Universal Radio Hacker

Universal Radio Hacker

Universal Radio Hacker (URH) is an open-source software tool for analyzing, intercepting, transmitting, and decoding signals across a wide range of radio protocols. It can be used for tasks like RF signal analysis, RF protocol analysis, RF sniffer, RF jammer, and more.
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radio protocol analysis sniffer jammer

Universal Radio Hacker (URH)s

Open-source software tool for analyzing, intercepting, transmitting, and decoding signals across various radio protocols, used for RF signal analysis, protocol analysis, RF sniffer, jammer, and more.

What is Universal Radio Hacker?

Universal Radio Hacker (URH) is a powerful cross-platform software-defined radio application that can be used for analyzing, intercepting, transmitting, and decoding signals across a wide variety of wireless devices and communication protocols. Some of the key features and capabilities of URH include:

  • Open source software with an intuitive graphical user interface
  • Support for common SDR hardware like RTL-SDR, HackRF, AirSpy, and more
  • Real-time RF signal visualization with spectrograms and constellation diagrams
  • Decoding and analysis of wireless signals like ASK/FSK/PSK/QAM with configurable protocols
  • Transmission and injection of modulated and decoded signal data
  • Signal recording and replay for further analysis
  • Signal jamming capabilities
  • Custom protocol editing and DSP scripting support
  • Advanced triggering system for capturing signals of interest
  • Command line interface and API for automation

With its extensive analysis and transmission abilities across a wide range of frequencies and protocols, URH is an indispensable tool for tasks like RF reverse engineering, SDR hobbying, RF security assessments, prototyping wireless systems, and learning about communications systems. The open-source nature also facilitates customization and community-driven development.

Universal Radio Hacker Features

Features

  1. Signal generation and transmission
  2. Signal recording and analysis
  3. Signal decoding and inspection
  4. Customizable signal filters
  5. Support for common protocols like Bluetooth, WiFi, RFID, etc
  6. Plugin architecture for extending functionality
  7. Cross-platform support (Windows, Linux, macOS)

Pricing

  • Open Source

Pros

Free and open source

Powerful feature set

Intuitive and easy to use interface

Active development community

Extensible via plugins

Works with many SDR hardware devices

Cons

Limited built-in protocol support

Steep learning curve for advanced features

No native support for some SDR hardware

Lacks some features of commercial tools


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