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a construction scheme for hash functions (and other symmetric primitives) based on an unkeyed permutation. The most famous example is Keccak, which won the SHA-3 competitio…
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Between 2007 and 2012 NIST ran a hash function competition to determine SHA-3. In the end Keccak was chosen as winner and became SHA-3.
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a VPN tunneling protocol that allows the tunneling of PPP or L2TP traffic over an SSL connection.
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