Cryptographic Systems

Cryptographic Systems

1. Cryptographic Services

   • Securing Communications
     • Authentication and Integrity
     • Authentication
     • Data Integrity
   • Cryptography
     • Creating Cipher Text
     • Transposition Ciphers
     • Substitution Ciphers
   • Cryptanalysis
     • Cracking Code
     • Methods
     • Example
   • Cryptology
     • Making Secret Codes
     • Cryptanalysis
     • The secret is in the key

2. Basic Integrity and Authenticity

   • Cryptographic Hashes
     • Function
     • Properties
     • Well-known hash Functions
   • Integrity
     • Message Digest Algorithm
     • Secure hash
     • Versus
   • Authenticity with HMAC
     • Keyed-hash
     • Operation
     • Products

3. Confidentiality

   • Encryption
     • 2 Clases
     • Types
     • Symmetric Encryption
   • Data Encryption
     • DES
     • Summary
     • Improving
   • Alternate Encryption
     • Software
     • RC Algorithms

4. Public Key Cryptography

   • Versus
     • Asymetric
     • Authentication
     • Confidentiality
   • Digital Signatures
     • Using
     • Code Signing
     • Certificates
   • Public Key Infrastructure
     • Overview
     • PKI Framework
     • Certificate Authorities

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