Sunbeds on the beach at Vai, Crete, Greece (© borchee/Getty Images)

TLS 1.3 is widely used, has had comprehensive security proofs, and improves both security and privacy deficiencies in TLS 1.2. Therefore, new protocols that use TLS must require TLS 1.3. As DTLS 1.3 is not widely available or deployed, this…

Navy Pier, Chicago, Illinois (© Christopher.F Photography/Getty Images)

This document describes classification of design goals and security considerations for hybrid digital signature schemes, including proof composability, non-separability of the component signatures given a hybrid signature, backwards and forwards…