ctr

CTR block modes of operation

0.10.1 186M downloads/mo #530 most downloaded on crates.io RustCrypto/block-modes

What this package is like to depend on

Last release 3 months ago

20 May 2026

Release timing varies

gaps range from 3 weeks to 1.8 years

Most releases are documented

notes for 10 of 15 stable releases

Nothing withdrawn

no release was ever pulled

8 years old

28 releases · first in 2018

6 releases in the last 12 months

see the full history below

Release timeline

28 releases · Jul 2018 to May 2026

2019 2020 2021 2022 2023 2024 2025 2026

Release Pre-release

Releases

latest 28

0.10.1 20 May 2026

Release notes

See RustCrypto/traits#2420
Open source →
Release notes
Added
- Implementation of the SetIvState trait (#114)
Open source →
0.10.0 10 Apr 2026
Release notes
Removed
- std feature (#76)
- Clone impl (#91)
Changed
- Bump cipher from 0.4 to 0.5 (#56)
- Edition changed to 2024 and MSRV bumped to 1.85 (#76)
- Relax MSRV policy and allow MSRV bumps in patch releases
Open source →
0.10.0-rc.4 27 Feb 2026 pre-release

Nothing published for this version
0.10.0-rc.3 02 Feb 2026 pre-release

Nothing published for this version
0.10.0-rc.2 05 Nov 2025 pre-release

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

Nothing published for this version
0.10.0-rc.0 30 May 2025 pre-release

Nothing published for this version
0.10.0-pre.2 14 Aug 2024 pre-release

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

Nothing published for this version
0.10.0-pre.0 26 Jul 2024 pre-release

Nothing published for this version
0.9.2 30 Sep 2022
Release notes
Changed
- Implement Clone directly for CtrCore, so it would work with non-Clone flavors (#24)
Open source →
0.9.1 17 Feb 2022
Release notes
Fixed
- Minimal versions build (#9)
Open source →
0.9.0 10 Feb 2022
Release notes
Changed
- Update cipher dependency to v0.4 and move crate to the RustCrypto/block-modes repository (#2)
Open source →
0.8.0 08 Jul 2021
Release notes
Changed
- Make implementation generic over block size (previously it was generic only over 128-bit block ciphers). Breaking changes in the CtrFlavor API. (#252).
Open source →
0.7.0 29 Apr 2021
Release notes
Changed
- Generic implementation of CTR (#195)
- Removed Ctr32LE mask bit (#197)
- Bump cipher dependency to v0.3 (#226)
Open source →
0.7.0-pre.4 28 Apr 2021 pre-release

Nothing published for this version
0.7.0-pre.3 30 Dec 2020 pre-release

Nothing published for this version
0.7.0-pre.2 30 Dec 2020 pre-release

Nothing published for this version
0.7.0-pre 26 Nov 2020 pre-release

Nothing published for this version
0.6.0 16 Oct 2020
Release notes
Added
- Ctr32BE and Ctr32LE (#170)
Changed
- Replace block-cipher/stream-cipher with cipher crate (#177)
Open source →
0.6.0-pre 14 Oct 2020 pre-release

Nothing published for this version
0.5.0 26 Aug 2020
Release notes
Changed
- Bump stream-cipher dependency to v0.7, implement the FromBlockCipher trait (#161, #164)
Open source →
0.4.0 06 Jun 2020
Release notes
Changed
- Upgrade to the stream-cipher v0.4 crate (#116, #138)
- Upgrade to Rust 2018 edition (#116)
Open source →
0.3.2 11 Mar 2019

Nothing published for this version
0.3.0 01 Nov 2018

Nothing published for this version
0.2.0 13 Oct 2018

Nothing published for this version
0.1.1 13 Oct 2018

Nothing published for this version
0.1.0 30 Jul 2018

Nothing published for this version

ctr

What this package is like to depend on

Release timeline

Releases

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Fixed

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Added

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Changed

Changed

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