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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 8,774 posts.

Security & Privacy
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8686

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…

8691

Android | Madaidan's Insecurities

By default, Android has a strong security model and incorporates full system SELinux policies , strong app sandboxing , full verified boot , modern exploit mitigations like fine-grained, forward-edge Control Flow Integrity and ShadowCallStack , widespread use of memory-safe languages (Java / Kotlin) and more. As such…

8692

Warrant Canary Frequently Asked Questions

What is a warrant canary? A warrant canary is a colloquial term for a regularly published statement that a service provider has not received legal process that it would be prohibited from saying it had received. Once a service provider does receive legal process, the speech prohibition goes into...

8693

Comcast caught hijacking web traffic

On November 20th, 2012 Comcast hijacked my HTTP traffic and re-routed it through their own servers, injecting a “notice” on the page before completing the request. What this means is instead of my web request being routed to the website I wanted to visit, Comcast took it upon themselves to hijack my web…