Explanation
Authentication: Certificates Authorization: Local The administrative accounts are local to the firewall, but authentication to the web interface is based on client certificates. You use the firewall to manage role assignments but access domains are not supported.

Explanation:
Application-Based Attacks
-- Target weaknesses in a particular application and try to exhaust its resources so legitimate users can't use it. An example is the Slowloris attack.
Protocol-Based Attacks
-- Also known as state-exhaustion attacks, they target protocol weaknesses. A common example is a SYN flood attack.
Volumetric Attacks
- -High-volume attacks that attempt to overwhelm the available network resources, especially bandwidth, and bring down the target to prevent legitimate users from accessing its resources. An example is a UDP flood attack.

https://knowledgebase.paloaltonetworks.com/KCSArticleDetail?id=kA10g000000ClEiCAK

Explanation
it fails the commit should the local FW has the same object as the Panorama. on this docs it say "shared"
https://docs.paloaltonetworks.com/panorama/9-1/panorama-admin/manage-firewalls/transition-a-firewall-to-pano

Explanation
https://docs.paloaltonetworks.com/pan-os/10-1/pan-os-admin/decryption/configure-ssl-forward-proxy.html