Off topic, but I'd highly recommend that Cryptopals set of challeges for anyone that likes a coding challenge and wants to dip their hairy toes in encryption. Eudyptula one also cool; I think last time it came up there…
Off topic, but I'd highly recommend that Cryptopals set of challeges for anyone that likes a coding challenge and wants to dip their hairy toes in encryption. Eudyptula one also cool; I think last time it came up there…