Encryption

Question 1

Symmetric Encryption Examples (4)

Answer 1

AES (Advanced Encryption Standard) – Used in VPNs, TLS, disk encryption.
DES / 3DES – Legacy systems (now deprecated).
Blowfish / Twofish – Older but still secure alternatives.
ChaCha20 – Modern stream cipher used in WireGuard and TLS.

Question 2

Asymmetric Encryption Examples (5)

Answer 2

RSA – Common for SSL/TLS certificates and digital signatures.
ECC (Elliptic Curve Cryptography) – Used in modern secure protocols.
Diffie-Hellman – For secure key exchange.
ElGamal – Based on Diffie-Hellman principles.
DSA (Digital Signature Algorithm) – For signing messages.