Enumerating all subsequences for password recovery v0.1
I needed to write this trivial Haskell sample for a script of mine to crack one of my passwords! :) You see, I do keep some of my passwords written down on paper. But it's not any ordinary piece of paper: it's a paper full of random characters! :-D It does help a lot against nosy audience. I also keep it with me next to high value banknotes, so I would say it's well protected. I eventually memorize most passwords this way, but until then, I only keep the position of it in mind. It's a bad habit of mine, and I haven't been doing this before. I have only recently found myself in a need for replacing a lot of my old passwords. If I could be sure in that every workstation I sit at will have md5sum installed at the very least then a single master password would suit my needs. Come to think of it, I could put my little Psion computers in order just for this very purpose! :) You have probably heard of (cryptographically secure-) hashed password generation before. So let...