Background

• The Telnet Protocol
  • The Network Virtual Terminal
  • The Principle of Negotiated Options
  • Documenting Telnet options
  • Examples of option code negotiations
• Passive attacks
• Active attacks
• IDEA
• Block cipher modes
  • Electronic codebook mode
  • Cipher block chaining
  • Cipher feedback mode
• RSA
  • Description of the RSA algorithm
• Cryptographic hash functions
• PGP
  • Basic principles of operation
  • The Web of Trust
  • Multi-precision integers
• Generation of random numbers
  • Introduction
  • Fundamental information theory
  • Recommended random number sources
• RFC 1416 - Telnet authentication option
  • Definitions
  • Use of the option