Paloalto firewalls use internal ssl certificates. It should be important to monitor this certificates through SSH:

admin@fw01-bz> show sslmgr-store config-certificate-info

AF05329B:A856B404C25A48A0C02F0A7A3A2036925B9BA5C2
    serial number:
        issuer: /CN=81.161.232.189
        issuer-subjecthash: A856B404C25A48A0C02F0A7A3A2036925B9BA5C2
        issuer-keyhash:
        db-type: V
        db-exp-date: 321008075404Z(Oct  8 07:54:04 2032 GMT)
        db-rev-date: ()
        db-serialno: AF05329B
        db-file: unknown
        db-name: /CN=vpn.i-vertix.com
        db-status: V

7CE5E3F56B1AB38C4D0BC440823B9E9:273F5E283B4F4D0879716CD0E32A886B8195C0F3
    serial number:
        issuer: /CN=Microsoft Azure Federated SSO Certificate
        issuer-subjecthash: 273F5E283B4F4D0879716CD0E32A886B8195C0F3
        issuer-keyhash:
        db-type: V
        db-exp-date: 251011072048Z(Oct 11 07:20:48 2025 GMT)
        db-rev-date: ()
        db-serialno: 7CE5E3F56B1AB38C4D0BC440823B9E99unknown
        db-file: unknown
        db-name: /CN=Microsoft Azure Federated SSO Certificate
        db-status: V

AF05329A:A856B404C25A48A0C02F0A7A3A2036925B9BA5C2
    serial number:
        issuer: /CN=81.161.232.189
        issuer-subjecthash: A856B404C25A48A0C02F0A7A3A2036925B9BA5C2
        issuer-keyhash:
        db-type: V
        db-exp-date: 321008075349Z(Oct  8 07:53:49 2032 GMT)
        db-rev-date: ()
        db-serialno: AF05329A
        db-file: unknown
        db-name: /CN=81.161.232.189
        db-status: V


admin@fw01-bz>