Unverified50% confidenceFactExact time
Mantle 实现零操作者访问，使用客户账户专属 KMS 密钥对推理数据进行信封加密，密钥材料从不以明文形式离开 HSM，AWS 工程师无法访问推理数据
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/20/2026
First Seen
Valid until: 10/18/2026
Sources
Related Claims
UnverifiedAWS Secrets Manager uses envelope encryption via AWS KMS, where a data key encrypts the actual secret content, and the data key itself is encrypted by the KMS master key.74% similarUnverifiedMantle 的零操作者访问与 Apple 的私有云计算（PCC）、Google 的机密计算属于同一技术路线，将隐私保证从法律文件下沉到硬件根信任69% similarUnverified主流AI服务遵循零知识存储安全原则，服务端通常只保存密钥的哈希值而非明文68% similar
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