Most cited

Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 684 posts.

Security & Privacy
Any year
153

SHA-1 Broken

SHA-1 has been broken. Not a reduced-round version. Not a simplified version. The real thing. The research team of Xiaoyun Wang, Yiqun Lisa Yin, and Hongbo Yu (mostly from Shandong University in China) have been quietly circulating a paper describing their results: collisions in the the full SHA-1 in 2**69 hash…

154

On Covering Webcams

The problem isn’t your camera, it’s malware. Don’t install any software from unknown or sketchy sources, keep your OS up to date, and you should be fine. And if you do have malware on your Mac, the webcam is likely the least of your problems.

159

Timeline of the xz open source attack

Over a period of over two years, an attacker using the name “Jia Tan” worked as a diligent, effective contributor to the xz compression library, eventually being granted commit access and maintainership. Using that access, they installed a very subtle, carefully hidden backdoor into liblzma, a part of xz that also…

174

Modern C++ Won't Save Us

I’m a frequent critic of memory unsafe languages, principally C and C++, and how they induce an exceptional number of security vulnerabilities. My conclusion, based on reviewing evidence from numerous large software projects using C and C++, is that we need to be migrating our industry to memory safe by default…

176

Suicide Linux

You know how sometimes if you mistype a filename in Bash, it corrects your spelling and runs the command anyway?* Such as when changing directory, or opening a file. I have an idea: Suicide Linux. Any time - any time - you type any remotely incorrect command, the interpreter cr...