CHANGELOG.md

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.

0.16.9 (2023-11-16)

Changed

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

0.16.8 (2023-07-20)

Added

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

Changed

• Refactor Signature constructors and improve docs (#730)

0.16.7 (2023-05-11)

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)

0.16.6 (2023-04-09)

Fixed

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

0.16.5 (2023-04-08)

Fixed

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

0.16.4 (2023-04-05)

Fixed

• RecoveryId computation in SignPrimitive (#702)

0.16.3 (2023-04-04)

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)

0.16.2 (2023-03-28)

Added

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

0.16.1 (2023-03-09)

Added

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

0.16.0 (2023-03-01)

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)

0.15.1 (2023-01-23)

Added

• SigningKey::*_recoverable methods (#635)

0.15.0 (2023-01-15)

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)

0.14.8 (2022-09-27)

Added

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

Fixed

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

0.14.7 (2022-09-15)

Changed

• Relax Keypair bounds (#539)

0.14.6 (2022-09-12)

Added

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

0.14.5 (2022-09-06)

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)

0.14.4 (2022-08-15)

Added

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

Changed

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

0.14.3 (2022-06-26) [YANKED]

Changed

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

0.14.2 (2022-06-17) [YANKED]

Added

• Security warning in README.md (#486)

Changed

• Use serdect for Signature types (#497)

0.14.1 (2022-05-09) [YANKED]

Added

• SignPrimitive::try_sign_digest_rfc6979 (#475)
• VerifyPrimitive::verify_digest (#475)

0.14.0 (2022-05-09) [YANKED]

Added

• VerifyingKey::from_affine (#452)

Changed

• Bump digest dependency to v0.10 (#433)
• SignPrimitive and VerifyPrimitive to accept FieldBytes<C> rather than Scalar<C> (#460)
• Replace hazmat::rfc6979_generate_k with SignPrimitive::try_sign_prehashed_rfc6979 (#460)
• Bump der dependency to v0.6 (#468)
• Bump elliptic-curve dependency to v0.12 (#468)
• Bump rfc6979 dependency to v0.2 (#470)

0.13.4 (2022-01-06)

Added

• Signature::to_vec (#428)

0.13.3 (2021-12-04)

Changed

• Use revised LinearCombination trait (#419)

0.13.2 (2021-12-04) [YANKED]

Changed

• Use LinearCombination trait (#417)

0.13.1 (2021-12-03) [YANKED]

Added

• hazmat::rfc6979_generate_k function (#414)

0.13.0 (2021-11-21) [YANKED]

Added

• RecoveryId type (#392)
• Default generic impl of SignPrimitive::try_sign_prehashed (#396)
• Default generic impl of VerifyPrimitive::verify_prehashed (#397)
• serde support (#406)

Changed

• Make Signature::normalize_s non-mutating (#355)
• Switch from ScalarBytes<C> to ScalarCore<C> (#356)
• Use PrimeCurve trait (#357)
• Replace FromDigest trait with Reduce (#372)
• 2021 edition upgrade; MSRV 1.56 (#384)
• Allow signature v1.4 as a dependency (#385)
• Bump der dependency to v0.5 (#408)
• Bump elliptic-curve dependency to v0.11 (#408)
• Split out rfc6979 crate (#409)

Removed

• NormalizeLow trait (#393)
• RecoverableSignPrimitive (#394)

0.12.4 (2021-08-12)

Added

• Impl Clone, Debug, *Eq for SigningKey (#345)

0.12.3 (2021-06-17)

Added

• Impl TryFrom<&[u8]> for Verifying<C> (#329)
• Impl TryFrom<&[u8]> for SigningKey<C> (#330)

Changed

• Use signature::Result alias (#331)

0.12.2 (2021-06-18)

Added

• Zeroization on drop for SigningKey (#321)

0.12.1 (2021-06-09)

Added

• Explicit Copy bounds on VerifyingKey (#318)

0.12.0 (2021-06-07)

Changed

• Bump der crate to v0.4 (#302, #315)
• Bump elliptic-curve crate dependency to v0.10 (#315)
• MSRV 1.51+ (#302, #315)

Removed

• Bounds now expressed via *Arithmetic traits (#303, [#312])

0.11.1 (2021-05-24)

Added

• Ord and PartialOrd impls on VerifyingKey (#298, #299)

Changed

• Bump elliptic-curve dependency to v0.9.12 (#299)

0.11.0 (2021-04-29)

Added

• FromDigest trait (#238, #244)
• Wycheproof test vector support (#260)

Changed

• Use der crate for decoding/encoding signatures (#226, #267)
• Support HmacDrbg with variable output size (#243)
• Bump base64ct and pkcs8; MSRV 1.47+ (#262)
• Flatten and simplify public API (#268)
• Use verifying_key name consistently (#273)
• Bound curve implementations on Order trait (#280)
• Bump elliptic-curve to v0.9.10+; use ScalarBytes (#284)
• Bump hmac crate dependency to v0.11 (#287)

