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-rw-r--r--Doc/library/hashlib.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Doc/library/hashlib.rst b/Doc/library/hashlib.rst
index 8bba718..bfb007f 100644
--- a/Doc/library/hashlib.rst
+++ b/Doc/library/hashlib.rst
@@ -21,6 +21,10 @@ algorithm (defined in Internet :rfc:`1321`). The terms secure hash and message
digest are interchangeable. Older algorithms were called message digests. The
modern term is secure hash.
+.. note::
+ If you want the adler32 or crc32 hash functions they are available in
+ the :mod:`zlib` module.
+
.. warning::
Some algorithms have known hash collision weaknesses, see the FAQ at the end.