Seguridad Web checklists, webappsec

SQL Injection Cheat Sheet -
http://ferruh.mavituna.com/sql-injection-cheatsheet-oku/

SQL Injection Cheat Sheet - http://michaeldaw.org/sql-injection-cheat-sheet

SQL Injection Cheat Sheet w/ filter evasion - http://ha.ckers.org/sqlinjection/

SQL Injection Cheat Sheets sorted by DB -
http://pentestmonkey.net/index.php?option=com_content&task=category&sectionid=9&id=24&Itemid=1

XSS Cheat Sheet w/ filter evasion - http://ha.ckers.org/xss.html

Web App Assesment Cheat Sheet -
http://www.secguru.com/files/cheatsheet/webappcheatsheet2.pdf