argon2

Pure Rust implementation of the Argon2 password hashing function with support for the Argon2d, Argon2i, and Argon2id algorithmic variants

0.5.3 47M downloads/mo #1272 most downloaded on crates.io RustCrypto/password-hashes

What this package is like to depend on

Last release 5 months ago

22 Mar 2026

Release timing varies

gaps range from 2 weeks to 10 months

Nearly every release is documented

notes for 12 of 12 stable releases

11 versions withdrawn

withdrawn after publishing

9 years old

36 releases · first in 2017

8 releases in the last 12 months

see the full history below

Release timeline

36 releases · Feb 2017 to Mar 2026

2018 2019 2020 2021 2022 2023 2024 2025 2026

Release Pre-release Withdrawn

Releases

latest 36

0.6.0-rc.8 22 Mar 2026 pre-release

Release notes

argon2 v0.6.0-rc.8 (#861)
Open source →
0.6.0-rc.7 03 Feb 2026 pre-release

Nothing published for this version
0.6.0-rc.6 21 Jan 2026 pre-release

Nothing published for this version
0.6.0-rc.5 13 Dec 2025 pre-release

Nothing published for this version
0.6.0-rc.4 10 Dec 2025 pre-release

Nothing published for this version
0.6.0-rc.3 07 Dec 2025 pre-release

Nothing published for this version
0.6.0-rc.2 06 Nov 2025 pre-release

Nothing published for this version
0.6.0-rc.1 03 Sep 2025 pre-release

Nothing published for this version
0.6.0-rc.0 31 May 2025 pre-release

Nothing published for this version
0.6.0-pre.1 27 Jul 2024 pre-release

Nothing published for this version
0.6.0-pre.0 08 Feb 2024 pre-release

Nothing published for this version
0.5.3 20 Jan 2024
Release notes
Fixed
- Documentation (#458, #459)
- Big endian support (#482)
Open source →
0.5.2 04 Sep 2023
Release notes
Changed
- Improved const fn support (#450)
Fixed
- Max params (#452)
Open source →
0.5.1 13 Jul 2023
Release notes
Added
- Provide std::error::Error::source for argon2::Error (#379)
- ParamsBuilder::context (#400)
- Enable password-hash/alloc when alloc feature is enabled (#422)
- Impl Debug for Argon2 (#423)
- Block::new() const initializer (#427)
- Params::DEFAULT constant (#439)
- Initial AVX2 SIMD optimizations (#440)
Open source →
0.5.0 05 Mar 2023
Release notes
Added
- Key derivation usage example (#366)
- Inherent constants for Params recommendations (#387)
Changed
- Merge Argon2 and Instance structs (#247)
- Refactor ParamsBuilder to make it more ergonomic (#247)
- Bump password-hash dependency to v0.5 (#383)
- Adopt OWASP recommended default Params (#386)
- MSRV 1.65 (#391)
Fixed
- Erroneous docs for m_cost and Block (#247)
- Allow zeroize in heapless environments (i.e. without alloc) (#374)
Removed
- Memory struct (#247)
- Unsound parallel feature - see #380 (#247)
Open source →
0.5.0-pre.0 09 Jan 2023 pre-release

Nothing published for this version
0.4.1 27 Jun 2022
Release notes
Added
- argon2::RECOMMENDED_SALT_LEN (#307)
Open source →
0.4.0 18 Mar 2022
Release notes
Changed
- Bump password-hash dependency to v0.4; MSRV 1.57 (#283)
- 2021 edition upgrade (#284)
Open source →
0.3.4 17 Feb 2022
Release notes
Fixed
- Minimal versions build (#273)
Open source →
0.3.3 30 Jan 2022
Release notes
Changed
- Make Params::block_count() public (#258)
Open source →
0.3.2 07 Dec 2021
Release notes
Changed
- Bump blake2 dependency to v0.10 (#254)
Open source →
0.3.1 11 Sep 2021
Release notes
Fixed
- Handling of p_cost parameter (#235)
Open source →
0.3.0 28 Aug 2021 withdrawn
Release notes
Added
- alloc feature (#215)
- Params now supports keyid and data fields (#216)
Changed
- Argon2::new now has explicit version and params (#213)
- Factored apart Argon2::new and Argon2::new_with_secret, making the former infallible (#213)
- Params struct is now opaque with field accessors, and ensured to always represent a valid set of parameters (#213)
- Removed version parameter from hash_password_into, using the one supplied to Argon2::new (#213)
- Bump password-hash to v0.3 (#217, RustCrypto/traits#724)
- Use resolver = "2"; MSRV 1.51+ (#220)
Removed
- Params no longer has a version field (#211)
Open source →
0.3.0-pre.1 27 Aug 2021 pre-release

Nothing published for this version
0.2.4 21 Aug 2021
Release notes
Added
- Impl std::error::Error for argon2::Error (#200)
- Impl TryFrom<Params> for Argon2 (#202)
- Result type alias (#203)
- ParamsBuilder (#204)
Open source →
0.2.3 15 Aug 2021 withdrawn
Release notes
Changed
- Relax zeroize requirements to >=1, <1.4 (#195)
Open source →
0.2.2 20 Jul 2021 withdrawn
Release notes
Changed
- Pin zeroize dependency to v1.3 (#190)
Open source →
0.2.1 28 May 2021 withdrawn
Release notes
Changed
- Params always available; no longer feature-gated on password-hash (#182)
Fixed
- Configured params are used with hash_password_simple (#182)
Open source →
0.2.0 29 Apr 2021 withdrawn
Release notes
Changed
- Forbid unsafe code outside parallel implementation (#157)
- Bump password-hash crate dependency to v0.2 (#164)
Removed
- argon2::BLOCK_SIZE constant (#161)
Open source →
0.1.5 18 Apr 2021
Release notes
Added
- Parallel lane processing using rayon (#149)
Open source →
0.1.4 28 Feb 2021 withdrawn
Release notes
Added
- std feature (#141)
Open source →
0.1.3 13 Feb 2021 withdrawn
Release notes
Fixed
- Salt-length related panic (#135)
Open source →
0.1.2 07 Feb 2021 withdrawn
Release notes
Fixed
- rustdoc typo (#128)
Open source →
0.1.1 07 Feb 2021 withdrawn
Release notes
Added
- rand feature; enabled-by-default (#126)
Open source →
0.1.0 29 Jan 2021 withdrawn
Release notes
- Initial release
Open source →
0.0.0 28 Feb 2017 withdrawn

Nothing published for this version

argon2

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