## Signal Protocol and Post-Quantum Ratchets

- 種別: news
- 関連技術: signal
- 公開日時: 2025-10-02T00:00:00.000Z
- 情報源: Signal Blog (https://signal.org/blog/spqr/)
- パーマリンク: https://vulnpulse.app/items/signal-blog-2f181543d1a3

We are excited to announce a significant advancement in the security of the Signal Protocol: the introduction of the Sparse Post Quantum Ratchet (SPQR). This new ratchet enhances the Signal Protocol’s resilience against future quantum computing threats while maintaining our existing security guarantees of forward secrecy and post-compromise security. Read more...