WS-Attacker is a modular framework for web services penetration testing. It is a free and easy to use software solution, which provides an all-in-one security checking interface with only a few clicks.


  • Automatic XML Encryption Attacks against Web Services
  • Automatic XML Signature Wrapping attack against Web Services
  • XML-Denial-of-Service Techniques against Web Services
  • SOAPAction Spoofing and WS-Addressing Spoofing
  • Further Attacks in Development (even apart from Web Services)


    Load a WSDL and set up request parameters

    Configuration: SOAPAction Spoofing

    Attack finished

    Submitting a test request

    Attack finished

    Configuration: WS Addressing Spoofing