diff --git a/ssl/NOTES b/ssl/NOTES
index 03fa97c188594d58f80242c6fbea274eb70a4b29..9104a32d3789ea2251c3a73076e5314924a577ca 100644
--- a/ssl/NOTES
+++ b/ssl/NOTES
@@ -3,3 +3,4 @@ http://www.stunnel.org/faq/certs.html#ToC1
 http://www.ultranet.com/~fhirsch/Papers/cook/ssl_cook.html
 http://www.rtfm.com/openssl-examples/
 http://www.columbia.edu/~ariel/ssleay/x509_index.html
+http://www.pseudonym.org/ssl/ssl_nsclient_certs.html