by ThomasPorterCISSPCCNPCCDACCS (Author), Michael Gough (Author)
All the newly installed Voice over Internet Protocol (VoIP) phone lines and handsets are accessible via the Internet and are vulnerable to malicious attack as well as spam. This book shows how to defend against exploit tools that can be used against VoIP systems.
Format: Paperback
Pages: 432
Publisher: Syngress
Published: 28 Jun 2007
ISBN 10: 1597491691
ISBN 13: 9781597491693