Page History

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1. The Grid Client requests a service at the Grid SP.
2. The Grid SP authenticates the Client and queries the Attribute Authority (AA) at the !IdP.
3. The AA returns an attribute assertion to the Grid SP.
4. The Grid SP parses the attribute assertion, performs the requested service, and returns a response to the Grid Client.

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Description

Step 1 is the beginning of a normal grid request/response cycle. At step 1, the Grid Client presents an ordinary X.509 proxy certificate to the Grid SP. (See the Issues section, however.)

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Security and Privacy Considerations

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