1. Google safe browsing api,
http://code.google.com/apis/safebrowsing/
(accessed: August 27, 2011)
2. The list of email spam trigger words,
http://blog.hubspot.com/blog/tabid/6307/bid/30684/The-Ultimate-List-of-Email-SPAM-Trigger-Words.aspx
(accessed: April 15, 2012)
3. Phishtank, join the fight against phishing,
http://www.phishtank.com/
(accessed: August 27, 2011)
4. Senseclusters,
http://senseclusters.sourceforge.net/
(accessed: September 2, 2011)
5. Spam words by wordpress,
http://codex.wordpress.org/Spam_Words
(accessed: April 15, 2012)