An ALMOST Perfect Professional Laptop: Asus ExpertBook Ultra Review
As a tech reviewer, I have a confession to make. Despite my years of testing Windows laptops, I’ve always come back to my MacBook after a review period with a sigh of relief. That’s because, regardless of how expensive a Windows laptop is, it’s never really had the cohesive experience I’ve come to love in Apple’s walled garden. Maybe their speakers aren’t good, or the physical trackpad requires a lot of force to actuate. You get the point. So, when Asus sent over their new executive ExpertBook Ultra, I thought I’d test it out, run a few tests, and be back on my MacBook in no time. Well, that hasn’t happened.
The Asus ExpertBook Ultra is the first laptop I’ve tested that has crossed that threshold of desirability. But what makes a great Windows business laptop? Some might say portability, while others could point to factors like performance, sufficient RAM, and AI capabilities. What if you want all those features rolled into one? That’s what best describes the Asus ExpertBook Ultra. It starts at ₹2,39,000 or $3,499, and is the first laptop to debut Intel’s latest Panther Lake processors. I’ve been testing it for a better part of three weeks now, and this review should help you decide if it’s worth splurging the big bucks.
Asus ExpertBook Ultra Review
Hisan Kidwai
Summary
The Asus ExpertBook Ultra is playing a serious game against heavy hitters like the Dell XPS and the Lenovo ThinkPad series. And there’s something for everyone. The design is exceptional, quite possibly the best I’ve tested, with durability that should withstand anything. The 3K Tandem OLED 120Hz display is perfect, and you won’t have to deal with reflections. Let’s not forget the performance that is comfortably a mile ahead of the competition, in both numbers and thermal headroom
Design & Hardware
I was one of the few journalists invited to the ExpertBook launch event about a month back, and that’s where I first went hands-on with the laptop. The first thought I had was how different it looks and feels compared to other premium laptops. You might know the feeling of the all-aluminum MacBook, but the ExpertBook Ultra is completely different.
It’s made of CNC-machined magnesium alloy with a ceramic coating on top. It’s hard to put it into words, but the finish feels textured, almost powdery in a way, yet still very premium. You also don’t have to deal with smudges and fingerprint stains on your expensive machine. Color options are limited to two: either black or an off-white. I got the Morn Grey unit, and it’s definitely the way to go. Thanks to the texture, the color shimmers in sunlight, and wherever I went with the laptop, people asked what I was using.
A business laptop is for those who’re running from one office or coffee shop to another, most of the time with a laptop in hand. This means portability and weight are the main concerns. When I first picked up the ExpertBook Ultra, I expected it to weigh a decent amount because of its powerful internals. Well, looks can certainly be deceiving since it only weighs 0.99 kg, which is quite frankly insane. For context, my MacBook Air M1 weighs 1.29 kgs. And this weight difference is noticeable when carrying the laptop every day.
But you might ask, if the Ultra doesn’t weigh much, surely it won’t be durable. That surely won’t be the case, as ExpertBook laptops are the most durable machines I’ve ever tested. I’ve even stood on one, and it escaped without any damage. The Ultra is MIL-STD-810H-rated and should survive several bumps and drops just fine. At the event, Asus also told us to hold it up by the corner of the screen for a photo, which was a weird flex.
Since connecting to other gadgets is a basic requirement in an office, the ExpertBook Ultra has a decent selection of ports. You get dual Thunderbolt 4 USB-C (one on each side), along with a full-size HDMI 2.1, a USB 3.2 Type-A, and a headphone/microphone combo jack.
Best Windows Keyboard & Trackpad Combo
From spending over five years in the MacBook world, I’ve grown accustomed to the haptic touchpad, and it’s easy to see why. A haptic trackpad eliminates one more physical component, making it durable and ensuring consistent actuation energy wherever you click. That’s something Windows laptops have suffered from for years, because clicking on the top corners requires more force than moving a mountain.
The ExpertBook Ultra is one of the few laptops that has fixed this problem, and I couldn’t be happier. The trackpad is a large glass surface that spans edge to edge and comprises six pressure sensors. I found the tracking to be exceptionally good, without that sticky feeling. While the pressure actuation was a little lower than on the MacBook, I got used to it in no time. The palm rejection works beautifully, and the gestures are well supported.
The keyboard is high on the priority list of professionals, and Asus has kept that in mind. The layout is fairly standard in the sense that there is no learning curve. All keys are in the correct place, and even the 1.5mm travel is pretty respectable. The keys feel tactile without making much noise. There are different stages of backlit, and it’s bright enough to overcome the lack of contrast with the white keyboard deck. Still, the best part about the ExpertBook Ultra’s keyboard is that it’s splash-resistant. A small coffee spill or splash of water shouldn’t cause any issues as long as you clean it up quickly.
Display & Camera
We’ve seen OLED displays on laptops for quite some time. In fact, Asus was one of the first to implement it. Still, they are yet to reach the masses because OLED panels, unlike those on phones, consume more power. That’s one problem the Asus ExpertBook Ultra doesn’t have because it uses a 14-inch 3K Tandem OLED with a 120Hz refresh rate. For the uninitiated, a Tandem OLED panel combines multiple layers of light-emitting organic material to deliver higher brightness and lower power consumption. Thanks to this, the laptop has a peak brightness of over 1400 nits in HDR and 600 nits in regular mode.
If I had to use just one word to describe the Ultra’s display, it would be perfect. You can’t get any better than this, with colors that look exceptionally vibrant thanks to 100% DCI-P3 coverage, Pantone validation, and a Delta-E of less than 1. That’s more than enough for creative work like video editing without a hitch. As expected, movies and TV shows were a dream to watch.
That’s not all, as the laptop fixes one major pain point I’ve had with premium laptops. That’s glossy displays. They pick up dust quickly and get dirty with smudges that are almost impossible to clean. With the ExpertBook Ultra, you get a matte glass panel that cancels out almost all reflections pretty effectively, meaning I could work with the sun shining behind my back. Just don’t try this in 45-degree heat. Another upside is the touch functionality. Say what you want, touch is great for working on the go. For the people concerned with durability, Asus has used Gorilla Glass Victus, which is super durable. Enough to withstand over 100 kg of pressure, as they showcased in the event.
The 1080p webcam on the ExpertBook Ultra is perhaps the only thing that’s not very special. It’s decent for calls, and looks comparable to the MacBook. The wide field of view means you don’t have to squeeze into the frame during presentations, and it also supports Windows Hello functionality.
