Add cross-reference
@@ -597,7 +597,9 @@ configuration.
If you are working with the pre-V3 certificates you need to switch to the
current ones.
+### Strengthen default algorithm selection for X.509
+This is described in the section (Strengthen default algorithm selection for X.509 and TLS)[strengthen-default-algorithm-selection-for-x.509-and-tls].
## SSL
