Microsoft Internet Security & Acceleration Server 2004
Secure, Fast and Manageable Internet Connectivity

New and improved for 2004 - download your free evaluation pack today

Microsoft Internet Security and Acceleration (ISA) Server 2004 is a next-generation application-layer firewall, VPN, and Web cache solution.

It gives you the power to maximise your existing IT investments by boosting network security and performance. That means protecting your networks from unauthorised access, inspecting traffic, and alerting you to attacks or bottlenecks in good time.

By uniquely combining enterprise firewall and high-performance web cache functions, Microsoft ISA Server 2004 delivers a common management infrastructure that reduces network complexity - and your costs.

Microsoft ISA Server 2004 is built to fit with your organisation's security and performance needs: you're free to tailor server functionality and add other software components as your requirements change.

What's New in Microsoft Internet Security and Acceleration Server 2004

Find out more about how the improved Microsoft ISA Server 2004 includes new features to make it more flexible than ever before.

Complete the online request for your Evaluation Pack

Request your evaluation kit now and see for yourself just how powerful and usable Microsoft ISA Server 2004 really is.


New and improved for 2004 - download your free evaluation pack today




A selection of white papers looking at the network security, performance, and access features of Microsoft ISA Server 2004.


Microsoft ISA Server 2004 is part of our wide-ranging, ongoing commitment to security. Microsoft has one of the most active security programmes in the industry, and regularly delivers guides, service packs, security roll up packages and security patches to help customers maintain the overall security of their systems.


Microsoft offers a wide range of events and training, from product briefings to practical and technical skills. Find an upcoming event or training session to meet your needs here.


Browse our selection of customer case studies to discover how other organisations have successfully deployed Microsoft ISA Server 2004 as part of a technical solution to their business needs.


Following deployment of Microsoft Exchange Server 2003, designer Paul Smith worked in partnership with Lynx Technology to draw out the benefits of Microsoft Internet Security & Acceleration (ISA) Server through reconfiguration. The new solution complements its security policy and has enhanced the secure flow of information for employees. Secure communications are absolutely essential in the fashion industry, and the way the server has now been configured means that the designer can ensure even more control over the information that comes in and out of the company.