Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 38 posts.
Vulnerability of Speculative Processors to Cache Timing Side-Channel Mechanism
Arm is committed to upholding the highest standards of security across its products and the wider Arm ecosystem. To support its partners and the broader community, Arm publishes three types of security-related documentation, Security Bulletins, Security Updates, and Security Articles.
How Many Computers Are in Your Computer?
A catalogue of software constructs, languages, or APIs which are unexpectedly Turing-complete; implications for security and reliability.
An Update on AMD Processor Security
The AMD Product Security Incident Response Team (PSIRT) is the focal point for reporting potential product security issues to AMD. AMD PSIRT works with both the AMD internal product security team and the external product security ecosystem, including security researchers, industry peers, government organizations…
Solving the first FSF RYF hurdle for the Librem 5
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
Serious Intel CPU bugs (2016)
2015 was a pretty good year for Intel. Their quarterly earnings reports exceeded expectations every quarter. They continue to be the only game in town for the serious server market, which continues to grow exponentially; from the earnings reports of the two largest cloud vendors, we can see that AWS and Azure grew by…
A home-made lithographically-fabricated integrated circuit
I am very excited to announce details of the first homemade integrated circuit and share the journey that this project has taken me on over the past year. I hope that my success will inspire others and help start a revolution in home chip fabrication. When I set out on this project I had no idea of what I had gotten…
Why Raspberry Pi Isn't Vulnerable to Spectre or Meltdown
Eben gives you a crash course in how modern processors work to explain why Raspberry Pi is unaffected by the Spectre and Meltdown security vulnerabilities.
AVX-512: when and how to use these new instructions
Note: This blog post from 2018 predates the Intel Ice Lake (Sunny Core) and AMD Zen 4 processors. These newer processors are not affected by the issues described in this blog post. Our processors typically do computations using small data stores called registers. On 64-bit processors, 64-bit registers are frequently…
Finding a CPU Design Bug in the Xbox 360
The recent reveal of Meltdown and Spectre reminded me of the time I found a related design bug in the Xbox 360 CPU – a newly added instruction whose mere existence was dangerous. Back in 2005 I was…
The Raspberry Pi as a Stratum-1 NTP Server
NTP on a Raspberry-Pi - documents configuring a Raspberry Pi for headless operation, configuring NTP for remote monitoring, adding a GPS/PSS device (two discussed), and how well NTP performs in WAN-only, LAN, and PPS configurations.
Mmm, Pi-hole
I have a love-hate relationship with ad blockers. On the one hand, I despise the obnoxious ads that are forced down our throats at what seems like every turn. On the other hand, I appreciate the need for publishers to earn a living so that I can consume their
Magic Leap is a Tragic Heap
The title of this review was carefully chosen, not glibly. I want what is best for VR and all other technologies on the Reality–Virtuality Continuum, Magic Leap included. Unfortunately, their cur…
Lisp Machine Inc. K-machine (2001)
Lisp Machine Inc. K-machine architecture
YubiKey comes to the iPhone with Mobile SDK for iOS and LastPass support
YubiKey iOS support is here. For developers, we now offer Yubico Mobile SDK for iOS, and LastPass supports the YubiKey NEO over NFC on iOS.
Dumber phone
Less is exponentially more – Rob Pike Smart phones are useful, but they are also incredibly addictive, and that addiction is at the epicenter of Silicon Valley’s effort to grab an ever-increasing percentage of our minds. If a substance or behavior controls us, it becomes our master, and that just won’t do. For the…
Learning Dexterity
Stay up to speed on the rapid advancement of AI technology and the benefits it offers to humanity.
Progress update from the Librem 5 hardware department
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
A 48Khz digital music player for the Commodore 64
Move over, Sennheiser. Make yourself scarce, Bose. Here comes the ultimate Hi-Fi solution for your living room: The Commodore 64! I s it sa...
MINERVA-II1: Successful image capture, landing on Ryugu and hop
MINERVA-II1: Successful image capture, landing on Ryugu and hop!
LEGO built a life-size, drivable Bugatti from over a million Technic pieces
Find the LEGO Group press releases, latest company news, product announcements and assets at the LEGO® Newsroom.
Why Skylake CPUs Are Sometimes 50% Slower
I got a call that on newer hardware some performance regression tests have become slower. Not a big deal. Usually it is a bad configuration somewhere in Windows or some BIOS settings were set to no…
Embedded in Rust: Brave new I/O
A blog about Rust and embedded stuff
Wi-Fi alliance announces mesh networking standard
Explore our portfolio of alternative topology and architecture technologies that improve efficiency and scalability of Wi-Fi® networks.
Raspberry Pi microSD card performance comparison
Back in 2015, I wrote a popular post comparing the performance of a number of microSD cards when used with the Raspberry Pi. In the intervening three years, the marketplace hasn't changed a ton, but there have been two new revisions to the Raspberry Pi (the model 3 B and just-released model 3 B+). In that article, I…
Librem 5 dev kits are shipping
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.