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A Trusted Platform Module (TPM) is a secure coprocessor found in some x86-based computers that provides cryptographic operations and system integrity measurements.

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TPM - How the integrity of the system configuration is guaranteed if the PCR hash is overwri...

The concept of integrity measurement log is used: the current PCR value and the measurement are logged each time a new measurement is added. A verifier replays the log by doing each extend in softwar …
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1 vote

How to reset the TPM PCRs?

To play with PCRs in isolation, a software TPM may be a better choice: https://github.com/microsoft/ms-tpm-20-ref https://github.com/stefanberger/swtpm …
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2 votes

Verifying that the CRTM is read-only for the purpose of trusted computing

As the name implies, a CRTM is the Core Root of Trust for Measurement. By definition, a Root of Trust of a given system is trusted because its correct operation cannot be verified by that system. In g …
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