Here are my slides from my two talks at PHP 2011 tek conference in Chicago, IL.  Slide PDFs and any demo code are on GitHub.  Recap to follow!

Of (PHP) Sessions, Cookies, and Authentication

Do you know the difference between the PHP config directives session.gc_maxlifetime and session.cookie_lifetime? Have you wrestled with implementing a “Remember Me” button on your login page? Learn how popular sites, such as Twitter and Facebook, keep you logged in (apparently) forever and the security risks of such methods.

PHP Cookies, Sessions and Authentication

Who’s Using Your Software?

Software is only successful if someone can use it. Good developers need to do more than just follow specifications, they need to visualize the people who will use it and understand what they need. Get to know your users and the questions you need to ask to make your implementation a success on all fronts.

Who’s Using Your Software