[This is an invalid certificate for this Administration Server]

Hi, I received an error while trying to login into KSC. The error prompted was 'Connecting to the specified Administration Server has failed. This is an invalid certificate for this Administration Server.' How should I create a new certificate?

[How to block ports on KSWS 10.1.2]

I am a KESB - Total license user. I know I can block port numbers in KES11 through the Firewall feature. My question is how do I block port numbers on KSWS 10.1.2.996? I can't find the option to block in the Firewall Management feature.