What Is the Difference Between HSM, TPM, Secure Enclave, and Secure Element or Hardware Root of Trust?

HSMs, TPMs, Secure Enclaves, and Secure Elements are all dedicated security components that exist to service other devices. While at a high level they have similar security goals and intentions (e.g. private key isolation), they are not the same things, and they do have important differences. This blog post will guide the reader through what […]