December 2002
Intermediate to advanced
1050 pages
24h 49m
English
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Introduction
Though Java has always had strong system-level security, it lacked an API for authentication of users (verifying that a user is who he or she claims to be) and authorization of users (verifying that a user is allowed to perform a specific operation). The Java Authentication and Authorization Service (JAAS) provides a security API for the Java language that, as the name implies, provides classes and interfaces that can be used to provide authorization and authentication services.
As applications change over time, the security components of the application must also change. An application could start as a character-based application with no user interface, and then later be developed with a GUI component for user interaction. JAAS ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.