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Hacking VoIP by Himanshu Dwivedi

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INTRODUCTION

Hacking VoIP is a security book written primarily for VoIP administrators. The book will focus on administrators of enterprise networks that have deployed VoIP and administrators who are thinking about implementing VoIP on their network. The book assumes readers are familiar with the basics of VoIP, such as signaling and media protocols, and will dive straight into the security exposures of each of them (there is little info on how VoIP works, but rather the security concerns related to it). The book primarily focuses on enterprise issues, such as H.323, and devotes less attention to issues with small or PC-based VoIP deployments. The primary goal of this book is to show administrators the security exposures of VoIP and ways to mitigate ...

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