Issue #18582: Add 'pbkdf2_hmac' to the hashlib module.
diff --git a/Doc/whatsnew/3.4.rst b/Doc/whatsnew/3.4.rst
index 0e22715..50eef84 100644
--- a/Doc/whatsnew/3.4.rst
+++ b/Doc/whatsnew/3.4.rst
@@ -261,6 +261,14 @@
 New :func:`functools.singledispatch` decorator: see the :pep:`443`.
 
 
+hashlib
+-------
+
+New :func:`hashlib.pbkdf2_hmac` function.
+
+(Contributed by Christian Heimes in :issue:`18582`)
+
+
 inspect
 -------