Best of 2012

The blog posts Hacker News loved most in 2012. 233 posts.

Security & Privacy
225

Web Cryptography API posted as W3C working draft

This specification describes a JavaScript API for performing basic cryptographic operations in web applications, such as hashing, signature generation and verification, and encryption and decryption. Additionally, it describes an API for applications to generate and/or manage the keying material necessary to perform…

228

Countering "Trusting Trust"

Way back in 1974, Paul Karger and Roger Schell discovered a devastating attack against computer systems. Ken Thompson described it in his classic 1984 speech, “Reflections on Trusting Trust.” Basically, an attacker changes a compiler binary to produce malicious versions of some programs, INCLUDING ITSELF. Once this is…

230

ImperialViolet

When a browser connects to an HTTPS site it receives signed certificates which allow it to verify that it's really connecting to the domain that it should be connecting to. In those certificates are pointers to services, run by the Certificate Authorities (CAs) that issued the certificate, that allow the browser to…

231

The Doghouse: Crypteto

Crypteto has a 49,152-bit symmetric key: The most important issue of any encryption product is the ‘bit key strength’. To date the strongest known algorithm has a 448-bit key. Crypteto now offers a 49,152-bit key. This means that for every extra 1 bit increase that Crypteto has over its competition makes it 100%…

233

Random Number Bug in Debian Linux

This is a big deal: On May 13th, 2008 the Debian project announced that Luciano Bello found an interesting vulnerability in the OpenSSL package they were distributing. The bug in question was caused by the removal of the following line of code from md_rand.c MD_Update(&m,buf,j); [ .. ] MD_Update(&m,buf,j); /* purify…