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Signal Announces Quantum-Resistant Protocol Upgrade (PQXDH)

Signal Protocol introduces PQXDH upgrade, adding quantum-resistant cryptography layer to protect against future quantum computers that could break current encryption.

privacyidentitycomms
Libertas Research2 sources
Freedom Signal:75%
Credibility:95%
1 min read
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Sources (2)

  1. [1]signal.orgsignal.org — Accessed Feb 20, 2026https://signal.org/blog/pqxdh/
  2. [2]signal.orgsignal.org — Accessed Feb 20, 2026https://signal.org/blog/phone-number-privacy-usernames/
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