Signal Protocol and Post-Quantum Ratchets

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...

在 Signal Blog 阅读

2025/10/02 09:00，Signal Blog 发布了“Signal Protocol and Post-Quantum Ratchets”（类型：安全新闻）。相关技术：Signal。