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User 1059809 avatar

By egregory
via architects.dzone.com
Published: May 14 2013 / 10:26

A secure permutation is one in which an attacker, given any subset of the permutation, cannot determine the order of any other elements. A simple example of this would be to take a cryptographically secure pseudo-random number generator, seed it with a secret key, and use it to shuffle your sequence.
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