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Slide 1Hashes and Message Digests Nick Feamster CS 6262: Network Security Spring 2009 Slide 2 Hashes Hash is also called message digest One-way function: d=h(m) but no h(d)=m…
Slide 1 Network Security Slide 2 An Introduction to Cryptography The encryption model (for a symmetric-key cipher). Slide 3 Symmetric-Key Algorithms DES – The Data Encryption…
David Evans http://www.cs.virginia.edu/evans CS588: Security and Privacy University of Virginia Computer Science Lecture 7: Using Block Ciphers Images from http://rfidanalysis.org/…