update link to pycrypto (closes #12351)
diff --git a/Doc/library/crypto.rst b/Doc/library/crypto.rst
index 8650094..a233561 100644
--- a/Doc/library/crypto.rst
+++ b/Doc/library/crypto.rst
@@ -25,5 +25,5 @@
A.M. Kuchling of further interest; the package contains modules for various
encryption algorithms, most notably AES. These modules are not distributed with
Python but available separately. See the URL
-http://www.amk.ca/python/code/crypto.html for more information.
+http://www.pycrypto.org for more information.