Federated Authentication – Performance and One Time passwords

8 בפברואר 2007

It is quite common for large distributed application to ask the questions:"Should all services perform user authentication?""Can we afford this in terms of performance?" Well usually, we can not afford to repeatedly authenticate. Services are autonomous ! We all know that this is of the most important tenets of SOA. Business activities are rarely implemented in one service only.Business activities are composed of several services working together.The services are autonomous, they can "grow" and can switch technologies but never the less they are linked and dependent business wise. Around this link we can draw a line and call it: The business domain line.We should ask "What kind of authentication...
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