Unverified50% confidenceFactExact time
The Signal Protocol is one of the most secure E2EE implementations recognized by the industry, and mainstream applications such as WhatsApp and Messenger have both adopted this protocol.
1
Sources
50%
Confidence
Long-term
Relevance
7/24/2026
First Seen
Sources
Chat Control解析：欧盟隐私监管争议与自托管的真实价值
redditr/selfhosted7/12/2026
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