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Trusted Platform Module FAQ

The following FAQs address common questions about Trusted Platform Module (TPM) support.

Launch DigiCert​​®​​ Trust Assistant and select the Trusted Platform Module token from the left menu. Select View Info > Slot Info. The Manufacturer ID appears in the dialog.

Launch DigiCert​​®​​ Trust Assistant and select the Trusted Platform Module token from the left menu. Select View Info > Mechanism. The dialog appears the available algorithms and key sizes.

All operations are supported except key export. TPM keys cannot be exported, so certificates with private keys (PKCS#12) cannot be exported.

Yes. You can use imported certificates that are stored in the TPM. To check where a certificate is stored, run the following command. You will find that the key container is Microsoft Platform Crypto Provider.

certutil -user -key -Asp TPM

No. Certificates and keys stored in TPM are user-specific and cannot be accessed by other users.

Clearing TPM permanently removes all stored keys.