Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 362 posts.

Crypto & Blockchain
Any year
121

Bitcoin 0.13.0 Binary Safety Warning

Bitcoin.org has reason to suspect that the binaries for the upcoming Bitcoin Core release will likely be targeted by state sponsored attackers. As a website, Bitcoin.org does not have the technical resources to guarantee that we can defend ourselves from attackers of this calibre. We ask the Bitcoin community, and in…

147

How SHA-256 Works Step-by-Step

SHA-2 (Secure Hash Algorithm 2), of which SHA-256 is a part, is one of the most popular hash algorithms around. A cryptographic hash, also often referred to as a "digest", "fingerprint" or "signature", is an almost perfectly unique string of characters that is generated from a separate piece of input text. SHA-256…