ecdsa

ecdsa v0.17.0 (#1412)

Added

• DER support for SignatureWithOid (#786)
• EcdsaCurve marker trait (#787)
• Recoverable RandomizedPrehashSigner impl for SigningKey (#878)
• Implement MultipartSigner/Verifier (#982)
• getrandom feature (#1107)
• Implement crypto_common::Generate trait for SigningKey (#1140)
• Implement Hash on Signature and VerifyingKey (#1309)

Changed

• Make Signature::normalize_s infallible (#780)
• Use NonZeroScalar arguments to sign_prehashed (#794)
• Upgrade to the 2024 edition; bump MSRV to 1.85 (#913)
• Rename DigestPrimitive to DigestAlgorithm (#996)
• Bump serdect dependency to v0.4 - new wire format for binary serializations (#1048)
• Support new signature::DigestSigner/Verifier API (#1064)
• Bump der to v0.8 (#1232)
• Bump digest to v0.11 (#1237)
• Bump sha2 dependency to v0.11 (#1267)
• Bump spki to v0.8 (#1303)
• Bump signature to v3 (#1321)
• Move low-S normalization check into verify_prehashed (#1379)
• Bump elliptic-curve to v0.14 (#1391)
• Low-level RFC6979 signing functions are now infallible (#1395, #1411)
• Bump rfc6979 to v0.6 (#1404)
• Move Array* bounds to EcdsaCurve (#1408)

Removed

• SignPrimitive and VerifyPrimitive traits (#793)
• signature::PrehashSignature implementation for Signature (#1007)
• VerifyingKey::recover* no longer performs signature verification (#1381)

Fixed

• Reduce z mod q when performing RFC6979 (#777, #1395)

ecdsa v0.17.0-rc.23 (#1399)

Release PR: RustCrypto/traits#2466

Also cuts an ecdsa v0.17.0-rc.22 prerelease

ecdsa v0.17.0-rc.21 (#1390)

ecdsa v0.17.0-rc.20 (#1383)

Changed

• Loosen signature bound to 2.0, <2.3 (#756)

Added

• hazmat::{sign_prehashed, verify_prehashed} (#731)

Changed

• Refactor Signature constructors and improve docs (#730)

Added

• RFC5480 citation for der::Signature (#710)
• support for the SignatureBitStringEncoding trait (#716)

Changed

• bump elliptic-curve from 0.13.3 to 0.13.4 (#709)
• der::Signature citation to RFC5912 (#711)
• make fmt impls more consistent (#713)

Fixed

• serde doc fixup (#712)

Fixed

• Test macro handling of serialized field size (#707)

Fixed

• Use C::FieldBytesSize instead of C::Uint::BYTES (#705)

Fixed

• RecoveryId computation in SignPrimitive (#702)

Added

• RFC5758 OID support (#686)
• SignatureAlgorithmIdentifier impls for SigningKey/VerifyingKey (#688)
• SignatureWithOid (#689, #690)
• AssociatedAlgorithmIdentifier impls for SigningKey/VerifyingKey (#698)

Changed

• Loosen signature bound to 2.0, <2.2 (#697)

Added

• Handle the reduced R.x case in public key recovery (#680)
• Signature::{from_bytes, from_slice} methods (#684)

Added

• VerifyingKey::to_sec1_bytes + more conversions (#675)

Added

• Decode and Encode impls for der::Signature (#666)

Changed

• Use Scalar::invert_vartime for faster verification (#651)
• Bump serdect dependency to 0.2 (#657)
• Bump elliptic-curve dependency to v0.13; MSRV 1.65 (#660, [#663])
• Bump rfc6979 dependency to v0.4 (#662)

Added

• SigningKey::*_recoverable methods (#635)

Added

• DigestPrimitive::Digest now has bounds that work with RFC6979 (#568)
• *Signer/*Verifier impls for der::Signature (#569)
• VerifyingKey recovery support (#576)
• Trial recovery support (#580)

Changed

• Signature now internally structured with r and s components (#565)
• SigningKey::verifying_key now returns a reference (#567)
• Refactor prehash_to_field_bytes to bits2field free function (#574)
• Rename sign feature to signing (#610)
• Rename verify feature to verifying features (#610)
• Bump signature crate dependency to v2.0 (#614)

Added

• Impl From<SigningKey> for SecretKey (#548)

Fixed

• Prehash must receive zero-pads on left (#547)

Changed

• Relax Keypair bounds (#539)

Added

• Impl signature::hazmat::{PrehashSigner, PrehashVerifier} (#534)
• Impl signature::Keypair for SigningKey (#535)

Added

• Impl EncodePrivateKey for SigningKey (#523)
• SigningKey::as_nonzero_scalar (#528)
• VerifyingKey::as_affine (#528)
• RecoveryId::from_byte (#531)

Changed

• Make RecoveryId methods const fn (#529)

Added

• Impl EncodePublicKey for VerifyingKey (#505)
• ZeroizeOnDrop marker for SigningKey (#509)

Changed

• Restrict signature version to v1.5-v1.6 (#508, #512)

Changed

• Simplified digest trait bounds (#499)
• Bump rfc6979 dependency to v0.3 (#500)