IBM WebSphere V5.0 Security: WebSphere Handbook Series

2.1. Security

As new business practices emerge, most enterprises are finding that their existing security infrastructure is not capable of meeting the rapidly changing and more rigorous demands of business over the Internet. The demands of network security have now gone far beyond simply managing user accounts and restricting access between internal and external networks. These demands now require a sophisticated system that allows fine-grained access control to resources, yet is manageable enough to be tailored to protect systems from many types of security threats.

Security is a fairly vast topic; everything involves security to some extent, in a certain format. There are two main areas which have to be discussed separately:

• Physical security ...