Guosheng Huang

User authentication and access control are important security measures for most Java applications, especially J2EE applications. The Java Authentication and Authorization Service (JAAS), the core API of J2SE 1.4 and 1.5, represents the new security standard. It provides a pluggable and flexible framework that allows developers to incorporate different security mechanisms and various security sources. With the upcoming release of J2SE 1.5, which includes a lot of enhancements to cryptography, XML security, Public Key Infrastructure (PKI), Kerberos, and the federating identity, the JAAS will play a more important role in J2EE security implementations. Overview of JAAS Authentication Authentication is the process of verifying that a user has the right to use identities established by the enterprise user registry. The authentication mechanism of JAAS is built on a set o... (more)