Trusted Platform Module (TPM) and other protocols and components of trust in a computer or computer network

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Does the ARM TrustZone technology support sealing a private key under a code hash?

One of the extremely valuable functions of a Trusted Platform Module (TPM) chip is its ability to seal a private key under the hash of the code that will use it. This means that one can create a ...
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Why doesn't Bitlocker mix the password with stored key?

Bitlocker doesn't support USB key + PIN (password). The reasoning was "the password is too weak to provide additional security". Isn't that flawed? With a USB key and password, I've got some level of ...
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TPM PCR value unchanged with BIOS configuration changes

I have been experimenting with the TPM on a Dell R710 (BIOS version 6.3.0). My goal was to detect changes to BIOS settings through TPM PCRs. The research I have done leads me to believe that BIOS ...