What on a hash?!

I got this question from a friend (you know who you are) who has mined crypto goodies and just came to think about what those hashes are all about. So.. what is the deal with hashes? I am going to assume whoever is reading this has no idea what hashes are, which gives me freedom to explain it my way.  A bit on Hash Wikipedia (the source of all knowledge according to some, and the source of all ignorance according to others) has a very nice entry on what I should properly call Cryptographic Hashing Function (hashing algos in short). The wiki […]