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

When the error persists, analyze these logs:

Sometimes the firewall gets stuck trying to overwrite an invalid locally cached token. Clearing the local device certificate state forces the NGFW to initiate a clean handshake. When the error persists, analyze these logs: Sometimes

You might see messages like:

Ensure that TCP port 443 is open outbound on your perimeter for the management interface. Step 2: Clear the Local Device Certificate Cache When the error persists

(common fix):

to check your current certificate status or assistance in opening a When the error persists, analyze these logs: Sometimes

The most reliable fix is to force the client to generate a in the TPM and request a fresh certificate.