shorten and fix casing of title

benjaminp · benjaminp · commit c402d8dceae1 · 2015-09-27T01:23:10.000-07:00
diff --git a/Doc/library/hashlib.rst b/Doc/library/hashlib.rst
@@ -176,8 +176,8 @@ A hash object has the following methods:
    compute the digests of data sharing a common initial substring.
 
 
-Key Derivation Function
------------------------
+Key derivation
+--------------
 
 Key derivation and key stretching algorithms are designed for secure password
 hashing. Naive algorithms such as ``sha1(password)`` are not resistant against
