SSL apache config
A nice tool to configure & tweak your SSL setup in Apache.
https://mozilla.github.io/server-side-tls/ssl-config-generator/
Server wide SSL config can be found in %Apache-config-dir%/mods-enabled/ssl.conf
Test your SSL configuration:
https://www.ssllabs.com/ssltest/index.html
Check the Apache error log to make sure there are not to many handshake errors.
Many AH02042 errors can be a good reason to lower the cipher strenght
cat /var/log/apache2/error.log | grep ssl
cat /var/log/apache2/error.log | grep SSL