IT Security/Cryptography/Concepts
This lesson covers cryptography concepts.
Objectives and Skills
editObjectives and skills for the cryptography concepts portion of Security+ certification include:[1]
- Given a scenario, utilize general cryptography concepts.
- Symmetric vs. asymmetric
- Session keys
- In-band vs. out-of-band key exchange
- Fundamental differences and encryption methods
- Block vs. stream
- Transport encryption
- Non-repudiation
- Hashing
- Key escrow
- Steganography
- Digital signatures
- Use of proven technologies
- Elliptic curve and quantum cryptography
- Ephemeral key
- Perfect forward secrecy
Readings
editMultimedia
edit- YouTube: Cryptography Overview - CompTIA Security+ SY0-401: 6.1
- YouTube: Symmetric vs. Asymmetric Encryption - CompTIA Security+ SY0-401: 6.1
- YouTube: Public Keys and Private Keys - CompTIA Security+ SY0-401: 6.1
- YouTube: Session Keys - CompTIA Security+ SY0-401: 6.1
- YouTube: Block vs. Stream Ciphers - CompTIA Security+ SY0-401: 6.1
- YouTube: Transport Encryption - CompTIA Security+ SY0-401: 6.1
- YouTube: Non-Repudiation - CompTIA Security+ SY0-401: 6.1
- YouTube: Hashing - CompTIA Security+ SY0-401: 6.1
- YouTube: Key Escrow - CompTIA Security+ SY0-401: 6.1
- YouTube: Steganography - CompTIA Security+ SY0-401: 6.1
- YouTube: Elliptic Curve and Quantum Cryptography - CompTIA Security+ SY0-401: 6.1
- YouTube: Perfect Forward Secrecy - CompTIA Security+ SY0-401: 6.1