UPDATE ......From Tuesday 8 April 2025 we have changed the way that Single Sign-on works on this wiki. Please see here for more information:
Update
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Now that the server has an SSL certificate, it should be monitored so that we the admins get a warning when it is about to expire in about 3 years. The way I usually do this is by using a Nagios plugin to monitor a service that uses the certificate, and then pick the certificate expiration option of the plugin. For example the check_smtp plugin has this option:
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