What is JAAS api?

Introduction. The Java Authentication and Authorization Service (JAAS) was introduced as an optional package (extension) to the Java 2 SDK, Standard Edition (J2SDK), v 1.3. for authorization of users to ensure they have the access control rights (permissions) required to do the actions performed.

How JAAS Authentication works?

JAAS authentication is performed in a pluggable fashion, so applications can remain independent from underlying authentication technologies. A system administrator determines the authentication technologies, or LoginModules, to be used for each application and configures them in a login Configuration.

What is JAAS security?

Java Authentication And Authorization Service (JAAS) is a Java SE low-level security framework that augments the security model from code-based security to user-based security. We can use JAAS for two purposes: Authentication: Identifying the entity that is currently running the code.

What is JAAS in Java?

Java Authentication and Authorization Service, or JAAS, pronounced “Jazz”, is the Java implementation of the standard Pluggable Authentication Module (PAM) information security framework. JAAS was introduced as an extension library to the Java Platform, Standard Edition 1.3 and was integrated in version 1.4.

How does JAAS use the configuration service provider?

JAAS uses the Configuration service provider to load LoginModule s at runtime. By default, it provides and uses the ConfigFile implementation where LoginModule s are configured through a login file. For example, here is the content of the file used for our LoginModule:

What is the JAAS framework for Java security?

JAAS provides a framework that augments the Java security architecture with such support. JAAS authentication is performed in a pluggable fashion. This permits applications to remain independent from underlying authentication technologies.

When to use refreshable authentication in JAAS?

Refreshable might be useful if a credential has only a limited timespan in which it is valid. Form authentication is another commonly used part of JAAS. In this process the user is typically presented with a web page containing a form asking for a username and password.

Who is the ” subject ” of a JAAS request?

To authorize access to resources, applications first need to authenticate the source of the request. The JAAS framework defines the term subject to represent the source of a request. A subject may be any entity, such as a person or a service.