January 2016
Intermediate to advanced
384 pages
8h 6m
English
book
Building Telephony Systems with OpenSIPS - Second Edition
by Flavio E. Goncalves, Flavio E Goncalves, Bogdan-Andrei Iancu
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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. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.