Performance
No business laptop will ever be desirable if it doesn’t have enough power to run multiple apps. Since the Asus ExpertBook Ultra is the first to get the Panther Lake chips, specifically the Core Ultra X7 358H, I was quite excited to test it out. The processor has a total of 16 cores, out of which four are performance cores, another eight are efficiency cores, and the last four are low-power efficiency cores. It’s paired with 32GB of LPDDR5x RAM at 8533 transfers per second and 2TB of Gen 5 storage, which can achieve read speeds over 14,000 MB/s.
As expected, the laptop feels effortlessly fast in everyday use. For example, my work is mainly on Chrome and Slack, where the processor handled everything super efficiently. I could open up more tabs than I need without a hitch, all while still running something in the background. Productivity apps are handled similarly well, and I connected them to my 2K monitor, where the experience was absolutely spotless.
What I found fascinating about the Ultra is that it’s not just a laptop for business people. In fact, if you’re a creator and need a serious on-the-go machine, you actually could take a look here. That’s because I fired up Da Vinci Resolve and tried my hand at editing a 4K reel I shot in Thailand. While my editing skills need a lot of sharpening, the Ultra could handle multiple streams of 4K videos and even play them back without slowing down. I also added some color grading to the videos, and it all went fine. In typical Asus fashion, there are several AI-centric features, such as MyExpert. It’s a personalized AI chatbot that quickly helps with your needs with on-device processing.
Since my skill set with demanding tasks only goes so far, I also ran a series of benchmarks to see how the Panther Lake processor ranks among its peers. Starting with Cinebench R24, the Ultra X7 358H scored 1,019 points in the multi-core test, roughly doubling the performance of the Ultra 7 258H, found in the likes of the ThinkPad X Carbon. With PCMark 10, we saw a 30% jump in the Ultra X7 358H’s performance compared to last-gen alternatives, reaching scores of 9,903.
Graphics in the ExpertBook Ultra are handled by the integrated Arc B390 GPU. Intel’s recent emphasis on GPUs means the B390 means serious business. I put it to the test with 3DMark’s TimeSpy test, where it scored 6,712 points. To put this number in context, though, I also played a series of games. Don’t get me wrong, the ExpertBook Ultra is not designed for serious gaming, but can it play AA or sometimes even AAA games? Yes, absolutely. Starting with lighter titles like F1 2025, I easily got over 100 fps on High settings with XeSS turned off. Kicking things up to titles like Indiana Jones: The Great Circle and Cyberpunk 2077, I averaged around 50-60 fps at 1080p with Ultra detail settings. If you’re concerned with eSports titles like Counter-Strike 2 and Valorant, they won’t break the ExpertBook Ultra, as it can easily achieve full 120 fps at the highest settings.
Battery Life & Speakers
While the 70Whr cell is pretty standard for a thin-and-light laptop, Asus has incorporated a new 2S2P architecture, which, in theory, is more efficient. My testing proved that theory to be right. On an average workday, which includes spending hours on Chrome, watching YouTube, and a few episodes of Better Call Saul, the ExpertBook Ultra lasted me a full day with some charge left to spare. Charging is handled with a 90W USB-C PD charger, which means you can go from 0%-50% in just thirty minutes. That’s enough time to charge between meetings and have enough for your super-long presentation.
Speakers on Windows laptops have usually not been a priority for forever. Most of them fire directly on the table, which inherently limits their output. But the Asus ExpertBook Ultra is the first laptop I’ve heard of that blew my MacBook out of the park. The speakers, of which there are six, sound at least twice as loud, with a wider soundstage, accurate dialogues, and bass that hits the spot. The treble is usually on point. You can make out the different instruments, and the highs don’t screech the ears at all. Almost everyone whom I showed the Ultra’s speakers was in awe of the quality, so you know it’s not just me yapping.
Verdict
Starting at ₹2,39,000, the Asus ExpertBook Ultra is playing a serious game against heavy hitters like the Dell XPS and the Lenovo ThinkPad series. Asus markets it like a business laptop, but my testing found the ExpertBook Ultra to be more capable than just handling spreadsheets. It’s a machine that caters to power users, irrespective of whether they work in an office or from a cozy cafe in Bali, editing videos or programming for their clients.
There’s something for everyone. The design is exceptional, quite possibly the best I’ve tested, with durability that should withstand anything. The 3K Tandem OLED 120Hz display is perfect, and you won’t have to deal with reflections. Let’s not forget the performance that is comfortably a mile ahead of the competition, in both numbers and thermal headroom. Sure, Dell and Lenovo are more established names when it comes to professional laptops, but I think it’s time we give Asus that status as well. And if you’re shopping in the segment, it’ll be a shame not to consider the ExpertBook Ultra.
As a tech reviewer, I have a confession to make. Despite my years of testing Windows laptops, I’ve always come back to my MacBook after a review period with a sigh of relief. That’s because, regardless of how expensive a Windows laptop is, it’s never really had the cohesive experience I’ve come to love in Apple’s walled garden. Maybe their speakers aren’t good, or the physical trackpad requires a lot of force to actuate. You get the point. So, when Asus sent over their new executive ExpertBook Ultra, I thought I’d test it out, run a few tests, and be back on my MacBook in no time. Well, that hasn’t happened.
The Asus ExpertBook Ultra is the first laptop I’ve tested that has crossed that threshold of desirability. But what makes a great Windows business laptop? Some might say portability, while others could point to factors like performance, sufficient RAM, and AI capabilities. What if you want all those features rolled into one? That’s what best describes the Asus ExpertBook Ultra. It starts at ₹2,39,000 or $3,499, and is the first laptop to debut Intel’s latest Panther Lake processors. I’ve been testing it for a better part of three weeks now, and this review should help you decide if it’s worth splurging the big bucks.
Asus ExpertBook Ultra Review
Hisan Kidwai
Summary
The Asus ExpertBook Ultra is playing a serious game against heavy hitters like the Dell XPS and the Lenovo ThinkPad series. And there’s something for everyone. The design is exceptional, quite possibly the best I’ve tested, with durability that should withstand anything. The 3K Tandem OLED 120Hz display is perfect, and you won’t have to deal with reflections. Let’s not forget the performance that is comfortably a mile ahead of the competition, in both numbers and thermal headroom
Design & Hardware
I was one of the few journalists invited to the ExpertBook launch event about a month back, and that’s where I first went hands-on with the laptop. The first thought I had was how different it looks and feels compared to other premium laptops. You might know the feeling of the all-aluminum MacBook, but the ExpertBook Ultra is completely different.
