David works as a Security Analyst for Realex Payments in Dublin. He is a contributor to several OWASP projects including the code review guide and the Cryptographic Storage Cheat Sheet. He has presented at national and international conferences including DEFCON, SecurityBSides Las Vegas and OWASP Ireland. David is a member of the Irish Internet Association Web Development Working Group helping to publicise web application security within Ireland. In addition to his work with OWASP and the IIA David has created a security resource website and blog which can be found here: http://www.securityninja.co.uk David's work has been published in industry magazines such as (in)secure magazine.