Unverified50% confidenceFactExact time
密码学家Phil Zimmermann因发布PGP加密软件而遭到联邦调查
1
Sources
50%
Confidence
Long-term
Relevance
8/12/2026
First Seen
Sources
Related Claims
UnverifiedPhil Zimmermann released PGP (Pretty Good Privacy) in 1991, providing end-to-end encryption capabilities for email, which later evolved into the open-source GPG (GNU Privacy Guard) standard.74% similarUnverifiedIn the 1990s, the United States classified strong encryption software as a munitions control item, sparking the famous Crypto Wars.59% similarUnverifiedPGP uses long-term static keys and lacks Forward Secrecy; once the private key is compromised, all historical communications encrypted with that key will be exposed.59% similarUnverifiedTEMPEST计划起源于二战后期发现信号放大器处理加密电报时产生可截获的电磁辐射，冷战期间由NSA系统化，相关文件直至1995年才部分解密58% similarUnverifiedBy 2024, security researchers had demonstrated indirect prompt injection attacks that hijack RAG system outputs by embedding hidden instructions in web pages58% similar
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