http://en.wikipedia.org/wiki/CMAC http://www.rfc-archive.org/getrfc.php?rfc=4493 There are two keys K1 and K2. Are there any other reasons, beside that messages 1 differs from 10^127 (1 and 127 zero
I am required to implement a functionality similar to SO voting. I tried to look up some existing questions around this topic and noticed that most people are stuck with how to vote up and down. i am
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