https://live.paloaltonetworks.com/t5/general-topics/https-access-issue/m-p/1218794#M123120 <P><a href="https://live.paloaltonetworks.com/t5/user/viewprofilepage/user-id/796200733">@T.Galal</a>,</P> <P>An expired certificate wouldn't, by default, prevent you from accessing the GUI on PAN hardware. I suspect that it likely was a coincidence that it stopped working when the certificate expired (or that it was expired for a bit and simply stopped working and it's incorrectly being correlated). The restart of the management server likely just restored GUI functionality.</P> Fri, 31 Jan 2025 01:44:34 GMT BPry 2025-01-31T01:44:34Z https://live.paloaltonetworks.com/t5/general-topics/https-access-issue/m-p/1217789#M123114 <P>I cannot access our Palo Alto device through HTTPS, although I can still access it via SSH without any issues.<BR />After investigation, I found that the certificate was expired.</P> <P>Why did it work after restarting management plane from cli prior to changing the expired certificate then ?</P> Thu, 30 Jan 2025 12:33:25 GMT https://live.paloaltonetworks.com/t5/general-topics/https-access-issue/m-p/1217789#M123114 T.Galal 2025-01-30T12:33:25Z https://live.paloaltonetworks.com/t5/general-topics/https-access-issue/m-p/1218794#M123120 <P><a href="https://live.paloaltonetworks.com/t5/user/viewprofilepage/user-id/796200733">@T.Galal</a>,</P> <P>An expired certificate wouldn't, by default, prevent you from accessing the GUI on PAN hardware. I suspect that it likely was a coincidence that it stopped working when the certificate expired (or that it was expired for a bit and simply stopped working and it's incorrectly being correlated). The restart of the management server likely just restored GUI functionality.</P> Fri, 31 Jan 2025 01:44:34 GMT https://live.paloaltonetworks.com/t5/general-topics/https-access-issue/m-p/1218794#M123120 BPry 2025-01-31T01:44:34Z