Tag: XChaCha20-Poly1305

Cryptography

Understanding Extended-Nonce Constructions

Post author By Soatok
Post date March 12, 2021
12 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

Cryptography

Comparison of Symmetric Encryption Methods

Post author By Soatok
Post date July 12, 2020
10 Comments on Comparison of Symmetric Encryption Methods

There seems to be a lot of interest among software developers in the various cryptographic building blocks (block ciphers, hash functions, etc.), and more specifically how they stack up against each other. Today, we’re going to look at how some symmetric encryption methods stack up against each other. If you’re just looking for a short […]

Tags AEAD, AES, AES-GCM, AES-GCM-SIV, ChaCha20-Poly1305, ciphers, comparison, cryptography, encryption, NMR AEAD, ranking, Security Guidance, stream ciphers, symmetric cryptography, symmetric encryption, XChaCha20-Poly1305

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