# Changelog
All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## [0.4.0] - 2026-09-10
### Added
- **Protocol Divergence Localization** - New feature to find WHERE in a network path different protocols start behaving differently
- Run ICMP, TCP, and UDP traceroutes in parallel
- Compare results at each hop to detect divergence
- Identify the first hop where protocols fail differently
- Calculate per-hop agreement scores
- New CLI command: `multiprobe divergence <target>`
- Useful for diagnosing firewall rules, middlebox interference, or protocol-specific filtering
### Changed
- Updated crate description to highlight Protocol Divergence Localization
## [0.3.1] - 2026-09-10
### Fixed
- Removed non-essential files from crate package
## [0.3.0] - 2026-09-10
### Added
- **Bidirectional Path Probing** - Detect forward/reverse path asymmetry
- Server mode: `multiprobe server`
- Client mode: `multiprobe bidirectional <target>`
- Measures latency, jitter, and loss in both directions
- Calculates asymmetry score
- **CLI Binary** - Full-featured command-line tool
- All features accessible via subcommands
- Tab completion support
## [0.2.0] - 2026-09-09
### Added
- Paris Traceroute implementation
- TLS handshake analysis
- Latency statistics (min/max/mean/p95/p99)
- Path MTU discovery
- Bufferbloat detection
- Protocol Differential Score
## [0.1.0] - 2026-09-09
### Added
- Initial release
- TCP, UDP, ICMP probes
- Basic traceroute
- Multi-protocol probing
- Path classification