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SN033: Symmetric Block Ciphers

EPISODE · Mar 31, 2006

SN033: Symmetric Block Ciphers

from Security Now - 16k MP3 · host TWiT

Leo and I answer last week's Puzzler/BrainTeaser which explored the idea of using two private one-time pad "keys," like two padlocks, to securely convey a message between two parties, neither of whom would have the other's key. Then we continue our ongoing tour of fundamental crypto technology by describing the operation of Symmetric Block Ciphers.

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SN033: Symmetric Block Ciphers

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