Categories Cryptography Understanding Extended-Nonce Constructions Post author By Soatok Post date March 12, 2021 11 Comments on Understanding Extended-Nonce Constructions How and why XSalsa20/XChaCha were designed, and why they’re secure. Tags AEAD, AES-GCM, AES-GCM-SIV, ChaCha20, ChaCha20-Poly1305, crypto, cryptography, NMR AEAD, security, Security Guidance, security proofs, stream ciphers, XChaCha20-Poly1305
