InterceptSuite Standard 1.2.0

MITM proxy for TCP/TLS/DTLS/UDP traffic, with STARTTLS, IoT, Thick Client and more.

Download for Windows

About InterceptSuite Standard

InterceptSuite is a cross-platform network traffic interception tool for TCP, UDP, DTLS, and TLS protocols. Operating at the transport layer, it provides comprehensive visibility into encrypted traffic from IoT devices, thick clients, databases, gaming applications, and custom protocols.
Key Capabilities
- Any Protocol - Intercepts traffic from any TCP/UDP/TLS/DTLS application
- IoT & Embedded Devices - Perfect for analyzing IoT device TCP/UDP communications
- Custom Protocols - Works with thick clients, games, and proprietary protocols
- Python Extensions - Add custom protocol dissection capabilities
- Cross-Platform - Native support for Windows, Linux, and macOS

What's new in 1.2.0

🚀 InterceptSuite v1.2.0
🆕 New Features
- Upstream Proxy Support — You can now chain InterceptSuite with another SOCKS5/HTTP proxy for advanced routing setups.
- DTLS MITM (Pro Version) — The Pro version now supports full DTLS interception and decryption for UDP-based protocols.
⚠️ HTTP/3 support is still pending and will be added in an upcoming release.
🛠️ Fixes
- Fixed intercepted data stuck issue caused by packet ID collision (#11).
- Improved GUI performance — faster interface loading and smoother user interactions.
💼 Pro Improvements
- Manual License Activation — Pro users can now activate InterceptSuite offline.

💬 Feedback & Support
Encountered a bug or have a feature request?
Open an issue here → Issues Page

Full release notes »

Technical details

PublisherInterceptSuite
AuthorSourav Kalal
Version1.2.0
Release date2025-11-09
LicenseAGPL-3.0
Installer typenullsoft
Architecturex64
Package IDInterceptSuite.InterceptSuite.Standard
Install scopeCurrent user

Install InterceptSuite Standard from the command line

Install with Windows Package Manager
winget install --id=InterceptSuite.InterceptSuite.Standard -e
Update to the latest version
winget upgrade --id=InterceptSuite.InterceptSuite.Standard -e
Uninstall
winget uninstall --id=InterceptSuite.InterceptSuite.Standard -e
Silent install with the offline installer
"InterceptSuite-Standard-1.2.0-x64-Setup.exe" /S

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Frequently asked questions

Is InterceptSuite Standard free?

Yes. InterceptSuite Standard is free and open-source software released under the AGPL-3.0 license.

What is the latest version of InterceptSuite Standard?

The latest version is 1.2.0, released on Nov 9, 2025.

Is it safe to download InterceptSuite Standard?

The download button links to the official installer published on github.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with e7891897cafe38b3b08b602ebdeeaf0c23a7e4c90a533b3870d4858774ea1f33.

Which Windows versions does InterceptSuite Standard support?

InterceptSuite Standard runs on Windows and is available for 64-bit (x64) systems.

How do I install InterceptSuite Standard silently?

Run the offline installer with "InterceptSuite-Standard-1.2.0-x64-Setup.exe" /S, or install it with Windows Package Manager: winget install --id=InterceptSuite.InterceptSuite.Standard -e --silent.

How do I uninstall InterceptSuite Standard?

Open Settings › Apps › Installed apps, find InterceptSuite Standard and select Uninstall. From the command line, run winget uninstall --id=InterceptSuite.InterceptSuite.Standard -e.