Public Key Cryptosystem

Public Key Cryptosystems use public and private key pairs for key exchange, encryption and signature schemes.

Key Exchange

• Diffie-Hellman
• LUCDIF
• XTR-DH
• Menezes-Qu-Vanstone
• Hashed Menezes-Qu-Vanstone
• Fully Hashed Menezes-Qu-Vanstone

Signature Schemes

• Quartz
• ESIGN
• Digital Signature Algorithm
• RSA Signature Schemes
• Nyberg-Rueppel

Encryption Schemes

• ElGamal
• RSA Encryption Schemes
• LUC Cryptography

Elliptic Curves

• Elliptic Curve Cryptography
• Elliptic Curve Diffie-Hellman
• Elliptic Curve Digital Signature Algorithm
• Elliptic Curve Menezes-Qu-Vanstone
• Elliptic Curve Nyberg-Rueppel

Curve25519

• x25519
• ed25519

Integrated Encryption Scheme

• Discrete Logarithm Integrated Encryption Scheme
• Elliptic Curve Integrated Encryption Scheme