目錄
Network Security
Security Issues
Security on Different Layer
Traditional Cryptograph
Cryptanalyst
Encryption Methods
Encryption Methods
Encryption Methods
Two Fundamental Cryptographic Principles
Well-Known Encryption Algorithms
Secret-Key Algorithm
DES: Data Encryption Standard
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DES: Data Encryption Standard
Problem with DES
Cipher Block Chaining
Cipher Feedback Mode
Output Feedback Mode
Breaking DES
Run DES Couple Times
Triple DES
IDEA: International Data Encryption Algorithm
Public-key Algorithm
RSA Algorithm
Example of RSA
RSA: Implementation Issues
Authentication
Authentication Mechanisms
Authentication Based on Shared Secret Key
Shortened Two-way Authentication
Reflection Attack
Establishing a shared key
Man-in-the-middle Attack
Authentication Using a Key Distribution Center
Authentication Using Multiway Challenge-Response Protocol
Otway-Rees Authentication Protocol
Authentication Using Kerberos
Authentication Using Public-Key Cryptograph
Digital Signature
Digital Signature Based on Secret-key
Public-key Digital Signatures
Authentication without Encryption
Secure Hash Functions
MD5 message-digest algorithm
PowerPoint 簡報
PowerPoint 簡報
MD5 Algorithm
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