Issue #12823: remove broken link and replace it with another resource.
diff --git a/Doc/library/ssl.rst b/Doc/library/ssl.rst
index 482ef08..9b09894 100644
--- a/Doc/library/ssl.rst
+++ b/Doc/library/ssl.rst
@@ -622,8 +622,8 @@
Class :class:`socket.socket`
Documentation of underlying :mod:`socket` class
- `Introducing SSL and Certificates using OpenSSL <http://old.pseudonym.org/ssl/wwwj-index.html>`_
- Frederick J. Hirsch
+ `TLS (Transport Layer Security) and SSL (Secure Socket Layer) <http://www3.rad.com/networks/applications/secure/tls.htm>`_
+ Debby Koren
`RFC 1422: Privacy Enhancement for Internet Electronic Mail: Part II: Certificate-Based Key Management <http://www.ietf.org/rfc/rfc1422>`_
Steve Kent