David Caissy

David Caissy, OSCP, GWAPT, GPEN, GSEC, CISSP, CEH has 15 years of experience as a security consultant and a web application architect. He has performed security audits, vulnerability assessments, web application penetration tests and has designed several secure systems. He has worked for banks, the Department of National Defense, various government agencies and private companies. He has been teaching information security in colleges and in many departments in addition to contributing to IT security articles.