PART OF THE NEW JONES & BARTLETT LEARNING INFORMATION SYSTEMS SECURITY & ASSURANCE SERIES Network Security, Firewalls, and VPNs , Third Edition provides a unique, in-depth look at the major business challenges and threats that are introduced when an organization's network is connected to the public Internet.
Written by industry experts, this book provides a comprehensive explanation of network security basics, including how hackers access online networks and the use of Firewalls .