The need for security in electronic communications is crucial in today's world. The foundation for providing this security rests on mathematics. In particular, a certain kind of mathematical function ...

Three years ago, Ars declared the SHA1 cryptographic hash algorithm officially dead after researchers performed the world’s first known instance of a fatal exploit known as a “collision” on it. On ...

The essential metric for bitcoin network security reached more than 65 trillion hashes per second on Wednesday this week. The Bitcoin (BTC) hash rate — the total computing power of the bitcoin network ...