contentauth · crandmck · Mar 26, 2026 · Mar 23, 2026 · Mar 23, 2026 · Mar 26, 2026
diff --git a/README.md b/README.md
@@ -2,7 +2,7 @@
 
 [![Tests](https://github.com/contentauth/c2pa-ios/actions/workflows/test.yml/badge.svg)](https://github.com/contentauth/c2pa-ios/actions/workflows/test.yml)
 
-This project provides iOS bindings to the Content Authenticity Initiative [C2PA](https://c2pa.org/) libraries. It wraps [c2pa-rs Rust library](https://github.com/contentauth/c2pa-rs) using its C API bindings.
+This project provides iOS bindings to the [Content Authenticity Initiative SDK](https://opensource.contentauthenticity.org/docs/). It wraps [c2pa-rs Rust library](https://github.com/contentauth/c2pa-rs) using its C API bindings.
 
 ## Overview
 
@@ -15,9 +15,12 @@ C2PA iOS offers:
 - Comprehensive test suite with example application
 - Hardware-backed signing with Secure Enclave (iOS devices)
 
-NOTE: This project officially supports only iOS, even though it may run on other platforms that support Swift.
+> [!NOTE] 
+> This project officially supports only iOS, even though it may run on other platforms that support Swift.
 
-## Repository Structure
+For information on contributing to the project, see [Project contributions](https://github.com/contentauth/c2pa-ios/tree/main/docs/project-contributions.md).
+
+## Repository structure
 
 ```
 c2pa-ios/
@@ -49,9 +52,9 @@ c2pa-ios/
 - Xcode Command Line Tools
 - Make
 
-## Quick Start
+## Quick start
 
-### Building the Library
+### Building the library
 
 ```bash
 # Build the complete library with XCFramework
@@ -70,7 +73,7 @@ make test-library
 make coverage
 ```
 
-### Running Applications
+### Running applications
 
 ```bash
 # Run the test app in iOS Simulator
@@ -83,7 +86,7 @@ make run-example-app
 make workspace-build
 ```
 
-### Working with the Signing Server
+### Working with the signing server
 
 ```bash
 # Start the local signing server
@@ -101,7 +104,7 @@ make tests-with-server
 
 ## Installation
 
-### Swift Package Manager
+### Swift package manager
 
 You can add C2PA iOS as a Swift Package Manager dependency:
 
@@ -122,7 +125,7 @@ targets: [
 ]
 ```
 
-### Local Development
+### Local development
 
 For local development without using a released version:
 
@@ -132,7 +135,7 @@ For local development without using a released version:
 
 ## Usage
 
-### Basic File Operations
+### Basic file operations
 
 ```swift
 import C2PA
@@ -169,7 +172,7 @@ try C2PA.signFile(
 )
 ```
 
-### Stream-Based APIs
+### Stream-based APIs
 
 ```swift
 // Create stream from data
@@ -195,36 +198,7 @@ let manifestData = try builder.sign(
 )
 ```
 
-## Building from Source
-
-1. Clone this repository:
-
-   ```bash
-   git clone https://github.com/contentauth/c2pa-ios.git
-   cd c2pa-ios
-   ```
-
-2. Build the iOS framework:
-
-   ```bash
-   # Build library framework
-   make library
-
-   # Or build entire workspace
-   make workspace-build
-   ```
-
-3. Run tests:
-
-   ```bash
-   # Run all tests
-   make test
-
-   # Run with coverage
-   make coverage
-   ```
-
-## Makefile Targets
+## Makefile targets
 
 The project includes a comprehensive Makefile with various targets:
 
@@ -245,23 +219,7 @@ The project includes a comprehensive Makefile with various targets:
 - `lint` - Run SwiftLint on the codebase
 - `help` - Show all available targets
 
-## Test App
-
-The app includes comprehensive tests covering all major C2PA operations. Run the app and tap "Run All Tests" to see the library in action.
-
-- **C2PA Library Version** - Display current library version
-- **Error Handling** - Proper error handling for invalid files
-- **Reading C2PA Data** - Extract manifest data from signed images
-- **Stream APIs** - Demonstrate flexible stream-based operations
-- **Builder APIs** - Sign images with custom manifest data
-- **No-Embed Manifests** - Create cloud/sidecar manifests
-- **Resource Management** - Add and extract resources (thumbnails, etc.)
-- **Ingredient Support** - Handle ingredient relationships
-- **Archive Operations** - Work with C2PA archives
-- **Custom Signers** - Implement callback-based signing
-- **Hardware Signing** - Use Secure Enclave for signing (iOS devices)
-
-## Test Signing Server
+## Test signing server
 
 For testing certificate enrollment and C2PA signing, a Swift-based signing server is included:
 
@@ -286,4 +244,4 @@ The server runs on `http://localhost:8080` and provides:
 
 ## License
 
-This project is licensed under the Apache License, Version 2.0 and MIT - see the LICENSE-APACHE and LICENSE-MIT files for details.
+This project is licensed under the Apache License, Version 2.0 and MIT License. See the [LICENSE-APACHE](https://github.com/contentauth/c2pa-ios/blob/main/LICENSE-APACHE) and [LICENSE-MIT](https://github.com/contentauth/c2pa-ios/blob/main/LICENSE-MIT) files for details.
diff --git a/docs/project-contributions.md b/docs/project-contributions.md
@@ -0,0 +1,49 @@
+# Contributing to the project 
+
+The information in this page is primarily for those who wish to contribute to the c2pa-ios project itself, rather than those who simply wish to use it in an application.  For general contribution guidelines, see [CONTRIBUTING](../CONTRIBUTING.md).
+
+## Building from Source
+
+1. Clone this repository:
+
+   ```bash
+   git clone https://github.com/contentauth/c2pa-ios.git
+   cd c2pa-ios
+   ```
+
+2. Build the iOS framework:
+
+   ```bash
+   # Build library framework
+   make library
+
+   # Or build entire workspace
+   make workspace-build
+   ```
+
+3. Run tests:
+
+   ```bash
+   # Run all tests
+   make test
+
+   # Run with coverage
+   make coverage
+   ```
+
+## Test App
+
+The app includes comprehensive tests covering all major C2PA operations. Run the app and tap "Run All Tests" to see the library in action.
+
+- **C2PA Library Version** - Display current library version
+- **Error Handling** - Proper error handling for invalid files
+- **Reading C2PA Data** - Extract manifest data from signed images
+- **Stream APIs** - Demonstrate flexible stream-based operations
+- **Builder APIs** - Sign images with custom manifest data
+- **No-Embed Manifests** - Create cloud/sidecar manifests
+- **Resource Management** - Add and extract resources (thumbnails, etc.)
+- **Ingredient Support** - Handle ingredient relationships
+- **Archive Operations** - Work with C2PA archives
+- **Custom Signers** - Implement callback-based signing
+- **Hardware Signing** - Use Secure Enclave for signing (iOS devices)
+