It’s made of CNC-machined magnesium alloy with a ceramic coating on top. It’s hard to put it into words, but the finish feels textured, almost powdery in a way, yet still very premium. You also don’t have to deal with smudges and fingerprint stains on your expensive machine. Color options are limited to two: either black or an off-white. I got the Morn Grey unit, and it’s definitely the way to go. Thanks to the texture, the color shimmers in sunlight, and wherever I went with the laptop, people asked what I was using.
A business laptop is for those who’re running from one office or coffee shop to another, most of the time with a laptop in hand. This means portability and weight are the main concerns. When I first picked up the ExpertBook Ultra, I expected it to weigh a decent amount because of its powerful internals. Well, looks can certainly be deceiving since it only weighs 0.99 kg, which is quite frankly insane. For context, my MacBook Air M1 weighs 1.29 kgs. And this weight difference is noticeable when carrying the laptop every day.
But you might ask, if the Ultra doesn’t weigh much, surely it won’t be durable. That surely won’t be the case, as ExpertBook laptops are the most durable machines I’ve ever tested. I’ve even stood on one, and it escaped without any damage. The Ultra is MIL-STD-810H-rated and should survive several bumps and drops just fine. At the event, Asus also told us to hold it up by the corner of the screen for a photo, which was a weird flex.
Since connecting to other gadgets is a basic requirement in an office, the ExpertBook Ultra has a decent selection of ports. You get dual Thunderbolt 4 USB-C (one on each side), along with a full-size HDMI 2.1, a USB 3.2 Type-A, and a headphone/microphone combo jack.
Best Windows Keyboard & Trackpad Combo
From spending over five years in the MacBook world, I’ve grown accustomed to the haptic touchpad, and it’s easy to see why. A haptic trackpad eliminates one more physical component, making it durable and ensuring consistent actuation energy wherever you click. That’s something Windows laptops have suffered from for years, because clicking on the top corners requires more force than moving a mountain.
The ExpertBook Ultra is one of the few laptops that has fixed this problem, and I couldn’t be happier. The trackpad is a large glass surface that spans edge to edge and comprises six pressure sensors. I found the tracking to be exceptionally good, without that sticky feeling. While the pressure actuation was a little lower than on the MacBook, I got used to it in no time. The palm rejection works beautifully, and the gestures are well supported.
The keyboard is high on the priority list of professionals, and Asus has kept that in mind. The layout is fairly standard in the sense that there is no learning curve. All keys are in the correct place, and even the 1.5mm travel is pretty respectable. The keys feel tactile without making much noise. There are different stages of backlit, and it’s bright enough to overcome the lack of contrast with the white keyboard deck. Still, the best part about the ExpertBook Ultra’s keyboard is that it’s splash-resistant. A small coffee spill or splash of water shouldn’t cause any issues as long as you clean it up quickly.
Display & Camera
We’ve seen OLED displays on laptops for quite some time. In fact, Asus was one of the first to implement it. Still, they are yet to reach the masses because OLED panels, unlike those on phones, consume more power. That’s one problem the Asus ExpertBook Ultra doesn’t have because it uses a 14-inch 3K Tandem OLED with a 120Hz refresh rate. For the uninitiated, a Tandem OLED panel combines multiple layers of light-emitting organic material to deliver higher brightness and lower power consumption. Thanks to this, the laptop has a peak brightness of over 1400 nits in HDR and 600 nits in regular mode.
If I had to use just one word to describe the Ultra’s display, it would be perfect. You can’t get any better than this, with colors that look exceptionally vibrant thanks to 100% DCI-P3 coverage, Pantone validation, and a Delta-E of less than 1. That’s more than enough for creative work like video editing without a hitch. As expected, movies and TV shows were a dream to watch.
That’s not all, as the laptop fixes one major pain point I’ve had with premium laptops. That’s glossy displays. They pick up dust quickly and get dirty with smudges that are almost impossible to clean. With the ExpertBook Ultra, you get a matte glass panel that cancels out almost all reflections pretty effectively, meaning I could work with the sun shining behind my back. Just don’t try this in 45-degree heat. Another upside is the touch functionality. Say what you want, touch is great for working on the go. For the people concerned with durability, Asus has used Gorilla Glass Victus, which is super durable. Enough to withstand over 100 kg of pressure, as they showcased in the event.
The 1080p webcam on the ExpertBook Ultra is perhaps the only thing that’s not very special. It’s decent for calls, and looks comparable to the MacBook. The wide field of view means you don’t have to squeeze into the frame during presentations, and it also supports Windows Hello functionality.
Performance
No business laptop will ever be desirable if it doesn’t have enough power to run multiple apps. Since the Asus ExpertBook Ultra is the first to get the Panther Lake chips, specifically the Core Ultra X7 358H, I was quite excited to test it out. The processor has a total of 16 cores, out of which four are performance cores, another eight are efficiency cores, and the last four are low-power efficiency cores. It’s paired with 32GB of LPDDR5x RAM at 8533 transfers per second and 2TB of Gen 5 storage, which can achieve read speeds over 14,000 MB/s.
As expected, the laptop feels effortlessly fast in everyday use. For example, my work is mainly on Chrome and Slack, where the processor handled everything super efficiently. I could open up more tabs than I need without a hitch, all while still running something in the background. Productivity apps are handled similarly well, and I connected them to my 2K monitor, where the experience was absolutely spotless.
What I found fascinating about the Ultra is that it’s not just a laptop for business people. In fact, if you’re a creator and need a serious on-the-go machine, you actually could take a look here. That’s because I fired up Da Vinci Resolve and tried my hand at editing a 4K reel I shot in Thailand. While my editing skills need a lot of sharpening, the Ultra could handle multiple streams of 4K videos and even play them back without slowing down. I also added some color grading to the videos, and it all went fine. In typical Asus fashion, there are several AI-centric features, such as MyExpert. It’s a personalized AI chatbot that quickly helps with your needs with on-device processing.
Since my skill set with demanding tasks only goes so far, I also ran a series of benchmarks to see how the Panther Lake processor ranks among its peers. Starting with Cinebench R24, the Ultra X7 358H scored 1,019 points in the multi-core test, roughly doubling the performance of the Ultra 7 258H, found in the likes of the ThinkPad X Carbon. With PCMark 10, we saw a 30% jump in the Ultra X7 358H’s performance compared to last-gen alternatives, reaching scores of 9,903.
Graphics in the ExpertBook Ultra are handled by the integrated Arc B390 GPU. Intel’s recent emphasis on GPUs means the B390 means serious business. I put it to the test with 3DMark’s TimeSpy test, where it scored 6,712 points. To put this number in context, though, I also played a series of games. Don’t get me wrong, the ExpertBook Ultra is not designed for serious gaming, but can it play AA or sometimes even AAA games? Yes, absolutely. Starting with lighter titles like F1 2025, I easily got over 100 fps on High settings with XeSS turned off. Kicking things up to titles like Indiana Jones: The Great Circle and Cyberpunk 2077, I averaged around 50-60 fps at 1080p with Ultra detail settings. If you’re concerned with eSports titles like Counter-Strike 2 and Valorant, they won’t break the ExpertBook Ultra, as it can easily achieve full 120 fps at the highest settings.
Battery Life & Speakers
While the 70Whr cell is pretty standard for a thin-and-light laptop, Asus has incorporated a new 2S2P architecture, which, in theory, is more efficient. My testing proved that theory to be right. On an average workday, which includes spending hours on Chrome, watching YouTube, and a few episodes of Better Call Saul, the ExpertBook Ultra lasted me a full day with some charge left to spare. Charging is handled with a 90W USB-C PD charger, which means you can go from 0%-50% in just thirty minutes. That’s enough time to charge between meetings and have enough for your super-long presentation.
Speakers on Windows laptops have usually not been a priority for forever. Most of them fire directly on the table, which inherently limits their output. But the Asus ExpertBook Ultra is the first laptop I’ve heard of that blew my MacBook out of the park. The speakers, of which there are six, sound at least twice as loud, with a wider soundstage, accurate dialogues, and bass that hits the spot. The treble is usually on point. You can make out the different instruments, and the highs don’t screech the ears at all. Almost everyone whom I showed the Ultra’s speakers was in awe of the quality, so you know it’s not just me yapping.
Verdict
Starting at ₹2,39,000, the Asus ExpertBook Ultra is playing a serious game against heavy hitters like the Dell XPS and the Lenovo ThinkPad series. Asus markets it like a business laptop, but my testing found the ExpertBook Ultra to be more capable than just handling spreadsheets. It’s a machine that caters to power users, irrespective of whether they work in an office or from a cozy cafe in Bali, editing videos or programming for their clients.
There’s something for everyone. The design is exceptional, quite possibly the best I’ve tested, with durability that should withstand anything. The 3K Tandem OLED 120Hz display is perfect, and you won’t have to deal with reflections. Let’s not forget the performance that is comfortably a mile ahead of the competition, in both numbers and thermal headroom. Sure, Dell and Lenovo are more established names when it comes to professional laptops, but I think it’s time we give Asus that status as well. And if you’re shopping in the segment, it’ll be a shame not to consider the ExpertBook Ultra.
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#49ers #coach #Tesla #Autopilot #crashedElectric Cars,Entertainment,News,Sports,Tesla,Transportation">49ers coach says his Tesla was on Autopilot when he crashed
“I’ve had Autopilot for nine years, so I’m pretty comfortable with it and, you know, who knows what happened when I turned around? Whether it malfunctioned or whether I knocked it off? That’s something I don’t know yet. But regardless, that’s… it is always your fault, whether you’re on Autopilot or not. You can’t take your eyes off the road. It’s a partnership driving, you don’t just turn it over to a computer.”
Mixed in with the new developments are trendy food spots like Hoppers and BAO. Hop a train from King’s Cross, and founders can be in Cambridge in 45 minutes to source talent or can be in Paris in two hours to strike a deal.
Who would have guessed that a little more than 20 years ago, this was one of the seediest areas in London?
“In the ’80s, crack and heroin made the area a major narcotics market,” Hussein Kanji, an investor at Hoxton Ventures, said, recalling syringes in tree trunks and gangs patrolling the streets. “In 1982, the local church was occupied by the English Collective of Prostitutes for 12 straight days.” Then, in the early 2000s, a real estate developer had a dream and, well, “now it is the AI hotbed of the United Kingdom,” Kanji said. “What a change.”
Around 18 months ago, his portfolio company BioCorteX moved from the neighborhood Holborn to the Jellicoe building in King’s Cross, hoping to be near the action. “Lots going on in London right now,” Nik Sharma, co-founder of BioCorteX, told me. “Lots of hyperscalers moving in.” That includes, reportedly, Jeff Bezos’ AI company Prometheus, which is also said to be in talks to move into the Jellicoe.
There are around 3,600 AI startups in London, which, together, have raised around $12.1 billion out of the $14.8 billion raised in the city since late July, according to Dealroom. Since the start of June, AI-related startups have leased more than 1 million square feet of office space in London, according to the real estate firm Knight Frank. With that, prime rents in King’s Cross have risen 18% over the past three years, Chris Dunn, a commercial insight associate at the firm, told me.
That percentage represents only the largest leases encompassing at least 10,000 square feet, like the ones OpenAI and Prometheus are signing. The shorter deals go for even more, he said, and now the vacancy rate for conventional office space is just 0.9%. “Demand has outstripped supply,” he continued.
Today, one of the big topics of the area is sovereignty. It was a wake-up call for many when Anthropic shut off access to Mythos and Fable this summer, leaving some in the ecosystem to conclude: “We’d better look after ourselves,” Saul Klein, co-founder of the VC firm Phoenix Court, told me.
Phoenix Court is located in the King’s Cross area and has three portfolio companies in the vicinity, including Olix (which just announced a $3.3 billion valuation), Early Health and CoMind. Robin Klein, co-founder of the firm, said the shutdown of Fable and Mythos access was a “small but sharp reminder that Europe can’t simply rent its AI capabilities and capacity; it needs to build and hold some of its own.” King’s Cross, he said, is where much of this building is actually happening.
“The bigger question,” he continued, “is whether the U.K. builds the infrastructure, compute, energy, capital, to make this self-reliance durable, rather than just hosting outposts of U.S. labs.”
Image Credits:Phoenix Court
Top founders want to stay
Simon Kohl, founder of Latent Labs, has offices in King’s Cross and San Francisco. The London office, at the moment, is growing faster, and he’s more bullish than ever on the ecosystem, he said. “The mood right now feels less like London trying to catch up and more like London becoming one of the default places to start a serious AI company,” he said.
Look around and you are likely to see Wayve testing its autonomous cars. Founded in 2017 by co-founder Alex Kendall, the unicorn is one of London’s biggest success stories.
“Ten years ago, building a frontier AI company from London felt like an unusual choice,” Kendall told me. “Now it feels like an obvious one.” Wayve moved into King’s Cross in 2018 looking for a space that could double as a garage — “a rare combination in Central London,” Kendall said. He has watched the ecosystem mature around him — and it’s now evident that a startup can stay in London, raise serious capital, hire world-class AI talent, and remain globally competitive, he said.
