Abhishek Singh

Changing Scenario of Business and E-Commerce Trends and Issues examines various aspects of business and e-commerce including an extensive historical overview and related issues. It includes definitions of evolution of E-Commerce, Globalization, challenges and changes, Global Business Management and Information Technology, U-commerce. Provides the reader with insights into the development of its history, so as to understand the role of e-commerce in this changing market scenario. As this is the changing phase in marketing world, there are lot of trends and issues taking place and are discussed in detail.

A firewall is as good as its policies and the security of its VPN connections. The latest generation of firewalls offers a dizzying array of powerful options; they key to success is to write concise policies that provide the appropriate level of access while maximizing security. This book covers the leading firewall products: Cisco PIX, Check Point NGX, Microsoft ISA Server, Juniper’s NetScreen Firewall, and SonicWall. It describes in plain English what features can be controlled by a policy, and walks the reader through the steps for writing the policy to fit the objective. Because of their vulnerability and their complexity, VPN policies are covered in more depth with numerous tips for troubleshooting remote connections.