Editing Public-key cryptography (section)

== Examples ==
'''Examples of well-regarded asymmetric key techniques for varied purposes include:'''
* [[Diffie–Hellman key exchange]] protocol
* DSS (Digital Signature Standard), which incorporates the [[Digital Signature Algorithm]]
* [[ElGamal]]
* [[Elliptic-curve cryptography]]
** [[Elliptic Curve Digital Signature Algorithm]] (ECDSA)
** [[Elliptic-curve Diffie–Hellman]] (ECDH)
** [[Ed25519]] and [[Ed448]] ([[EdDSA]])
** [[X25519]] and [[X448]] (ECDH/EdDH)
* Various [[password-authenticated key agreement]] techniques
* [[Paillier cryptosystem]]
* [[RSA (cryptosystem)|RSA]] encryption algorithm ([[PKCS1|PKCS#1]])
* [[Cramer–Shoup cryptosystem]]
* [[YAK (cryptography)|YAK]] authenticated key agreement protocol

'''Examples of asymmetric key algorithms not yet widely adopted include:'''
* [[NTRUEncrypt]] cryptosystem
* [[Kyber]]
* [[McEliece cryptosystem]]

'''Examples of notable – yet insecure – asymmetric key algorithms include:'''
* [[Merkle–Hellman knapsack cryptosystem]]

'''Examples of protocols using asymmetric key algorithms include:'''
* [[S/MIME]]
* [[GNU Privacy Guard|GPG]], an implementation of [[OpenPGP]], and an Internet Standard
* [[EMV]], EMV Certificate Authority
* [[IPsec]]
* [[Pretty Good Privacy|PGP]]
* [[ZRTP]], a secure [[VoIP]] protocol
* [[Transport Layer Security]] standardized by [[IETF]] and its predecessor [[Secure Socket Layer]]
* [[SILC (protocol)|SILC]]
* [[SSH]]
* [[Bitcoin]]
* [[Off-the-Record Messaging]]