Hacking Exposed VoIP: Voice Over IP Security Secrets & Solutions

Hacking Exposed VoIP: Voice Over IP Security Secrets & Solutions

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Sidestep VoIP Catastrophe the Foolproof Hacking Exposed Way qThis book illuminates how remote users can probe, sniff, and modify your phones, phone switches, and networks that offer VoIP services. Most importantly, the authors offer solutions to mitigate the risk of deploying VoIP technologies.q --Ron Gula, CTO of Tenable Network Security Block debilitating VoIP attacks by learning how to look at your network and devices through the eyes of the malicious intruder. Hacking Exposed VoIP shows you, step-by-step, how online criminals perform reconnaissance, gain access, steal data, and penetrate vulnerable systems. All hardware-specific and network-centered security issues are covered alongside detailed countermeasures, in-depth examples, and hands-on implementation techniques. Inside, you'll learn how to defend against the latest DoS, man-in-the-middle, call flooding, eavesdropping, VoIP fuzzing, signaling and audio manipulation, Voice SPAM/SPIT, and voice phishing attacks. Find out how hackers footprint, scan, enumerate, and pilfer VoIP networks and hardware Fortify Cisco, Avaya, and Asterisk systems Prevent DNS poisoning, DHCP exhaustion, and ARP table manipulation Thwart number harvesting, call pattern tracking, and conversation eavesdropping Measure and maintain VoIP network quality of service and VoIP conversation quality Stop DoS and packet flood-based attacks from disrupting SIP proxies and phones Counter REGISTER hijacking, INVITE flooding, and BYE call teardown attacks Avoid insertion/mixing of malicious audio Learn about voice SPAM/SPIT and how to prevent it Defend against voice phishing and identity theft scamsThe following text is from the IP Endpoint Installation Help for the Avaya Installation Wizard, which suggests it is a€œcustomarya€ to ... 2. The endpoint detects and displays the speed of the Ethernet interface in Mbps (that is 10 or 100) The message No Ethernet is ... The following is then displayed: DHCP: s secs, * to program Do not press * unless you want to program the IP phone manually. ... It is not hard to imagine that many deployments might Chapter 8: Avaya Communication Manageranbsp;...

Title:Hacking Exposed VoIP: Voice Over IP Security Secrets & Solutions
Author:David Endler, Mark Collier
Publisher:McGraw Hill Professional - 2006-11-28


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