Here, in one comprehensive, soup-to-nuts book, is the solution for Internet security: modern-day cryptography. Written by a security expert with a wealth of practical experience, this book covers network and Internet security in terms that are easy to understand, using proven technology, systems, and solutions. From the client workstation to the Web host to the e-mail server, every aspect of this important topic is examined and explained. The once-daunting subject of cryptography is demystified and applied to today's security challenges. Topics include:

• Essentials of cryptography
• Networking and Internet fundamentals
• Encryption building blocks
• Virtual private networks
• Legal considerations
• Setting realistic security objectives
• Secured electronic mail
• World Wide Web transaction security
• Internet Firewalls

This book is written for people who want to move data safely across the Internet and protect corporate resources from unauthorized access. Using real-life case studies, examples, and commercially available software products, cryptography is presented as a practical solution to specific, everyday security challenges.