File: doc/Primitives.md

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doc/Primitives.md

File:	`doc/Primitives.md`
Role:	Auxiliary data
Content type:	`text/markdown`
Description:	Auxiliary data
Class:	Halite Perform cryptography operations with libsodium
Author:	By Scott Arciszewski
Last change:
Date:	8 years ago
Size:	`858 bytes`

Contents

Cryptography Primitives used in Halite

Symmetric-key encryption: Xsalsa20
Symmetric-key authentication: HMAC-SHA512/256
Asymmetric-key encryption: ECDH (Curve25519) followed by symmetric-key encryption
Asymmetric-key digital signatures: Ed25519
Checksums (File only): BLAKE2b
Key splitting: HKDF-like construction with BLAKE2b

In all cases, we Encrypt then MAC.

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