PPT Slide

Notes

Cryptography

• Secure communication requires
  • Integrity protection: ensuring that the message  is not tampered with
  • Authentication validation: ensures the originator identification

• Security threats
  • Modification of information
  • Masquerade
  • Message stream modification
  • Disclosure

• Hardware and software solutions

• Most secure communication is software based

Network Management: Principles and Practice

© Mani Subramanian 2000

13-50

Chapter 13

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