contentauth/c2pa-rs
Dec 2024 – Mar 2025
4 Months active
Languages Used
RustMakeShellMarkdown
Technical Skills
Bug FixingError HandlingFile HandlingImage ProcessingInteger Overflow PreventionJPEG
Colin D Murphy
PROFILE
Colin D Murphy
Worked on the contentauth/c2pa-rs repository, delivering seven features and five bug fixes over four months focused on backend development, image processing, and cryptography. Enhanced system robustness by implementing integer overflow and underflow protections for TIFF, JPEG, and SVG handling, and improved test coverage to ensure data integrity. Modernized dependency management by upgrading XML and cryptography libraries, consolidated crypto backends, and enabled native Rust digital signatures. Expanded platform compatibility through WASI and Wasm32 support, including multi-threaded usage and CI integration. Used Rust, Shell, and Make to streamline build systems, improve documentation, and support secure, maintainable SDK development and system integration.
Overall Statistics
Feature vs Bugs
58%Features
Repository Contributions
15Total
Bugs
5
Commits
15
Features
7
Lines of code
2,889
Activity Months4
Your Network
28 peopleShared Repositories
28
Andrew HalleMember
Brad HardsMember
CAI Open Source BuildsMember
Colin WoodburyMember
Colin D MurphyMember
Rand McKinneyMember
Darren ClarkeMember
David CondreyMember
Daniel CadenasMember
Work History
March 2025
3 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for contentauth/c2pa-rs: Delivered key WASM/WASI integration enhancements and multi-threading readiness. Implemented WASI support for the CAWG example and documented WASM build/testing requirements (clang version, environment variables) while clarifying non-WASI targets. Enabled cross-thread usage by adding a Sync bound to AsyncDynamicAssertion to support the V24 Node SDK. These initiatives improve platform compatibility, testing reproducibility, and safe multi-threaded usage for dynamic assertions.
3 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for contentauth/c2pa-rs: Delivered key WASM/WASI integration enhancements and multi-threading readiness. Implemented WASI support for the CAWG example and documented WASM build/testing requirements (clang version, environment variables) while clarifying non-WASI targets. Enabled cross-thread usage by adding a Sync bound to AsyncDynamicAssertion to support the V24 Node SDK. These initiatives improve platform compatibility, testing reproducibility, and safe multi-threaded usage for dynamic assertions.
March 2025
February 2025
4 Commits • 3 Features
Feb 1, 2025February 2025: Delivered cross-crate Wasm32/WASI support, expanded native cryptography capabilities, and streamlined crypto backend, while stabilizing Wasm tooling on macOS for Apple Silicon. The changes enhance target deployment options, improve security tooling, and reduce maintenance across builds and CI.
February 2025
4 Commits • 3 Features
Feb 1, 2025February 2025: Delivered cross-crate Wasm32/WASI support, expanded native cryptography capabilities, and streamlined crypto backend, while stabilizing Wasm tooling on macOS for Apple Silicon. The changes enhance target deployment options, improve security tooling, and reduce maintenance across builds and CI.
January 2025
4 Commits • 2 Features
Jan 1, 2025January 2025 | contentauth/c2pa-rs focused on reliability, scope alignment, and dependency modernization, delivering measurable improvements in robustness, test coverage, and performance. Key outcomes include targeted fixes and thoughtful de-scoping of features to improve maintainability and predictability for customers and partners.
4 Commits • 2 Features
Jan 1, 2025January 2025 | contentauth/c2pa-rs focused on reliability, scope alignment, and dependency modernization, delivering measurable improvements in robustness, test coverage, and performance. Key outcomes include targeted fixes and thoughtful de-scoping of features to improve maintainability and predictability for customers and partners.
January 2025
December 2024
4 Commits
Dec 1, 2024Month: 2024-12 — Contentauth/c2pa-rs: Delivered robustness and safety improvements focusing on overflow/underflow protection, boundary checks, and test coverage across TIFF, JPEG CAI handling, and SVG processing. These changes increase stability and data integrity in production workloads.
December 2024
4 Commits
Dec 1, 2024Month: 2024-12 — Contentauth/c2pa-rs: Delivered robustness and safety improvements focusing on overflow/underflow protection, boundary checks, and test coverage across TIFF, JPEG CAI handling, and SVG processing. These changes increase stability and data integrity in production workloads.
Activity
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Quality Metrics
Correctness94.8%
Maintainability90.6%
Architecture86.6%
Performance86.8%
AI Usage20.0%
Skills & Technologies
Programming Languages
MakeMarkdownRustShell
Technical Skills
Asynchronous ProgrammingBackend DevelopmentBug FixingBuild System ManagementBuild SystemsCI/CDConcurrencyCryptographyDependency ManagementDigital SignaturesDocumentationError HandlingFeature Flag ManagementFile Format HandlingFile Handling
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline