5.5.2 Application of single sign-on to existing application user management

The conditions listed in the following table must be met to apply integrated user management single sign-on when the existing application has already performed user management.

Table 5‒10: Necessary conditions to apply integrated user management single sign-on

Presence of LoginModule	Condition 1	Condition 2	Applicability	Method
Yes	Can be modified.	n/a	O	Use sharedState to pass authentication information.
	Cannot be modified.	Authentication information can be passed by using sharedState.	O	Modify jaas.conf (the JAAS configuration file) for the single sign-on library.
		Authentication information cannot be passed by using sharedState.	X	n/a
No	The login API is available.	n/a	O	Create a login module.
	The login API is not available.	n/a	X	n/a

Among the Cosminexus standard login modules, WebPasswordLoginModule, WebCertificateLoginModule, WebPasswordLDAPLoginModule, and WebPasswordJDBCLoginModule (login modules that authenticate users) support single sign-on.

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