The certificate was issued using a different key size or algorithm (e.g., RSA vs. ECC) than what the TPM generated.
Newer versions enforce stricter TPM public key matching, revealing pre-existing mismatches. The certificate was issued using a different key
The firewall’s serial number is not correctly registered in the support portal. Palo Alto Networks LIVEcommunity Troubleshooting & Resolution Steps 1. Immediate Manual Fetch (CLI) The certificate was issued using a different key
This error is not random. It appears in specific high-security contexts: The certificate was issued using a different key
When you see a "TPM public key match failed" error, the firewall is reporting that the public key it currently holds does not match the record on the CSP. This mismatch typically occurs because: Palo Alto Networks LIVEcommunity Stale Certificate Data: