The Aquarium, 5 February 2015
(Excerpt)
Not to worry - in that case you are looking at creating a custom JAAS based authentication module, configuring it with GlassFish and using it as a Java EE security realm instead of using one of the built-in choices. It's really not as scary as it sounds - Lee Chuk Munn from the Advanced Technology Applications Practice for the National University of Singapore, Institute of Systems Science shows us exactly how to do it, step-by-step.
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