This project adheres to Semantic Versioning, except that – as is typical in the Rust community – the minimum supported Rust version may be increased without a major version increase.

Since version 0.10.0, the format of this changelog is based on Keep a Changelog.

0.20.0

14 August 2025

Added

Add option for configuring trust when validating identity assertions (CAI-7980) (#1239)
V2 Claims are now generated by default (#1266)
Expand settings API (#1192)

Fixed

Same file sign for c2patool (#1220)

0.19.1

18 July 2025

Fixed

Clippy warnings for Rust 1.88 (#1204)
Fix c2patool --info command. (#1190)

0.19.0

17 June 2025

Added

Update Validation for 2.2 spec compliance (#1144)

Documented

Doc cleanup (#1143)

0.18.0

27 May 2025

Added

Make OpenSSL a default feature (#1118)

Fixed

Remove use of workspace versioning for the moment (#1136)
Add CAWG support for fragmented BMFF (#1114)

Other

Remove unreleased changes to c2patool
Integrates prebuilt library release workflow (#1126)

0.17.0

16 May 2025

Added

[breaking] Merge CAWG identity SDK into main C2PA crate (#1089)

Documented

Replace old c2patool release notes with CHANGELOG (#1063)

0.16.6

14 May 2025

Documented

Replace old c2patool release notes with CHANGELOG (#1063)

0.16.5

25 April 2025

Fixed

Enable post_validate_async for WASI (#1052)

0.16.4

16 April 2025

Documented

Remove instructions to install c2patool using binstall (#1038)

Fixed

Dynamic assertions should be gathered assertions (#1005)

0.16.3

07 April 2025

Fixed

Adjust dependencies to avoid security warnings and yanked versions (#1031)

0.16.2

04 April 2025

Fixed

Update openssl to address a recently-announced vulnerability (#1024)

0.16.1

26 March 2025

Update to latest c2pa-crypto crate

0.15.0

18 March 2025

Added

Adds reader.post_validate method for CAWG validation support (#976)
Add WASI to c2patool (#945)

Fixed

Remove circular dependency between C2PA and CAWG crates (#982)

Updated dependencies

Bump env_logger from 0.11.6 to 0.11.7 (#963)

0.13.3

11 February 2025

Fixed

Trigger a release of c2patool to pick up latest c2pa-rs changes

0.13.1

31 January 2025

Fixed

Trigger a release of c2patool to pick up latest c2pa-rs changes (#895)

0.13.0

29 January 2025

Added

Claim v2 (#707)

0.12.0

22 January 2025

Added

Change the definition of Signer.raw_signer() to return an Option defaulting to None (#869)

0.11.1

18 January 2025

Fixed

Upload a distinct SBOM per platform (#856)

0.11.0

16 January 2025

Added

Move COSE signing into c2pa_crypto crate (#807)

Documented

Post move cleanup (#778)

Fixed

Fix: Obscure glob error message for missing files

0.10.2

12 December 2024

Fixed

No-op change to trigger new c2patool build
Update makefile for c2patool's new location in c2pa-rs workspace

0.10.1

12 December 2024

Fixed

No-op change to trigger new c2patool release

0.10.0

12 December 2024

Added

Updates c2patool to use only the new Builder/Reader API (contentauth/c2patool#297)

Documented

Update Contributing guide, misc minor edits (contentauth/c2patool#296)

Fixed

Compile c2pa-crypto with cargo check (#768)

Other

Move c2patool source code into c2pa-rs repo (#723)
Move profile settings to workspace Cargo.toml
Enlarged description of c2pa command-line behavior (contentauth/c2patool#285)

0.9.12

18 October 2024

fix: Update c2pa-rs for RegionOfInterest support. (contentauth/c2patool#269)
Fix broken link that was causing os site workflow to fail (contentauth/c2patool#266)
Bump codecov/codecov-action from 3 to 4 (contentauth/c2patool#242)
chore: Run all CI jobs when user is dependabot[bot]
chore: Debug CI again
chore: Format for consistency with c2pa-rs CI workflow (contentauth/c2patool#265)
chore: Don't skip CI jobs for non-pull-request events
chore: Retry debug
chore: Debug action context
chore: Skip CodeCov upload for non-member PRs (contentauth/c2patool#263)
Bump EmbarkStudios/cargo-deny-action from 1 to 2 (contentauth/c2patool#245)
chore: Adjust conditions for running CI jobs (contentauth/c2patool#261)

0.9.11

16 October 2024

Merge hardening bug fixes (contentauth/c2patool#260)

0.9.10

07 October 2024

Update c2ptool to use latest c2pa-rs (contentauth/c2patool#258)

0.9.9

17 September 2024

Pull in latest bug fixes (contentauth/c2patool#237)
Document fragment subcommand (contentauth/c2patool#236)
Switch back to using pull_request instead of pull_request_target trigger
Bump actions/checkout from 3 to 4 (contentauth/c2patool#243)
Remove no-longer-maintained clippy-check action (contentauth/c2patool#238)

0.9.8

30 August 2024

Initial fragment support (contentauth/c2patool#230)
Add warning about accessing a private key directly (contentauth/c2patool#218)

0.9.7

15 August 2024

Update to latest c2pa SDK (contentauth/c2patool#222)
Remove rust toolchain version lock (contentauth/c2patool#221)
Update security guidance to link to SECURITY.md (contentauth/c2patool#217)

0.9.6

30 July 2024

Pull latest c2pa-rs bug fixes into c2patool (contentauth/c2patool#212)
only run tests/clippy if labeled (contentauth/c2patool#205)
Bump env_logger from 0.10.2 to 0.11.4 (contentauth/c2patool#204)
Updates cargo packages and cargo.deny file. (contentauth/c2patool#200)

