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curve25519-dalek-source/ed25519-dalek/CHANGELOG.md
Michael Rosenberg 1c14d54c60
curve: Bring back ff and group (#909) 
* Revert "curve: Remove ff/group features for now (#907)"

This reverts commit 13ac5e66a7.

* Fix build

* Remove group-bits features for soundness concerns

* Update changelog
2026-06-13 16:13:18 -04:00

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Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

Entries are listed in reverse chronological order per undeprecated major series.

3.x series

Unreleased

  • Re-export rand_core (#908)

3.0.0-rc.0 - 2026-05-28

  • Add allocation-free EdwardsPoint::compress_batch (#832)
  • Add strobe-rs dependency and delete vendored STROBE impl (#895)
  • Make signing and verifying keys use pkcs8::spki::SignatureAlgorithmIdentifier instead of DynSignatureAlgorithmIdentifier (#779)
  • Impl MultipartSigner and MultipartVerifier for SigningKey and VerifyingKey (#764)
  • Upgrade ed25519 dependency to v3.0.0
  • Upgrade signature dependency to v3.0.0
  • Upgrade sha2 and sha3 dependencies to v0.11
  • Upgrade getrandom dependency to v0.4
  • Upgrade chacha20 dependency to v0.10
  • Upgrade rand_core dependency to v0.10.0
  • Update edition to 2024
  • Update the MSRV from 1.60 to 1.85
  • Remove std feature now that error::Error is in core

2.x series

2.2.0 - 2025-07-08

  • Add hazmat-gated methods SigningKey::verify_stream() and VerifyingKey::verify_stream()
  • Add Debug and Eq traits for hazmat::ExpandedSecretKey

2.1.1 - 2024-02-06

  • Fix nightly SIMD build

2.1.0

  • Add SigningKey::to_scalar_bytes for getting the unclamped scalar from a signing key
  • Loosened signature dependency to allow version 2.2

2.0.0

Breaking changes

  • Bump MSRV from 1.41 to 1.60.0
  • Bump Rust edition
  • Bump signature dependency to 2.0
  • Make digest an optional dependency
  • Make zeroize an optional dependency
  • Make rand_core an optional dependency
  • curve25519 backends are now automatically selected
  • curve25519 backends are now overridable via cfg instead of using additive features
  • Make all batch verification deterministic remove batch_deterministic (PR #256)
  • Rename Keypair → SigningKey and PublicKey → VerifyingKey
  • Remove default-public ExpandedSecretKey API (PR #205)
  • Make hazmat feature to expose ExpandedSecretKey, raw_sign(), raw_sign_prehashed(), raw_verify(), and raw_verify_prehashed()

Other changes

  • Add Context type for prehashed signing
  • Add VerifyingKey::{verify_prehash_strict, is_weak}
  • Add pkcs feature to support PKCS #8 (de)serialization of SigningKey and VerifyingKey
  • Add fast feature to include basepoint tables
  • Add tests for validation criteria
  • Impl DigestSigner/DigestVerifier for SigningKey/VerifyingKey, respectively
  • Impl Hash for VerifyingKey
  • Impl Clone, Drop, and ZeroizeOnDrop for SigningKey
  • Remove rand dependency
  • Improve key deserialization diagnostics