I'm guessing it is known that the webserver TLS certificates for https://logback.qos.ch/ and https://www.slf4j.org/ expired last week? Apologies if I missed the mailing list traffic or bug report for it or if this is the wrong place to mention the issue.
-- Mark The University of Dundee is a registered Scottish Charity, No: SC015096 _______________________________________________ logback-dev mailing list logback-dev@qos.ch http://mailman.qos.ch/mailman/listinfo/logback-dev