GitHub - mcpherrinm/sumcoll: Tool for finding suffixes that cause the bsd `sum` utility to return 0

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Tool for finding suffixes that cause the bsd `sum` utility to return 0

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Name		Name	Last commit message	Last commit date
Latest commit History 7 Commits
old		old
README		README
attack.py		attack.py
backwards.py		backwards.py
sum.py		sum.py

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The unix `sum` utility performs a simple checksum.

For more information about this, see
https://mcpherrin.ca/2019/11/23/sum-collisions.html

sum.py contains an implementation of BSD sum
attack.py contains an attack on the algorithm as described in the above blog post.

old/ contains a less-general version of the tool written in C.