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New Attacks on Fiat-Shamir Zero-Knowledge Proofs Threaten Privacy Systems

Researchers found practical attacks against Fiat-Shamir-based zero-knowledge proof systems, potentially compromising privacy protocols that rely on these cryptographic foundations.

privacycensorship-resistancesurveillanceactivism
Libertas Research2 sources
Freedom Signal:85%
Credibility:88%
1 min read
United KingdomUnited StatesChinaEurope
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Sources (2)

  1. [1]blog.cryptographyengineering.comblog.cryptographyengineering.com — Accessed Feb 20, 2026https://blog.cryptographyengineering.com/2025/02/19/how-to-prove-false-statements-part-3/
  2. [2]blog.cryptographyengineering.comblog.cryptographyengineering.com — Accessed Feb 20, 2026https://blog.cryptographyengineering.com/2025/02/23/three-questions-about-apple-encryption-and-the-u-k/
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