# ChangelogAll notable changes to this project will be documented in this file.The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).## 1.8.3 (2026-01-11)### Added- `Base64Pbkdf2` alphabet ([#2168])[#2168]: https://github.com/RustCrypto/formats/pull/2168## 1.8.2 (2026-01-03)### Changed- Deprecate `Base64Crypt` ([#2135])[#2135]: https://github.com/RustCrypto/formats/pull/2135## 1.8.1 (2025-12-06)### Added- Notes on `crypt(3)` alphabet variants ([#2073])### Fixed- Switch from `doc_auto_cfg` to `doc_cfg` ([#2072])[#2072]: https://github.com/RustCrypto/formats/pull/2072[#2073]: https://github.com/RustCrypto/formats/pull/2073## 1.8.0 (2025-06-04)### Changed- Bump edition to 2024; MSRV 1.85 ([#1839])[#1839]: https://github.com/RustCrypto/formats/pull/1839## 1.7.3 (2025-03-13)### Changed- Don't fail with `InvalidLength` when reading nothing at end of data ([#1716]).[#1716]: https://github.com/RustCrypto/formats/pull/1716## 1.7.2 (2025-03-13)### Changed- Revert [#1387]: reject zero-length decode requests as it's a breaking change ([#1714])[#1714]: https://github.com/RustCrypto/formats/pull/1714## 1.7.1 (2025-03-10)### Changed- MSRV 1.81 - edition downgraded to 2021 from yanked 1.7.0 release ([#1702])[#1702]: https://github.com/RustCrypto/formats/pull/1702## 1.7.0 (2025-02-25) [YANKED]### Added- derive additional traits on alphabets ([#1578])### Changed- ~~MSRV 1.85 // Edition 2024 ([#1670])~~- ~~reject zero-length decode requests ([#1387])~~- use `core::error::Error` ([#1681])[#1387]: https://github.com/RustCrypto/formats/pull/1387[#1578]: https://github.com/RustCrypto/formats/pull/1578[#1670]: https://github.com/RustCrypto/formats/pull/1670[#1681]: https://github.com/RustCrypto/formats/pull/1681## 1.6.0 (2023-02-26)### Changed- MSRV 1.60 ([#802])- Lint improvements ([#824])[#802]: https://github.com/RustCrypto/formats/pull/802[#824]: https://github.com/RustCrypto/formats/pull/824## 1.5.3 (2022-10-18)### Added- `Base64ShaCrypt` alphabet ([#742])### Changed- Use `RangeInclusive` for `DecodeStep` ([#713])[#713]: https://github.com/RustCrypto/formats/pull/713[#742]: https://github.com/RustCrypto/formats/pull/742## 1.5.2 (2022-08-22)### Fixed- Return `Ok(0)` in `io::Read` impl to signal end of stream ([#704])[#704]: https://github.com/RustCrypto/formats/pull/704## 1.5.1 (2022-06-26)### Fixed- Last block validation ([#680])[#680]: https://github.com/RustCrypto/formats/pull/680## 1.5.0 (2022-03-29)### Fixed- Ensure checked arithmetic with `clippy::integer_arithmetic` lint ([#557])- Prevent foreign impls of `Encoding` by bounding sealed `Variant` trait ([#562])[#557]: https://github.com/RustCrypto/formats/pull/557[#562]: https://github.com/RustCrypto/formats/pull/562## 1.4.1 (2022-03-11)### Changed- Rename `Decoder::decoded_len` => `::remaining_len` ([#500])[#500]: https://github.com/RustCrypto/formats/pull/500## 1.4.0 (2022-03-10) [YANKED]### Added- Buffered `Encoder` type ([#366], [#455], [#457])- `Decoder::decoded_len` method ([#403])- Impl `std::io::Read` for `Decoder` ([#404])- Bounds for `Encoding`/`Variant` ZSTs ([#405], [#408])[#366]: https://github.com/RustCrypto/formats/pull/366[#403]: https://github.com/RustCrypto/formats/pull/403[#404]: https://github.com/RustCrypto/formats/pull/404[#405]: https://github.com/RustCrypto/formats/pull/405[#408]: https://github.com/RustCrypto/formats/pull/408[#455]: https://github.com/RustCrypto/formats/pull/455[#457]: https://github.com/RustCrypto/formats/pull/457## 1.3.3 (2021-12-28)### Fixed- Potential infinite loop in `Decoder::decode` ([#305])[#305]: https://github.com/RustCrypto/formats/pull/305## 1.3.2 (2021-12-26) [YANKED]### Fixed- `Decoder` unpadding ([#299])- Edge case when using `Decoder::new_wrapped` ([#300])[#299]: https://github.com/RustCrypto/formats/pull/299[#300]: https://github.com/RustCrypto/formats/pull/300## 1.3.1 (2021-12-20) [YANKED]### Added- `Decoder::new_wrapped` with support for line-wrapped Base64 ([#292], [#293], [#294])[#292]: https://github.com/RustCrypto/formats/pull/292[#293]: https://github.com/RustCrypto/formats/pull/292[#294]: https://github.com/RustCrypto/formats/pull/294## 1.3.0 (2021-12-02) [YANKED]### Added- Stateful `Decoder` type ([#266])[#266]: https://github.com/RustCrypto/formats/pull/266## 1.2.0 (2021-11-03)### Changed- Rust 2021 edition upgrade; MSRV 1.56 ([#136])### Fixed- Benchmarks ([#135])[#135]: https://github.com/RustCrypto/formats/pull/135[#136]: https://github.com/RustCrypto/formats/pull/136## 1.1.1 (2021-10-14)### Changed- Update `Util::Lookup` paper references ([#32])[#32]: https://github.com/RustCrypto/formats/pull/32## 1.1.0 (2021-09-14)### Changed- Moved to `formats` repo; MSRV 1.51+ ([#2])[#2]: https://github.com/RustCrypto/formats/pull/2## 1.0.1 (2021-08-14)### Fixed- Make `Encoding::decode` reject invalid padding## 1.0.0 (2021-03-17)### Changed- Bump MSRV to 1.47+### Fixed- MSRV-dependent TODOs in implementation## 0.2.1 (2021-03-07)### Fixed- MSRV docs## 0.2.0 (2021-02-01)### Changed- Refactor with `Encoding` trait- Internal refactoring## 0.1.2 (2021-01-31)### Added- bcrypt encoding- `crypt(3)` encoding### Changed- Internal refactoring## 0.1.1 (2021-01-27)- Minor code improvements## 0.1.0 (2021-01-26)- Initial release