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Cracking Passwords with Hashcat

Systems don't store original passwords, they store hashes. They look like this "f2477a144dff4f216ab81f2ac3e3207d". Hashing is a one way function, so you can't turn it back to password.

But you can make computer try every word in the dictionary, and tell if one matches. This article shows you how to do this with hashcat.