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https://security.stackexchange.com/questions/20907…
What are the differences between HSM and SE?
The insides of a smart card, small HSM (USB dongle size), TPM, SE, etc. are all the same. There is a question of how much storage it has, which primitives/algorithms are supported, and how many operations per second it can do with those primitives, and the specifics of the native API it supports (it has to implement the TCG spec to be a TPM, and regardless of native API, you can translate from ...