Unverified50% confidenceFactExact time
Signal、WhatsApp、iMessage等主流通讯应用采用端到端加密技术，其数学基础通常是非对称密钥体系如椭圆曲线Diffie-Hellman密钥交换
1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
Chat Control Explained: The EU's Chat Monitoring Legislation vs. Encryption Privacy
hackernewshackernews7/7/2026
Related Claims
UnverifiedThe Signal protocol involves the Double Ratchet algorithm and X3DH key agreement, achieving forward secrecy, and has been adopted by WhatsApp and Signal.77% similarUnverifiedWhatsApp uses end-to-end encryption, with its underlying implementation based on the Signal protocol developed by Open Whisper Systems.76% similarUnverifiedSignal协议综合运用基于Curve25519的椭圆曲线Diffie-Hellman密钥交换与AES-256对称加密74% similar
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