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The MD4 Message-Digest Algorithm
RFC 1320

Revision differences

Document history

Date By Action
2026-05-20
(System) Changed metadata: changed keywords to '['MD4', 'security', 'encryption', 'signature']' from '[]'
2026-05-20
(System) Metadata update from RFC Editor
2026-05-20
(System) Changed author "R. Rivest": changed name from "Ronald Rivest" to "R. Rivest", cleared country (was "Cambridge, MA  02139-1986"), changed order from "-1" to "1"
2026-05-20
(System) Metadata update from RFC Editor
2020-01-21
(System) Received changes through RFC Editor sync (added Verified Errata tag)
2017-05-16
(System) Changed document authors from "" to "Ronald Rivest"
2000-02-19
(System) Posted related IPR disclosure: RSA's Licensing Statement pertaining to MD2, MD4, and MD5
1992-04-16
(System) Document has expired
1992-04-03
(System) New version available: draft-rsadsi-rivest-md4-01.txt
1992-04-01
(System) RFC published