Tuesday, September 21, 2010

4.5 to 4.8 due September 22

The most interesting part of today's reading for me was section 4.8 about password security. I do have one question though. If you have a true one way function, doesn't that just mean that the function isn't 1-1? Otherwise it would have an inverse, right? Anyway, if it isn't 1-1 won't there be multiple passwords that encode to the same value? And then wouldn't it be possible to break into someone's account just with any password that encodes to the same value?
The most difficult part of the reading for me was section 4.5. I don't even think that I comprehended enough of what was going on to have specific questions.

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