Down the street from Anthropic’s new 158,000-square-foot office is the AI agent builder Sierra and the AI video platform Synthesia.
Laura Gonzalez Florez, Synthesia’s chief of staff and head of people, says the company moved into its glossy new office building a year ago to accommodate its growing team. They were drawn to the area for the same reason as everyone else: “It’s very close to the airport … very close to where a lot of investors are,” she said.
Image Credits:Synthesia
Around two-thirds of Synthesia’s engineers are remote, Gonzalez Florez said, letting the company tap into an affordable, international, and diverse talent pool and helping it scale faster. “From London, we can hire and work, without any problem, people from anywhere, from Slovenia to Portugal,” she said.
Unsurprisingly, London’s AI boom is also causing a talent war.
U.K. AI job postings have skyrocketed in the past few years, per data from PwC. When Anthropic announced it moved into town earlier this year, it listed, for example, a salary range of £260,000 to £630,000 for a machine learning research engineer when the average salary in London for the same role is around £102,000. Some founders in the U.K., like those in Silicon Valley, are being forced to raise more and bigger rounds to keep up.
“The real test is whether more globally significant AI companies are founded, funded, and scaled from the U.K., while continuing to attract the world’s best talent to build them here,” Zain Ali, founder of the King’s Cross-based AI legal firm Centuro, told me. “If that continues to happen, King’s Cross won’t just be an AI hub. It’ll become one of the U.K.’s most important strategic assets.”
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Mixed in with the new developments are trendy food spots like Hoppers and BAO. Hop a train from King’s Cross, and founders can be in Cambridge in 45 minutes to source talent or can be in Paris in two hours to strike a deal.
Who would have guessed that a little more than 20 years ago, this was one of the seediest areas in London?
“In the ’80s, crack and heroin made the area a major narcotics market,” Hussein Kanji, an investor at Hoxton Ventures, said, recalling syringes in tree trunks and gangs patrolling the streets. “In 1982, the local church was occupied by the English Collective of Prostitutes for 12 straight days.” Then, in the early 2000s, a real estate developer had a dream and, well, “now it is the AI hotbed of the United Kingdom,” Kanji said. “What a change.”
Around 18 months ago, his portfolio company BioCorteX moved from the neighborhood Holborn to the Jellicoe building in King’s Cross, hoping to be near the action. “Lots going on in London right now,” Nik Sharma, co-founder of BioCorteX, told me. “Lots of hyperscalers moving in.” That includes, reportedly, Jeff Bezos’ AI company Prometheus, which is also said to be in talks to move into the Jellicoe.
There are around 3,600 AI startups in London, which, together, have raised around $12.1 billion out of the $14.8 billion raised in the city since late July, according to Dealroom. Since the start of June, AI-related startups have leased more than 1 million square feet of office space in London, according to the real estate firm Knight Frank. With that, prime rents in King’s Cross have risen 18% over the past three years, Chris Dunn, a commercial insight associate at the firm, told me.
That percentage represents only the largest leases encompassing at least 10,000 square feet, like the ones OpenAI and Prometheus are signing. The shorter deals go for even more, he said, and now the vacancy rate for conventional office space is just 0.9%. “Demand has outstripped supply,” he continued.
Today, one of the big topics of the area is sovereignty. It was a wake-up call for many when Anthropic shut off access to Mythos and Fable this summer, leaving some in the ecosystem to conclude: “We’d better look after ourselves,” Saul Klein, co-founder of the VC firm Phoenix Court, told me.
Phoenix Court is located in the King’s Cross area and has three portfolio companies in the vicinity, including Olix (which just announced a $3.3 billion valuation), Early Health and CoMind. Robin Klein, co-founder of the firm, said the shutdown of Fable and Mythos access was a “small but sharp reminder that Europe can’t simply rent its AI capabilities and capacity; it needs to build and hold some of its own.” King’s Cross, he said, is where much of this building is actually happening.
“The bigger question,” he continued, “is whether the U.K. builds the infrastructure, compute, energy, capital, to make this self-reliance durable, rather than just hosting outposts of U.S. labs.”
Image Credits:Phoenix Court
Top founders want to stay
Simon Kohl, founder of Latent Labs, has offices in King’s Cross and San Francisco. The London office, at the moment, is growing faster, and he’s more bullish than ever on the ecosystem, he said. “The mood right now feels less like London trying to catch up and more like London becoming one of the default places to start a serious AI company,” he said.
Look around and you are likely to see Wayve testing its autonomous cars. Founded in 2017 by co-founder Alex Kendall, the unicorn is one of London’s biggest success stories.
“Ten years ago, building a frontier AI company from London felt like an unusual choice,” Kendall told me. “Now it feels like an obvious one.” Wayve moved into King’s Cross in 2018 looking for a space that could double as a garage — “a rare combination in Central London,” Kendall said. He has watched the ecosystem mature around him — and it’s now evident that a startup can stay in London, raise serious capital, hire world-class AI talent, and remain globally competitive, he said.
Down the street from Anthropic’s new 158,000-square-foot office is the AI agent builder Sierra and the AI video platform Synthesia.
Laura Gonzalez Florez, Synthesia’s chief of staff and head of people, says the company moved into its glossy new office building a year ago to accommodate its growing team. They were drawn to the area for the same reason as everyone else: “It’s very close to the airport … very close to where a lot of investors are,” she said.
Image Credits:Synthesia
Around two-thirds of Synthesia’s engineers are remote, Gonzalez Florez said, letting the company tap into an affordable, international, and diverse talent pool and helping it scale faster. “From London, we can hire and work, without any problem, people from anywhere, from Slovenia to Portugal,” she said.
Unsurprisingly, London’s AI boom is also causing a talent war.
U.K. AI job postings have skyrocketed in the past few years, per data from PwC. When Anthropic announced it moved into town earlier this year, it listed, for example, a salary range of £260,000 to £630,000 for a machine learning research engineer when the average salary in London for the same role is around £102,000. Some founders in the U.K., like those in Silicon Valley, are being forced to raise more and bigger rounds to keep up.
“The real test is whether more globally significant AI companies are founded, funded, and scaled from the U.K., while continuing to attract the world’s best talent to build them here,” Zain Ali, founder of the King’s Cross-based AI legal firm Centuro, told me. “If that continues to happen, King’s Cross won’t just be an AI hub. It’ll become one of the U.K.’s most important strategic assets.”
When you purchase through links in our articles, we may earn a small commission. This doesn’t affect our editorial independence.
#Thisformernotorious #redlight #districtis #nowone #worlds #top #hubs #TechCrunchUK">This former notorious red-light district is now one of the world’s top AI hubs | TechCrunch
What every U.K. AI startup wants to know these days is, how can I get office space in King’s Cross?
