作者：Thomas Porter, Michael Gough
出版日期：May 15, 2007
出版社：Syngress
页数：432
ISBN：ISBN-10: 1597491691 ISBN-13: 978-1597491693
文件格式：PDF


Book Description
Newly converged networks are vulnerable; this book details theseattacks and the defense techniques and tools to use against them!
Product Description
The Perfect Reference for the Multitasked SysAdmin
Thisis the perfect guide if VoIP engineering is not your specialty. It isthe perfect introduction to VoIP security, covering exploit tools andhow they can be used against VoIP (Voice over IP) systems. It gives thebasics of attack methodologies used against the SIP and H.323 protocolsas well as VoIP network infrastructure.
* VoIP Isn’t Just Another Data Protocol
IPtelephony uses the Internet architecture, similar to any other dataapplication. However, from a security administrator’s point of view,VoIP is different. Understand why.
* What Functionality Is Gained, Degraded, or Enhanced on a VoIP Network?
Find out the issues associated with quality of service, emergency 911 service, and the major benefits of VoIP.
* The Security Considerations of Voice Messaging
Learn about the types of security attacks you need to protect against within your voice messaging system.
* Understand the VoIP Communication Architectures
Understand what PSTN is and what it does as well as the H.323 protocol specification, and SIP Functions and features.
* The Support Protocols of VoIP Environments
Learn the services, features, and security implications of DNS, TFTP, HTTP, SNMP, DHCP, RSVP, SDP, and SKINNY.
* Securing the Whole VoIP Infrastructure
Learnabout Denial-of-Service attacks, VoIP service disruption, callhijacking and interception, H.323-specific attacks, and SIP-specificattacks.
* Authorized Access Begins with Authentication
Learn the methods of verifying both the user identity and the device identity in order to secure a VoIP network.
* Understand Skype Security
Skypedoes not log a history like other VoIP solutions; understand theimplications of conducting business over a Skype connection.
* Get the Basics of a VoIP Security Policy
Use a sample VoIP Security Policy to understand the components of a complete policy.
*Provides system administrators with hundreds of tips, tricks, andscripts to complete administration tasks more quickly and efficiently
*Short on theory, history, and technical data that ultimately is not helpful in performing their jobs
*Avoid the time drains associated with securing VoIP