Fully revised and updated with the latest data from the field, 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 an industry expert, this book provides a comprehensive explanation of network security basics, including how hackers access online networks and the use of Firewalls and VPNs to provide security countermeasures. Using examples and exercises, this book incorporates hands-on activities to prepare the reader to disarm threats and prepare for emerging technologies and future attacks.Key Features:-Introduces the basics of network security—exploring the details of firewall security and how VPNs operate-Illustrates how to plan proper network security to combat hackers and outside threats-Discusses firewall configuration and deployment and managing firewall security-Identifies how to secure local and internet communications with a VPNInstructor Materials for Network Security, Firewalls, VPNs include: PowerPoint Lecture Slides Exam Questions Case ScenariosHandouts About the SeriesThis book is part of the Information Systems Security and Assurance Series from Jones and Bartlett Learning.