Simple definition
A security chip or function that protects cryptographic keys and start-up measures.
Technical definition
Trusted Platform Module provides secure primitives and can seal secrets to the machine’s boot state.
What is it used for ?
Strengthening BitLocker, the attestation and certain functions of physical identity.
Practical example
BitLocker can automatically protect a encryption key with the help of TPM the post.
Common issues
- TPM disabled in theUEFI
- Material change triggering recovery BitLocker
- TPM not initialized
Related terms
Key takeaway: This entry explains the general operation of the term. Exact settings may vary depending on software, vendors and environments.