IT Security/Cryptography/Methods

This lesson covers cryptography methods.

Objectives and Skills

Objectives and skills for the cryptography methods portion of Security+ certification include:

Given a scenario, use appropriate cryptographic methods.

• WEP vs. WPA/WPA2 and preshared key
• MD5
• SHA
• RIPEMD
• AES
• DES
• 3DES
• HMAC
• RSA
• Diffie-Hellman
• RC4
• One-time pads
• NTLM
• NTLMv2
• Blowfish
• PGP/GPG
• TwoFish
• DHE
• ECDHE
• CHAP
• PAP
• Comparative strengths and performance of algorithms
• Use of algorithms/protocols with transport encryption
  • SSL
  • TLS
  • IPSec
  • SSH
  • HTTPS
• Cipher suites
  • Strong vs. weak ciphers
• Key stretching
  • PBKDF2
  • Bcrypt

Multimedia

1. YouTube: WEP vs. WPA - CompTIA Security+ SY0-401: 6.2
2. YouTube: Cryptographic Hash Functions - CompTIA Security+ SY0-401: 6.2
3. YouTube: Symmetric Encryption Ciphers - CompTIA Security+ SY0-401: 6.2
4. YouTube: Asymmetric Cryptography Algorithms - CompTIA Security+ SY0-401: 6.2
5. YouTube: One-Time Pads - CompTIA Security+ SY0-401: 6.2
6. YouTube: NTLM - CompTIA Security+ SY0-401: 6.2
7. YouTube: Transport Encryption Algorithms - CompTIA Security+ SY0-401: 6.2
8. YouTube: Strong vs. Weak Encryption - CompTIA Security+ SY0-401: 6.2