Hash function security summary (Jump to navigationJump to search)

( 10th August 2019 )

Today, we are talking about Hash function security summary (Jump to navigationJump to search).

Summarize publicly known attacks against cryptographic hash functions. Note that not all entries may be up to date. For a summary of other hash function parameters, see comparison of cryptographic hash functions.

Common hash functions:

a) Collision resistance

Fig 1: Collision resistance

a) Chosen prefix collision attack

Fig 2: prefix collision attack

a) Preimage resistance

Fig 3: Preimage resistance

a) Collision resistance

Fig 4: Collision resistance

a) Preimage resistance

Fig 5 : Preimage resistance