Encryption 101

Webservers prove their identity through certificate

1. SYMmetric Encryption
   Uses SAME key to encrypt/decrept

2. ASYmmetric Encryption
   Uses Public and Private Key

3. HTTPS Symmetric Encryption
   Uses SYMmetric Encryption in communicating between webservers

PCI-DSS states data should be encrypted both at rest (in storage) AND while being transmitted.

• payment card details, you need to comply with these PCI regulations.

PGP, GPG and AEs

SSH Key Authentication in Cryptography

Explaining Diffie Hellman Key Exchange

Key Exchange explained

Quantum Computers and the future of Encryption