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IBM WebSphere V5.0 Security: WebSphere Handbook Series by Stephen Pipes, Rao Maheshwar, David Leigh, Floyd Langley, Piotr Kisielewicz, Paul Creswick, Derek Carpenter, Peter Kovari

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12.5. Scenario 2: Protecting Web resources

This scenario shows the different techniques to protect Web resources in WebSphere using the Tivoli Access Manager.

12.5.1. Tivoli WebSEAL

WebSEAL is Access Manager’s authentication engine. It is a multi-threaded Web server capable of applying security policy through Access Control Lists, ACLs, to URLs and servlets on junctioned Web servers within Access Manager’s protected Web object space. WebSEAL is also where Access Manager provides Single Sign-On solutions and it is an integral part of the “defense in depth” strategy when used in its role as a reverse proxy server.

A reverse proxy server is placed in front of all other presentation layers of an application and interrupts the session flow from ...

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