arm psa
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`The PSA Certified 10 Security Goals Explained <https://www.psacertified.org/blog/psa-certified-10-security-goals-explained/>`_

`Entity Attestation Tokens <https://www.psacertified.org/blog/what-is-an-entity-attestation-token/>`_

arm主要是列了10大安全目标: unique idenfication, security lifecycle, software authorization, secure update, anti-rollback, isolation, interaction, device binding of stored data, cryptographic and trusted services。

基线内容是安全启动、HUK、安全存储等等，扩展内容是eat设备证明。

`JSADEN014 Platform Security Model <https://www.psacertified.org/app/uploads/2021/12/JSADEN014_PSA_Certified_SM_V1.1_BET0.pdf>`_

针对10 security goals的细化要求。

`psa Certifying Your Product <https://www.psacertified.org/development-resources/certification-resources/>`_

认证材料。

PSA Certified Level 1 Questionnaire Version 2.1 REL-02 有与其他标准(例如nist, etsi)的映射

PSA Certified Level 2 Attack Methods 威胁建模

`Platform Threat Model and Security Goals <https://www.psacertified.org/development-resources/building-in-security/platform-threat-model-and-security-goals/>`_


`Platform security <https://developer.arm.com/architectures/architecture-security-features/platform-security>`_

`Trusted Firmware-M Documentation <https://tf-m-user-guide.trustedfirmware.org/index.html>`_

`initial_attestation <https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/secure_fw/partitions/initial_attestation>`_