ACRONYM

MD2

A cryptographic hash [R1319] that produces a 128-bit hash result, was designed by Ron Rivest, and is similar to MD4 and MD5 but slower.

Updated

Jan 06, 2026

Senses

(N)

A cryptographic hash [R1319] that produces a 128 bit hash result, was designed by Ron Rivest, and is similar to MD4 and MD5 but slower. Derivation: Apparently, an abbreviation of "message digest", but that term is deprecated by this Glossary.

A cryptographic hash [R1319] that produces a 128-bit hash result, was designed by Ron Rivest, and is similar to MD4 and MD5 but slower.

Derivation: Apparently, an abbreviation of "message digest", but that term is deprecated by this Glossary.

IETF RFC 4949 (Internet Security Glossary)

Bibliography

IETF RFC 4949 (Internet Security Glossary)
Accessed Jan 06, 2026Quoted
RFC 4949 — Internet Security Glossary (Version 2)
https://www.rfc-editor.org/rfc/rfc4949.txt
RFC 4949 is published by the IETF Trust and marked as "Distribution of this memo is unlimited". Verify IETF Trust copyright/licensing terms for reuse.
Source: IETF RFC 4949 (rfc-editor.org).