Monocypher 4.0.2

2023/08/24

• Fixed multiple-lanes Argon2.
• Improved Poly1305 performance.
• Improved Argon2 performance.
• Makefiles no longer override standard environment variables.

Monocypher 4.0.1

2023/03/18

• Fixed Ed25519 secret key size in function prototype.
• Fixed soname (should have been changed in 4.0.0)
• Added convenience sub-targets to makefile.
• Briefly specified wire format of Elligator and incremental AEAD.

Monocypher 4.0.0

2023/02/20

• Fixed unsafe signature API.
• Simpler, more flexible low-level signature API.
• Fully specified, consensus-friendly signatures.
• Added Argon2d and Argon2id, support multiple lanes.
• Added safe and fast streaming AEAD.
• Added HKDF-SHA-512 and documented BLAKE2b KDF.
• More consistent and memorable function names.
• POSIX makefile.

Monocypher 3.1.3

2022/04/25

• Fixed many typos in the documentation.
• Fixed buffer overflow in speed benchmarks.
• Fixed some MSVC warnings.
• Fixed a minor violation of the Elligator2 reverse map specs.
• Added change-prefix.sh to help changing the crypto_ prefix.
• Added the MONOCYPHER_CPP_NAMESPACE preprocessor definition to
  support namespaces for C++.
• Deprecated crypto_key_exchange()
• Use GitHub actions to automate the regular test suite.

Monocypher 3.1.2

2020/12/27

• Addressed issues from Cure53's audit:
  • MON-01-001: Clarified which CSPRNG to use on Darwin.
  • MON-01-002: Won't fix (nonce handling is a core design decision).
  • MON-01-004: Compared with Kleshni's implementation.
  • MON-01-005: Split a dedicated "advanced" folder in the manual.
• Quality assurance for 2^255-19 arithmetic (elliptic curves):
  • Documented carry propagation.
  • Enforced slightly safer invariants.
• Improved the speed of EdDSA signature generation.
• Made the vectors.h header more compact and easier to modify.
• TIS-CI integration.
• Added speed benchmark for ed25519-donna.
• Documented lengths limits of crypto_ietf_chacha20()

Monocypher 2.0.7

Changes since 2.0.6:

Fixed integer overflow that caused elliptic curves to fail on 16-bit machines.
(Only 16-bit machines are affected.)

Monocypher 1.1.2

Changes since 1.1.1:

Fixed integer overflow that broke public key encryption on 16-bit machines.
(Note: if you're using a 32-bit or 64-bit machine, you don't need this patch.)

Monocypher 3.1.1

Changes since 3.1.0:

• Various documentation fixes.
• Fixed various compiler warnings.
• Fixed some integer overflows (16-bit platforms only).

Monocypher 3.1.1-RC1

Changes since 3.1.0:

• Various documentation fixes.
• Fixed various compiler warnings.
• Fixed some integer overflows (16-bit platforms only).

Monocypher 3.1.0

Changes since 3.0.0:

Added Elligator 2 mappings (hash to curve, curve to hash).
Added OPRF support (with scalar inversion).
Added Edwards25519 -> Curve25519 conversions