SEPPmail: Neue SwissSign CA-Zertifikate

Am 07. September 2021 hat SwissSign ihre Kunden informiert, dass neue CAs in Betrieb genommen werden. Diese Änderung betrifft alle SwissSign Zertifikate, welche seit dem 17. Oktober 2021 ausgestellt werden und benötigt ein aktives Eingreifen durch den SEPPmail-Administrator.  110 total views

 110 total views

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Let’s Encrypt: Unexpected certificate warnings

On Mai 2021, Let’s Encrypt issued a note about the expiration of their DST Root CA X3: Now that this root certificate has expired (2021-09-30), your systems might issue a warning when connecting to sites using Let’s Encrypt certificates. To fix this glitch on a general client, follow the instructions…

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Websites are not working anymore

Since June 1st you may notice that some websites (https) are not working anymore when Fortigate or the Palo Alto Networks Firewall is doing decryption or certificate inspection. Typically you are getting one of the following error messages:  5,935 total views

 5,935 total views

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