O'Reilly logo

Building Telephony Systems with OpenSIPS - Second Edition by Bogdan-Andrei Iancu, Flavio E. Goncalves

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 13. OpenSIPS Security

Security is one of the most important features for a SIP provider. OpenSIPS has an extensive list of features to help you prevent all types of attacks. The most relevant issues related to security are toll fraud, denial of service, and privacy violation through eavesdropping. Toll fraud is the unauthorized use of your telecommunication structure to make calls. Often, hackers make these calls to premium rate numbers paying a rebate. A toll fraud can easily go to hundreds of thousands of dollars in losses in a single month. The second most relevant issue is Denial of Service (DOS) or Distributed Denial of Service (DDOS). A DOS/DDOS can bring your SIP server down to its knees, interrupting services to your customers. ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required