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IBM WebSphere V5.0 Security - CGISecurity

IBM WebSphere V5.0 Security - CGISecurity

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A sample scenario is depicted next.client01.itso.ral.ibm.comAdministration clientrunning server Web browserndsrv01.itso.ral.ibm.com<strong>WebSphere</strong> Network Deploymentrunning server dmgrappsrv01.itso.ral.ibm.com<strong>WebSphere</strong> Application Serverrunning NodeAgentrunning server1appsrv01.itso.ral.ibm.com<strong>WebSphere</strong> Application Serverrunning NodeAgentrunning server1Figure 10-63 <strong>WebSphere</strong> cell with one deployment manager and two application serversThere are differences in the runtime environment from the security and from thesystem management points of view when you federate your application serversunder one cell, managed by a Network Deployment manager.►►►The administrator application disappears and is uninstalled from theindividual nodes. All the management takes place from the NetworkDeployment manager, providing one single access point for administration.The embedded JMS servers are detached from the application servers. Whilethe embedded JMS server depends on the application server when running abase application server, in a federated cell, the embedded JMS server isrunning separately from the application server, and they are managedindividually.In a federated cell, only LTPA (Lightweight Third Party Authentication) isavailable as an authentication mechanism for the individual servers. The mainpoint is that SWAM (Simple <strong>WebSphere</strong> Authentication Mechanism) cannotwork anymore, because we need to pass credental information betweenservers.– CSIv2 takes care of passing credentials between EJB containers.– LTPA takes care of passing credentials between Web containers byenabling Single Sign-On for the Cell.338 <strong>IBM</strong> <strong>WebSphere</strong> <strong>V5.0</strong> <strong>Security</strong> Handbook

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