Basic HTML version of Foils prepared July 6 99

Foil 4 Network Security (2)

From Security Infrastructure fo Electronic Commerce and Internet CPS714 Computational Science Information Track -- June 2 and June 7 99. by Roman Markowski
1 Protection components:
  • Confidentiality - hiding data to all but the intended viewers typically involves encryption, where data are scrambled and unscrambled using some common algorithm (DES, RC4, RC5, IDEA) and common cryptographic keys
  • Integrity - keeping information unchanged by applying tools to detect any alterations (algorithms: MD5, SHA)- they use strong cryptographic data checksums generated at the source, sent with data and checked at the destination
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