62% of organizations have experienced security breach in past 1 year due to exploitation of vulnerabilities in their critical applicaitons. I think its high time to wake up. Alan Paller has been a big supporter of app security for long time but world seems to not care (until it becomes too late).
Here is a quick list of secure coding best practices -
Top 10 Secure Coding Practices
TOP 25 Most Dangerous Programming Errors
Secure Coding Principles