Removed

• FieldBytes bounds (#227)
• CheckSignatureBytes trait (#281)

0.10.2 (2020-12-22)

Changed

• Bump elliptic-curve crate to v0.8.3 (#218)
• Use the dev module from the elliptic-curve crate (#218)

0.10.1 (2020-12-16) [YANKED]

Fixed

• Trigger docs.rs rebuild with nightly bugfix (RustCrypto/traits#412)

0.10.0 (2020-12-16) [YANKED]

Changed

• Bump elliptic-curve dependency to v0.8 (#215)

0.9.0 (2020-12-06)

Added

• PKCS#8 support (#203)

Changed

• Bump elliptic-curve crate dependency to v0.7; MSRV 1.46+ (#204)
• Rename VerifyKey to VerifyingKey (#200)
• Rename VerifyingKey::new() to ::from_sec1_bytes() (#198)
• Rename SigningKey::new() to ::from_bytes() (#205)

Fixed

• Additional validity checks on ASN.1 DER-encoded signatures (#192)

0.8.5 (2020-10-09)

Fixed

• Bug in default impl of CheckSignatureBytes (#184)

0.8.4 (2020-10-08)

Fixed

• Work around nightly-2020-10-06 breakage (#180)

0.8.3 (2020-09-28)

Fixed

• 32-bit builds for the dev feature (#177)

0.8.2 (2020-09-27)

Added

• RecoverableSignPrimitive (#174, #175)

0.8.1 (2020-09-23)

Added

• Conditional Copy impl on VerifyKey<C> (#171)

0.8.0 (2020-09-11)

Added

• CheckSignatureBytes trait (#151)
• Add Signature::r/::s methods which return NonZeroScalarvalues (#151)
• alloc feature (#150)
• Impl From<&VerifyKey<C>> for EncodedPoint<C> (#144)
• Serialization methods for SigningKey/VerifyKey (#143)
• RFC6979-based deterministic signatures (#133, #134, #136)

Changed

• Bump elliptic-curve crate dependency to v0.6 (#165)
• Use ProjectiveArithmetic trait (#164)
• Rename ElementBytes to FieldBytes (#160)
• Use ff and group crates to v0.8 (#156)
• MSRV 1.44+ (#156)
• Remove rand feature; make rand_core a hard dependency (#154)
• Use impl Into<ElementBytes> bounds on Signature::from_scalars (#149)
• Derive Clone, Debug, Eq, and Ord on VerifyKey (#148)
• Renamed {Signer, Verifier} => {SigningKey, VerifyKey} (#140)
• Use newly refactored sec1::EncodedPoint (#131)

Removed

• Generate trait (#159)
• RecoverableSignPrimitive (#146)

0.7.2 (2020-08-11)

Added

• Conditional PrehashSignature impl for asn1::Signature (#128)

0.7.1 (2020-08-10)

Changed

• Use all-features = true on docs.rs (#126)

0.7.0 (2020-08-10)

Added

• hazmat traits: SignPrimitive, RecoverableSignPrimitive, VerifyPrimitive, DigestPrimitive (#96, #99, #107, #111)
• dev module (#103)
• NormalizeLow trait (#115, #118, #119)
• Copy impl on Signature (#117)
• RecoverableSignPrimitive (#120)

Changed

• Bumped elliptic-curve crate to v0.5 release (#123)
• Renamed FixedSignature to ecdsa::Signature (#98)
• Renamed Asn1Signature to ecdsa::asn1::Signature (#98, #102)

Removed

• Curve-specific types - migrated to k256, p256, p384 crates (#96)

0.6.1 (2020-06-29)

Added

• doc_cfg attributes for https://docs.rs (#91)
• ecdsa::curve::secp256k1::RecoverableSignature (#90)

0.6.0 (2020-06-09)

Changed

• Upgrade to signature ~1.1.0; sha v0.9 (#87)
• Bump all elliptic curve crates; MSRV 1.41+ (#86)

0.5.0 (2020-04-18)

Changed

• Upgrade signature crate to v1.0 final release (#80)

0.4.0 (2020-01-07)

Changed

• Upgrade elliptic-curve crate to v0.3.0; make curves cargo features (#68)

0.3.0 (2019-12-11)

Changed

• Upgrade elliptic-curve crate to v0.2.0; MSRV 1.37+ (#65)

0.2.1 (2019-12-06)

Added

• Re-export PublicKey and SecretKey from the elliptic-curve crate (#61)

0.2.0 (2019-12-06)

Changed

• Use curve types from the elliptic-curve crate (#58)

0.1.0 (2019-10-29)

• Initial release