The area is so hot that a VC firm allegedly recently won a deal by promising a founder office space in the neighborhood. “We stop at nothing to win deals [for] and to support” founders, “including helping them source office space when needed,” the firm told me when asked about the rumor, declining to confirm or deny any details.
The neighborhood’s popularity began back in 2016 when DeepMind — then newly acquired by Google — moved in. Soon after, a flood of AI startups followed, wanting to be around the Google DeepMind magic. Today, they hope to take advantage of the cluster of AI talent there.
This has transformed King’s Cross into one of the world’s top AI hubs, rivaled only by San Francisco and Beijing. Around London, it’s known by the sobriquet “Knowledge Quarter,” as it’s home to names like OpenAI, Meta, Isomorphic Labs, Cusp AI, Wayne, Recursive, and, a little farther down the road, Synthesia and Anthropic. The European Technology Network (ETN) just moved into a glossy new office nearby, while University College London sits around the corner.
Mixed in with the new developments are trendy food spots like Hoppers and BAO. Hop a train from King’s Cross, and founders can be in Cambridge in 45 minutes to source talent or can be in Paris in two hours to strike a deal.
Who would have guessed that a little more than 20 years ago, this was one of the seediest areas in London?
“In the ’80s, crack and heroin made the area a major narcotics market,” Hussein Kanji, an investor at Hoxton Ventures, said, recalling syringes in tree trunks and gangs patrolling the streets. “In 1982, the local church was occupied by the English Collective of Prostitutes for 12 straight days.” Then, in the early 2000s, a real estate developer had a dream and, well, “now it is the AI hotbed of the United Kingdom,” Kanji said. “What a change.”
Around 18 months ago, his portfolio company BioCorteX moved from the neighborhood Holborn to the Jellicoe building in King’s Cross, hoping to be near the action. “Lots going on in London right now,” Nik Sharma, co-founder of BioCorteX, told me. “Lots of hyperscalers moving in.” That includes, reportedly, Jeff Bezos’ AI company Prometheus, which is also said to be in talks to move into the Jellicoe.
There are around 3,600 AI startups in London, which, together, have raised around $12.1 billion out of the $14.8 billion raised in the city since late July, according to Dealroom. Since the start of June, AI-related startups have leased more than 1 million square feet of office space in London, according to the real estate firm Knight Frank. With that, prime rents in King’s Cross have risen 18% over the past three years, Chris Dunn, a commercial insight associate at the firm, told me.
That percentage represents only the largest leases encompassing at least 10,000 square feet, like the ones OpenAI and Prometheus are signing. The shorter deals go for even more, he said, and now the vacancy rate for conventional office space is just 0.9%. “Demand has outstripped supply,” he continued.
Today, one of the big topics of the area is sovereignty. It was a wake-up call for many when Anthropic shut off access to Mythos and Fable this summer, leaving some in the ecosystem to conclude: “We’d better look after ourselves,” Saul Klein, co-founder of the VC firm Phoenix Court, told me.
Phoenix Court is located in the King’s Cross area and has three portfolio companies in the vicinity, including Olix (which just announced a $3.3 billion valuation), Early Health and CoMind. Robin Klein, co-founder of the firm, said the shutdown of Fable and Mythos access was a “small but sharp reminder that Europe can’t simply rent its AI capabilities and capacity; it needs to build and hold some of its own.” King’s Cross, he said, is where much of this building is actually happening.
“The bigger question,” he continued, “is whether the U.K. builds the infrastructure, compute, energy, capital, to make this self-reliance durable, rather than just hosting outposts of U.S. labs.”
Image Credits:Phoenix Court
Top founders want to stay
Simon Kohl, founder of Latent Labs, has offices in King’s Cross and San Francisco. The London office, at the moment, is growing faster, and he’s more bullish than ever on the ecosystem, he said. “The mood right now feels less like London trying to catch up and more like London becoming one of the default places to start a serious AI company,” he said.
Look around and you are likely to see Wayve testing its autonomous cars. Founded in 2017 by co-founder Alex Kendall, the unicorn is one of London’s biggest success stories.
“Ten years ago, building a frontier AI company from London felt like an unusual choice,” Kendall told me. “Now it feels like an obvious one.” Wayve moved into King’s Cross in 2018 looking for a space that could double as a garage — “a rare combination in Central London,” Kendall said. He has watched the ecosystem mature around him — and it’s now evident that a startup can stay in London, raise serious capital, hire world-class AI talent, and remain globally competitive, he said.
Down the street from Anthropic’s new 158,000-square-foot office is the AI agent builder Sierra and the AI video platform Synthesia.
Laura Gonzalez Florez, Synthesia’s chief of staff and head of people, says the company moved into its glossy new office building a year ago to accommodate its growing team. They were drawn to the area for the same reason as everyone else: “It’s very close to the airport … very close to where a lot of investors are,” she said.
Image Credits:Synthesia
Around two-thirds of Synthesia’s engineers are remote, Gonzalez Florez said, letting the company tap into an affordable, international, and diverse talent pool and helping it scale faster. “From London, we can hire and work, without any problem, people from anywhere, from Slovenia to Portugal,” she said.
Unsurprisingly, London’s AI boom is also causing a talent war.
U.K. AI job postings have skyrocketed in the past few years, per data from PwC. When Anthropic announced it moved into town earlier this year, it listed, for example, a salary range of £260,000 to £630,000 for a machine learning research engineer when the average salary in London for the same role is around £102,000. Some founders in the U.K., like those in Silicon Valley, are being forced to raise more and bigger rounds to keep up.
“The real test is whether more globally significant AI companies are founded, funded, and scaled from the U.K., while continuing to attract the world’s best talent to build them here,” Zain Ali, founder of the King’s Cross-based AI legal firm Centuro, told me. “If that continues to happen, King’s Cross won’t just be an AI hub. It’ll become one of the U.K.’s most important strategic assets.”
When you purchase through links in our articles, we may earn a small commission. This doesn’t affect our editorial independence.
Every step you take closes the doors that the attacker may open slightly, and when you combine everything, you would have a door to a series of locked gates.
Why Do I Need a Bastion Host?
When it comes to teams working with many servers, deploying a bastion host (jump box) may be a clean and effective way to solve the long-term problem. With this method, you only expose SSH to the bastion, and the other servers accept it only when it’s from the bastion’s internal IP. This centralizes logging and makes auditing access far simpler.
