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Pluggable Authentication
For each aspect of each service using modules, you can define the behavior, or rule to apply based upon the response of the module.
- requisite - The module is required to be run and if it returns a false value, do not process anymore modules for that aspect of service.
- required - The module is required. If the module fails, the rest of applicable modules for that aspect of service will still be done (if required).
- sufficient - If the module returns successfully, then no other modules for that aspect of service are processed.
- optional - The module is processes by has no bearing on the overall success or failure of that aspect of service.