> Hi, I'm totally confused with Glassfish's term Realm.
> I know the purpose of LoginModule and how to
> implement it, but what is Realm and why do we need
> it?
I think the realm specifies the credential source. Ie. if it's an LDAP directory, then what server is it on, etc.; or if it's a database, what table should it look in. Whereas the login module is how the application interacts with the user to collect the credentials.
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