Secure Enclave (TEE:Trusted execution environment)
https://en.wikipedia.org/wiki/Trusted_execution_environment
https://support.apple.com/ja-jp/guide/security/sec59b0b31ff/web
https://wolfssl.jp/wolfblog/2022/03/08/difference-hsm-tpm-secure-enclave-secure-element-hardware-root-trust/