nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpqe7rqcsp5pypj3ac5wxnvgnwxmdl5the60wggwlqytaxm9kql0cdsaxd2rl (nprofile…d2rl) Considering Palo Alto CVEs earlier this year, a second FW buys you time and isolates you when one of the firewalls turns to a problem.
But honestly, I can't understand why any of this should be necessary. A firewall should be dumb and just filter/drop packets, not have 5478 services running on it that could be vulnerable some day.
OTOH, this is nothing new:
https://cve.mitre.org/cgi-bin/cvekey.cgi?keyword=firewall