xomniseal 2.1.11

A Dart library for concealing and revealing data in various file formats

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

2.1.1 - 2026-02-19

Added

• API parity across Python, Rust, Dart, and C++ SDKs.
• Unified support for File-path, Bytes, and Base64 API tiers.
• Explicit support coverage for DOCX, PPTX, and XLSX formats.

Changed

• Verify behavior aligned to return not_sealed for unsealed files.
• Test coverage expanded for roundtrip conceal/reveal/verify/remove flows.

0.1.0 - 2024-03-19

Added

• Initial release of Xomniseal SDK
• Support for DOCX, XLSX, and PPTX file formats
• Core operations:
  • Conceal data in documents
  • Reveal hidden data
  • Verify document integrity
  • Remove hidden data
• Security features:
  • AES-GCM encryption
  • SHA-256 password hashing
  • Secure key derivation
• Multiple language bindings:
  • Python SDK
  • Rust SDK
  • Dart/Flutter SDK
  • C++ SDK
• Comprehensive error handling
• Cross-platform support
• Documentation and examples
• Build system for all SDKs
• Test suite for each SDK
• CI/CD pipeline setup

Security

• Implemented AES-GCM encryption for data protection
• Added SHA-256 for password hashing
• Implemented secure key derivation
• Added input validation and sanitization
• Added memory-safe operations

Documentation

• Added comprehensive README
• Added API documentation
• Added examples for each SDK
• Added contributing guidelines
• Added license information
• Added changelog

Testing

• Added unit tests for all SDKs
• Added integration tests
• Added performance benchmarks
• Added security tests
• Added cross-platform tests

Build

• Added build scripts for all SDKs
• Added dependency management
• Added version control
• Added release process
• Added CI/CD configuration