0.9.5

18 July 2024

Update to lastest c2pa-rs (contentauth/c2patool#197)
added security.md (contentauth/c2patool#196)

0.9.4

25 June 2024

Update c2patool (contentauth/c2patool#190)
Match c2pa-rs minimum toolchain version and test in CI (contentauth/c2patool#188)
Document how to specify an icon (contentauth/c2patool#182)

0.9.3

29 May 2024

Remove binary modules (contentauth/c2patool#179)

0.9.2

24 May 2024

Remove integration tests for now due to extraneous binaries (contentauth/c2patool#178)

0.9.1

22 May 2024

Add better support for cargo-binstall (contentauth/c2patool#177)

0.9.0

07 May 2024

Integrate with c2pa-rs 0.32.0, various test case fixes. (contentauth/c2patool#175)
Add HTTP source option for trust config (contentauth/c2patool#174)

0.8.2

28 March 2024

fixed c2patool asset name (contentauth/c2patool#171)

0.8.1

25 March 2024

use c2pa-rs 0.31.1 for actions.changes support (contentauth/c2patool#170)

0.8.0

20 March 2024

allow clients to sign with a process outside of c2patool (contentauth/c2patool#169)
Add trust and verification options to c2pa_tool (contentauth/c2patool#168)
adds version to c2patool artifact names (contentauth/c2patool#158)

0.7.0

22 November 2023

updates to c2pa-rs v0.28.2 (contentauth/c2patool#153)
Update to c2pa-rs 0.28.1

0.6.2

05 October 2023

update to c2pa 0.27.1 (contentauth/c2patool#146)
Merge branch 'main' of https://github.com/contentauth/c2patool
Add Do not train example
Upgrade to c2pa-rs 0.26.0 (contentauth/c2patool#143)
Fix issue with docusaurus styling and fix broken links (contentauth/c2patool#138)
Updates to c2pa-rs 0.25.1 (contentauth/c2patool#128)
Fix windows release (contentauth/c2patool#132)

0.6.1

24 July 2023

use compress-archive instead of tar (contentauth/c2patool#130)

0.6.0

22 June 2023

update to c2pa-rs 0.24.0 (contentauth/c2patool#127)

0.5.4

13 June 2023

integrate c2pa 23.0 bump version (contentauth/c2patool#126)
Merge branch 'main' of https://github.com/contentauth/c2patool
c2pa-rs 23.0 + updated test
Update README.md (contentauth/c2patool#124)

0.5.3

04 May 2023

Parent Ingredient JSON (contentauth/c2patool#123)

0.5.2

19 April 2023

Ingredient thumbnails, extension cleanup, toolkit update (contentauth/c2patool#120)

0.5.1

10 April 2023

Update README.md (contentauth/c2patool#118)
Update expired sample certs (contentauth/c2patool#113)

0.5.0

28 March 2023

New ingredient support and c2pa file formats (contentauth/c2patool#111)
Leverage new Manifest & Ingredient, add Ingredient creation. (contentauth/c2patool#107)

0.4.0

01 March 2023

Add --certs and --tree options (contentauth/c2patool#106)
update to cp2pa 0.17.0 (contentauth/c2patool#105)
Update for Clippy in Rust 1.67 (contentauth/c2patool#101)

0.3.9

06 December 2022

update to c2pa-rs 0.16.0
allows clients to output manifest report to specified directory (contentauth/c2patool#91)

0.3.8

09 November 2022

Bump c2pa from 0.13.2 to 0.15.0 (contentauth/c2patool#87)
Build infrastructure improvements (contentauth/c2patool#85)
Fix new Clippy warning in Rust 1.65 (contentauth/c2patool#84)
Readme updates (contentauth/c2patool#62)

0.3.7

22 September 2022

Treat a source asset with a manifest store as a default parent (contentauth/c2patool#76)
Fetch remote manifests for --info (contentauth/c2patool#75)

0.3.6

16 September 2022

Update Cargo.lock when publishing crate (contentauth/c2patool#71)
[IGNORE] update readme --info (contentauth/c2patool#70)
Update Cargo.lock to 0.3.5

0.3.5

15 September 2022

Upgrade cpufeatures to non-yanked version (contentauth/c2patool#68)
Add --info option (contentauth/c2patool#65)
Updated publish workflow to upload binaries to GitHub (contentauth/c2patool#58)
Fix Make release script & update readme (contentauth/c2patool#55)
(Some version history omitted as we worked on some release process issues)

0.3.0

18 August 2022

Rework c2patool parameters (contentauth/c2patool#53)
Update to 0.11.0 c2pa-rs (contentauth/c2patool#38)
Remove Homebrew, Git installation methods, and add "update" wording (contentauth/c2patool#33)

0.2.1

29 June 2022

Add BMFF support for video & etc (contentauth/c2patool#25)

0.2.0

28 June 2022

Upgrade to c2pa Rust SDK version 0.6.0 (contentauth/c2patool#24)
Fix an error in the README documentation (contentauth/c2patool#23)
Display help if there are no arguments on the command line (contentauth/c2patool#21)
Bump anyhow from 1.0.57 to 1.0.58 (contentauth/c2patool#17)
Updates examples to use ta_url instead of ta (contentauth/c2patool#15)

0.1.3

17 June 2022

Update to latest c2pa Rust SDK (contentauth/c2patool#12)
Add built-in default certs to make getting started easier (contentauth/c2patool#9)

0.1.2

10 June 2022

Update crate's description field

0.1.1

10 June 2022

Initial public release

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