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

"Failed to fetch device certificate: TPM public key match failed"

The error typically occurs when the hardware-based Trusted Platform Module (TPM) on a Palo Alto Networks firewall fails to validate the key pair required for the device certificate. Primary Fixes

C. Panorama Manged Firewall with Hardware Security Module (HSM) or TPM

set device-setting tpm-public-key-match disable "Failed to fetch device certificate: TPM public key

2. Adjust Management Interface MTU

Note: For non-TPM devices, use request certificate fetch otp instead. "Failed to fetch device certificate: TPM public key

Chapter 2: The "Updated" Confusion

3. PAN-OS Settings for Hardware Attestation

In plain terms: the certificate presented doesn’t correspond to the TPM key pair the firewall expected. "Failed to fetch device certificate: TPM public key

Summary