Signal introduces SPQR to harden messaging against future quantum attacks
Signal introduces SPQR to harden messaging against future quantum attacks What Signal announced Signal has unveiled a new cryptographic component called Sparse Post-Quantum Ratchet (SPQR). The company presents SPQR as an addition to its existing end-to-end encryption design intended to provide stronger resilience against the kinds of attacks that could be enabled by large-scale quantum…









