Cryptographic Systems

Cryptographic Systems

1. Cryptographic Services

   • Authentication
   • Integrity
   • Confidentiality
   • Cryptography
     • Transposition Ciphers
     • Substitution Ciphers
     • One-Time Pad Ciphers
   • Cryptology
     • Cryptography
     • Cryptanalysis
       • Cracking The Code
         • Brute Force
         • Ciphertext
         • Known-Plaintext
         • Chosen-PlainText
         • Chosen-Ciphertext
         • Meet-in-the-middle

2. Digital Signatures

   • Code Signing
   • Digital Certificates
     • Issued to
     • Certificate Authority
     • Expiry Date

3. Basic Integrity and Authenticity

   • Cryptographic Hashes
     • SHA-256 with 256 bit-digest
     • MD5 with 128 bit-digest
     • Proof of Authenticity
       • IP Sec
     • Provide Authentication
       • Chap
       • PPP
     • PKI Certificates
   • Key Management
     • Key Storage
     • Key Generation
     • Key Verification
     • Key Length
     • Key Exchange
     • Key Space
     • Key Lifetime
     • Key Revocation
     • Key Destruction
     • Types of Cryptographic keys
       • Hash
       • Symmetric
       • Asymmetric
       • Digital

4. Confidentiality

   • Simmetric Encrytion
     • DES
     • 3DES
     • SEAL
     • AES
     • RC Series
     • Block Ciphers
     • Stream ciphers
   • Assymetric Encryption
     • Internet Key exchange (IKE)
     • Secure Socket Layer (SSL)
     • Secure Shell (SSH)
     • Pretty Good Privacy (PGP)
   • Choosing an Encryption Algorithm
     • Defend Brute Force
     • No I/Export Restrictions
     • Support Variables and long keys

Bilder und Dateien der Mindmap