Palo Alto Failed To Fetch Device Certificate Tpm Public Key Match Failed !link! -

If you suspect the known partition bug, check if the system can write temporary verification files. Look for signs of directory bloating via the system logs: show system files Use code with caution.

The TPM public key match failed error typically occurs in the following scenarios:

openssl x509 -in device_cert.pem -noout -pubkey If you suspect the known partition bug, check

Was this device recently swapped out as part of an ? What PAN-OS version is the device currently running?

“So someone changed the lock?” Hollis asked. What PAN-OS version is the device currently running

A global bug has been noted where certificates on the device do not match those in the Customer Support Portal, often affecting newer models like the PA-440 during Zero Touch Provisioning (ZTP). Corrupt Certificate Store:

: On newer PAN-OS versions (e.g., 12.1.x), a bug can cause the /opt/pancfg/mgmt/ssl/private/ directory to fill up with temporary files, blocking new fetches. Workaround: Reboot the firewall to clear this directory. Corrupt Certificate Store: : On newer PAN-OS versions (e

Corrupt files can block registration. Clear the local cache to force a clean fetch.

(needs reboot, backup first):

Based on community discussions, the following root causes are most common:

A compromise.

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