Unverified50% confidenceSolutionExact time
Achieving true content confidentiality requires adding a layer of symmetric encryption (such as AES-GCM provided by the Web Crypto API) before base64url and sharing the key through an independent secure channel.
1
Sources
50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedWeb Crypto API提供AES-GCM、RSA-OAEP、ECDH等标准密码学原语，运算在浏览器底层执行，不暴露密钥给JavaScript运行时78% similarVerifiedAuthenticated encryption (such as AES-GCM mode) can detect whether ciphertext has been tampered with while ensuring confidentiality.78% similarUnverified同态加密可以在加密数据上直接进行计算，而无需先解密，计算结果同样是加密的，只有持有密钥的人才能解密78% similar
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