YDN Tuesdays are a way to meet and hear technical presentations from Yahoo experts for free. They will be held on the first Tuesday of every month throughout 2009. For the full listing of upcoming YDN events, click here.

The Yahoo! Developer Network offers Web Services and APIs that make it easy for developers to build applications and mashups. Yahoo! APIs let developers tap into Yahoo!'s world-class data and infrastructure to help power their businesses and integrate data sources in new ways, making the web a more useful and interesting place for everyone.

In this YDN Tuesday, Jose will be presenting a series of demos on how to exploit and prevent the most popular security flaws in web applications, such as SQL and blind SQL Injections, Cross Site Scripting, file uploads, file handling functions, global variables and, favorite of them all, programmers ingenuity!

	nicolas yuen accessibility API in Flex Nicolas Yuen : 17th Mar 2010
	Software Craftsmanship Ideas & Eden Chris Parsons : 10th Mar 2010
	Software Craftsmanship Terminology Corey Haines : 10th Mar 2010
	PrimeFaces: Next Generation JSF Componen Cagatay Civici : 3rd Mar 2010
	Integrating JSF with Spring Web Flow Karl Widmer : 3rd Mar 2010
	Flex and Spring Integration Rick Evans : 17th Feb 2010
	Hydra and Hypermedia Ian Robinson : 11th Feb 2010
	Rails & iPhone Integration Paul Ardeleanu : 10th Feb 2010
	Bowline: A Ruby GUI Framework Alex MacCaw : 10th Feb 2010
	Architecture of Birdpie, a Twitter Appli Anup Narkhede : 10th Feb 2010
	Fibers in Ruby 1.9 Murray Steele : 10th Feb 2010
	Introduction Murray Steele : 10th Feb 2010
	Show Off, a Ruby-Based HTML Presentation Joel Chippindale : 10th Feb 2010
	Decorating the Domain Brent Snook : 10th Feb 2010
	Using Websockets with EventMachine Ismael Celis : 10th Feb 2010