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| author | Jacob Hoffman-Andrews <github@hoffman-andrews.com> | 2017-02-25 04:53:30 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-02-25 04:53:30 +0300 |
| commit | ac9e63a586695effd6b5135c04ed291e135df4c8 (patch) | |
| tree | 711253919c306562f2bc175e1f80205d303bd424 /README.md | |
| parent | 680dfcba3ed621e1f420649af0c5a0166a916e6f (diff) | |
Document existing SHA-1 collision attack
README indicates that there is not publicly documented collision attack, but as of yesterday that is no longer true.
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -44,7 +44,7 @@ make ## Command-line usage There are two programs `bin/sha1dc` and `bin/sha1dc_partialcoll`. -The first program `bin/sha1dc` will detect and warn for files that were generated with a cryptanalytic SHA-1 collision attack (of which there are no public examples so far). +The first program `bin/sha1dc` will detect and warn for files that were generated with a cryptanalytic SHA-1 collision attack like the one documented at https://shattered.io/. The second program `bin/sha1dc_partialcoll` will detect and warn for files that were generated with a cryptanalytic collision attack against reduced-round SHA-1 (of which there are a few examples so far). Examples: |