Using a virtual private network (VPN) and a bastion host together is perfectly fine – and many solutions use both: a safe way to access the private network via a VPN, followed by use of a bastion host to restrict which servers can be accessed. Some teams may decide to forgo the bastion because they don’t have the manpower to manage one, and so use a combination of a VPN and a set of firewall rules that still quite a bit lowers the exposure, but without the extra effort.
Mistakes Leading to Leaving Cloud Servers Open
The Mistakes That Cause Leaving Cloud Servers Open: Even the safest development teams may have slip-ups from time to time. One of the most frequent is leaving staged, or test servers with relaxed firewall rules equivalent to those of the production environment – hackers don’t concern themselves with which environment they first land on. Another frequent error is reusing the same SSH key on several servers and clients, causing one hacked laptop to compromise all servers that key has access to.
Another common human error is not removing or changing access when someone leaves the team, so stale credentials remain valid and accessible. At last, putting trust in the strategy of “security through obscurity” – meaning one thinks that setting up the unusual port or hiding the hostname from the public is actually sufficient security – creates a wrong impression of security. This is mostly true; in reality, modern-day attackers scan all ports anyway, and there is no way to hide from them.
System Administrators Guide to Secure Remote Access
Prohibit SSH password logins totally and depend exclusively on key-based authentication
Surely no one wants to type in the password every time; because of this, use only key-based authentication
Deter the user from logging in as root by default and instead use the sudo command to do root tasks
A firewall or security group rule can provide great help with IP address-based restrictions on SSH logins
For access that comes from untrusted sources or external networks, use a secure tunnel like a vpn or bastion host
Periodically change SSH keys and inspect access lists
Maintain records of login attempts and detect brute-force attacks as quickly as possible
Frequently Asked Questions
What is the principal means by which cloud servers suffer break-ins through remote access?
By far the biggest reason why this can happen is unauthorized password-based SSH logins that have been cracked by brute force. The scenario is most likely to develop where the administrator allows root login via password and leaves the default port open.
Sufficient security measures for the server via SSH keys: Do you think it is safe to rely only on key authentication?
It is true that SSH keys drastically decrease the danger of a successful brute-force attack. However, if there is only key authentication on the server, there are still risks – the server administrator can always enable root login or disable the IP-based login restrictions. So it is recommended to always have these three in the server configuration: disabled root login, restricted access to known IPs, and rotating the keys regularly as the main components of meaningful protection.
Is it really necessary to set up a separate VPN network while I am able to connect via SSH keys?
A VPN gives extra security by first encrypting your computer traffic before it reaches your network, where the SSH connection will be used. This is mostly important when working on untrusted networks – like public wi-fi – where there is a threat of a potential hacker in your local network looking at your data.
Bastion host vs VPN as methods of accessing the server?
The bastion host works by funneling SSH sessions from many users through a single, carefully monitored server point while the rest of the network (and mostly the servers) remains protected from the internet. At the same time, a vpn will fully encrypt the communication between the user and the corporate network or servers. The combination is very common among larger security teams as a part of the defense-in-depth principle.
How often should SSH keys be rotated?
The ideal period to change your SSH keys depends on the security practices of your organization, but generally a good practice is to change SSH keys between 90 and 180 days, or in the case that the user who had access with the key leaves or is no longer able to be contacted, such as when a team member leaves.
Why is only changing the port number for SSH enough to secure that port?
Changing the port reduces automated scanning noise in your logs but isn’t a real security control on its own — port scanners check all ports, so it should never replace key-based auth and firewall rules.
Every step you take closes the doors that the attacker may open slightly, and when you combine everything, you would have a door to a series of locked gates.
Why Do I Need a Bastion Host?
When it comes to teams working with many servers, deploying a bastion host (jump box) may be a clean and effective way to solve the long-term problem. With this method, you only expose SSH to the bastion, and the other servers accept it only when it’s from the bastion’s internal IP. This centralizes logging and makes auditing access far simpler.
Using a virtual private network (VPN) and a bastion host together is perfectly fine – and many solutions use both: a safe way to access the private network via a VPN, followed by use of a bastion host to restrict which servers can be accessed. Some teams may decide to forgo the bastion because they don’t have the manpower to manage one, and so use a combination of a VPN and a set of firewall rules that still quite a bit lowers the exposure, but without the extra effort.
Mistakes Leading to Leaving Cloud Servers Open
The Mistakes That Cause Leaving Cloud Servers Open: Even the safest development teams may have slip-ups from time to time. One of the most frequent is leaving staged, or test servers with relaxed firewall rules equivalent to those of the production environment – hackers don’t concern themselves with which environment they first land on. Another frequent error is reusing the same SSH key on several servers and clients, causing one hacked laptop to compromise all servers that key has access to.
Another common human error is not removing or changing access when someone leaves the team, so stale credentials remain valid and accessible. At last, putting trust in the strategy of “security through obscurity” – meaning one thinks that setting up the unusual port or hiding the hostname from the public is actually sufficient security – creates a wrong impression of security. This is mostly true; in reality, modern-day attackers scan all ports anyway, and there is no way to hide from them.
System Administrators Guide to Secure Remote Access
Prohibit SSH password logins totally and depend exclusively on key-based authentication
Surely no one wants to type in the password every time; because of this, use only key-based authentication
Deter the user from logging in as root by default and instead use the sudo command to do root tasks
A firewall or security group rule can provide great help with IP address-based restrictions on SSH logins
For access that comes from untrusted sources or external networks, use a secure tunnel like a vpn or bastion host
Periodically change SSH keys and inspect access lists
Maintain records of login attempts and detect brute-force attacks as quickly as possible
Frequently Asked Questions
What is the principal means by which cloud servers suffer break-ins through remote access?
By far the biggest reason why this can happen is unauthorized password-based SSH logins that have been cracked by brute force. The scenario is most likely to develop where the administrator allows root login via password and leaves the default port open.
Sufficient security measures for the server via SSH keys: Do you think it is safe to rely only on key authentication?
It is true that SSH keys drastically decrease the danger of a successful brute-force attack. However, if there is only key authentication on the server, there are still risks – the server administrator can always enable root login or disable the IP-based login restrictions. So it is recommended to always have these three in the server configuration: disabled root login, restricted access to known IPs, and rotating the keys regularly as the main components of meaningful protection.
Is it really necessary to set up a separate VPN network while I am able to connect via SSH keys?
A VPN gives extra security by first encrypting your computer traffic before it reaches your network, where the SSH connection will be used. This is mostly important when working on untrusted networks – like public wi-fi – where there is a threat of a potential hacker in your local network looking at your data.
Bastion host vs VPN as methods of accessing the server?
