Message Digest (MD) algorithms

Versions

Version

Description

Processing Block Size

Hash Output Value Length

Number of Passes

MD

proprietary

MD2

128-bit

MD3

MD4 was released before it was formulated

MD4

512-bit

128-bit

3 passes

MD5

512-bit

128-bit

4 passes

MD6

Variable, 0<d≤512 bits

Variable

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