This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
Struts builds upon the Java Enterprise Edition, and can use declarative security as implemented by any JEE container. You can also use a third-party security API like Spring Security or roll your own (not recommended unless you want to reinvent the wheel).