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Expand file tree Collapse file tree Original file line number Diff line number Diff line change @@ -21,6 +21,10 @@ algorithm (defined in Internet :rfc:`1321`). The terms secure hash and message
2121digest are interchangeable. Older algorithms were called message digests. The
2222modern term is secure hash.
2323
24+ .. note ::
25+ If you want the adler32 or crc32 hash functions they are available in
26+ the :mod: `zlib ` module.
27+
2428.. warning ::
2529
2630 Some algorithms have known hash collision weaknesses, see the FAQ at the end.
Original file line number Diff line number Diff line change 1818More algorithms may be available on your platform but the above are
1919guaranteed to exist.
2020
21+ NOTE: If you want the adler32 or crc32 hash functions they are available in
22+ the zlib module.
23+
2124Choose your hash function wisely. Some have known collision weaknesses.
2225sha384 and sha512 will be slow on 32 bit platforms.
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