Hashing A hash function is an algorithm that takes variablelength string as the input and produces a fixed-length value (hash) as the output. The challenge for a hashing algorithm is to make this process irreversible; that is,finding a string that produces a given hash value should be very difficult. It should also be difficult toContinue reading ““Hashing” meaning and history”
Tag Archives: passwords
How to make a best password
The ancient folk tale of Ali Baba and the forty thieves mentions the use of a password. In this story, Ali Baba finds that the phrase “Open Sesame” magically opens the entrance to a cave where the thieves have hidden their treasure. Similarly, modern computer systems use passwords to authenticate users and allow them entranceContinue reading “How to make a best password”
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