Tag: MD5

  • What Are SHA-256 Hash Values, Relating To File Downloads?

    What Are SHA-256 Hash Values, Relating To File Downloads?

    SHA-256 is one of a set of cryptographic hash functions designed by the NSA. The SHA-256 algorithm is often used to produce a hash value (see below) in order to confirm a file’s integrity.   Why do we need a hash value for file downloads? When we download files from the Internet, we need some…