The bastion host works by funneling SSH sessions from many users through a single, carefully monitored server point while the rest of the network (and mostly the servers) remains protected from the internet. At the same time, a vpn will fully encrypt the communication between the user and the corporate network or servers. The combination is very common among larger security teams as a part of the defense-in-depth principle.
How often should SSH keys be rotated?
The ideal period to change your SSH keys depends on the security practices of your organization, but generally a good practice is to change SSH keys between 90 and 180 days, or in the case that the user who had access with the key leaves or is no longer able to be contacted, such as when a team member leaves.
Why is only changing the port number for SSH enough to secure that port?
Changing the port reduces automated scanning noise in your logs but isn’t a real security control on its own — port scanners check all ports, so it should never replace key-based auth and firewall rules.
#Secure #Remote #Access #Cloud #ServerCloud,remote access">How to Secure Remote Access to Your Cloud Server in 2026
Protection against unauthorized remote logins to your cloud server is a matter of SSH key-based authentication, a strict security policy on the firewall, two-factor authentication, and a secure communication channel – no individual component will give adequate protection by itself. The major risk point in breaches is not the server but the open door to remote login. To patch that vulnerability, you need a series of countermeasures, not a magical setting.
Why Remote Server Access Is a Common Attack Vector
Every cloud server exposes at least one remote access point – usually SSH on port 22 – and that port is scanned constantly by bots looking for weak credentials. Password-based login is the most common way a system can be attacked by brute force, and it is quite common with a standard setup that the system is left in a state where an admin/user of that system – “root user” – can log in directly by guessing the user ID and the password combination. Add in shared team credentials, forgotten firewall rules from old projects, and staging servers left publicly reachable, and it’s clear why misconfigured remote access – not zero-day exploits – is behind most cloud server compromises. The fix is simple, though you’ll need to do some setup yourself instead of trusting the default setting.
How to lock down SSH access in the right way
The best way to secure remote access is through a series of small improvements rather than one major overhaul. The following is a real working method:
Switch to SSH key authentication, then turn off password login completely in the same location: sshd_config. Keys are far harder to brute-force than passwords.
Disable root login over SSH and require a non-root user with sudo privileges instead; this is a security advantage that even without any change, one key compromising would limit the impact.
Change the default SSH port away from 22 to cut down on automated scanning noise (not a security measure on its own, but it reduces log clutter).
Restrict access by IP using your firewall or security group, allowing SSH only from known office or VPN IP ranges rather than the entire internet.
Add a VPN as a connection layer for anyone accessing servers from outside a trusted network – a VPN like Planet VPN’s free VPN service can encrypt the connection between a remote worker’s laptop and the server before SSH traffic ever leaves their device, which matters especially on public wi-fi or shared networks.
Every step you take closes the doors that the attacker may open slightly, and when you combine everything, you would have a door to a series of locked gates.
Why Do I Need a Bastion Host?
When it comes to teams working with many servers, deploying a bastion host (jump box) may be a clean and effective way to solve the long-term problem. With this method, you only expose SSH to the bastion, and the other servers accept it only when it’s from the bastion’s internal IP. This centralizes logging and makes auditing access far simpler.
Using a virtual private network (VPN) and a bastion host together is perfectly fine – and many solutions use both: a safe way to access the private network via a VPN, followed by use of a bastion host to restrict which servers can be accessed. Some teams may decide to forgo the bastion because they don’t have the manpower to manage one, and so use a combination of a VPN and a set of firewall rules that still quite a bit lowers the exposure, but without the extra effort.
Mistakes Leading to Leaving Cloud Servers Open
The Mistakes That Cause Leaving Cloud Servers Open: Even the safest development teams may have slip-ups from time to time. One of the most frequent is leaving staged, or test servers with relaxed firewall rules equivalent to those of the production environment – hackers don’t concern themselves with which environment they first land on. Another frequent error is reusing the same SSH key on several servers and clients, causing one hacked laptop to compromise all servers that key has access to.
Another common human error is not removing or changing access when someone leaves the team, so stale credentials remain valid and accessible. At last, putting trust in the strategy of “security through obscurity” – meaning one thinks that setting up the unusual port or hiding the hostname from the public is actually sufficient security – creates a wrong impression of security. This is mostly true; in reality, modern-day attackers scan all ports anyway, and there is no way to hide from them.
System Administrators Guide to Secure Remote Access
Prohibit SSH password logins totally and depend exclusively on key-based authentication
Surely no one wants to type in the password every time; because of this, use only key-based authentication
Deter the user from logging in as root by default and instead use the sudo command to do root tasks
A firewall or security group rule can provide great help with IP address-based restrictions on SSH logins
For access that comes from untrusted sources or external networks, use a secure tunnel like a vpn or bastion host
Periodically change SSH keys and inspect access lists
Maintain records of login attempts and detect brute-force attacks as quickly as possible
Frequently Asked Questions
What is the principal means by which cloud servers suffer break-ins through remote access?
By far the biggest reason why this can happen is unauthorized password-based SSH logins that have been cracked by brute force. The scenario is most likely to develop where the administrator allows root login via password and leaves the default port open.
Sufficient security measures for the server via SSH keys: Do you think it is safe to rely only on key authentication?
It is true that SSH keys drastically decrease the danger of a successful brute-force attack. However, if there is only key authentication on the server, there are still risks – the server administrator can always enable root login or disable the IP-based login restrictions. So it is recommended to always have these three in the server configuration: disabled root login, restricted access to known IPs, and rotating the keys regularly as the main components of meaningful protection.
Is it really necessary to set up a separate VPN network while I am able to connect via SSH keys?
A VPN gives extra security by first encrypting your computer traffic before it reaches your network, where the SSH connection will be used. This is mostly important when working on untrusted networks – like public wi-fi – where there is a threat of a potential hacker in your local network looking at your data.
Bastion host vs VPN as methods of accessing the server?
The bastion host works by funneling SSH sessions from many users through a single, carefully monitored server point while the rest of the network (and mostly the servers) remains protected from the internet. At the same time, a vpn will fully encrypt the communication between the user and the corporate network or servers. The combination is very common among larger security teams as a part of the defense-in-depth principle.
How often should SSH keys be rotated?
The ideal period to change your SSH keys depends on the security practices of your organization, but generally a good practice is to change SSH keys between 90 and 180 days, or in the case that the user who had access with the key leaves or is no longer able to be contacted, such as when a team member leaves.
Why is only changing the port number for SSH enough to secure that port?
Changing the port reduces automated scanning noise in your logs but isn’t a real security control on its own — port scanners check all ports, so it should never replace key-based auth and firewall rules.
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