PC World: Google’s Collision Shakes Up Computer Cryptography

PC Magazine: Google’s Collision Shakes Up Computer Cryptography. “after years of trying, Google found a way to crack the SHA-1 cryptographic hash function, a security building block that enables digital signatures and HTTPS encryption. Cracking SHA-1 requires creating a cryptographic hash collision, which is essentially when a single hash, or ‘digest’ applies to two different files.”