Editing OpenSSL (section)

== Algorithms ==

OpenSSL supports a number of different cryptographic algorithms:
; [[Cipher]]s:
: [[Advanced Encryption Standard|AES]], [[Blowfish (cipher)|Blowfish]], [[Camellia (cipher)|Camellia]], [[ChaCha20]], [[Poly1305]],  [[SEED]], [[CAST-128]], [[Data Encryption Standard|DES]], [[International Data Encryption Algorithm|IDEA]], [[RC2]], [[RC4]], [[RC5]], [[Triple DES]], [[GOST (block cipher)|GOST 28147-89]],<ref name="gost">{{cite web |url=http://cvs.openssl.org/fileview?f=openssl/engines/ccgost/README.gost |archive-url=https://archive.today/20130415122812/http://cvs.openssl.org/fileview?f=openssl/engines/ccgost/README.gost |url-status=dead |archive-date=2013-04-15 |title=GOST engine OpenSSL 1.0.0 README |publisher=cvs.openssl.org}}</ref> [[SM4 (cipher)|SM4]]
; [[Cryptographic hash function]]s:
: [[MD5]], [[MD4]], [[MD2 (cryptography)|MD2]], [[SHA-1]], [[SHA-2]], [[SHA-3]], [[RIPEMD-160]], [[MDC-2]], [[GOST (hash function)|GOST R 34.11-94]],<ref name="gost" /> [[BLAKE (hash function)#BLAKE2|BLAKE2]], [[Whirlpool (cryptography)|Whirlpool]],<ref>{{cite web|url=https://github.com/openssl/openssl/tree/master/crypto/whrlpool|title=OpenSSL source code, directory crypto/whrlpool|website=[[GitHub]]|access-date=2017-08-29|archive-date=February 17, 2019|archive-url=https://web.archive.org/web/20190217114449/https://github.com/openssl/openssl/tree/master/crypto/whrlpool|url-status=live}}</ref> [[SM3 (hash function)|SM3]]
; [[Public-key cryptography]]:
: [[RSA (algorithm)|RSA]], [[Digital Signature Algorithm|DSA]], [[Diffie–Hellman key exchange]],  [[Elliptic curve cryptography|Elliptic curve]], [[X25519]], [[Ed25519]], [[Curve448|X448]], [[Curve448|Ed448]], [[GOST R 34.10-2001]],<ref name="gost" /> [[SM2 (algorithm)|SM2]]

([[Perfect forward secrecy]] is supported using [[elliptic curve Diffie–Hellman]] since version 1.0.<ref>{{cite web|url=http://googleonlinesecurity.blogspot.com.au/2011/11/protecting-data-for-long-term-with.html|title=Protecting data for the long term with forward secrecy|access-date=2012-11-05|archive-date=March 4, 2016|archive-url=https://web.archive.org/web/20160304224153/https://googleonlinesecurity.blogspot.com.au/2011/11/protecting-data-for-long-term-with.html|url-status=live}}</ref>)