Understanding Bitcoin is a one-way hash function should make sense because a hash function cannot be reversed. Once you understand that, it is hard to go back to thinking otherwise. The secure hash ...

Here at FactCheck.org, we like to complicate things. The statement isn’t meant to be (entirely) a flippant one. It really is true that a lot of what we do here is to take what appear to be pretty ...

Stuart Haber, a holder of patents for time-stamping technology and co-founder of Surety, is a researcher at HP Labs in Princeton, N.J., and serves as a director of the International Association for ...

At the Crypto 2004 conference in Santa Barbara, Calif., this week, researchers announced several weaknesses in common hash functions. These results, while mathematically significant, aren’t cause for ...

Learn about cryptographic hash functions in ensuring secure communication and protection of sensitive information, including ...

An algorithm that transforms a given amount of data (the "message") into a fixed number of digits, known as the "hash," "digest" or "digital fingerprint." Hash functions are a fundamental component in ...

The U.S. National Institute of Standards and Technology is having a competition for a new cryptographic hash function. This matters. The phrase "one-way hash function" might sound arcane and geeky, ...