Security vendor Trend Micro has fallen victim to a widespread Web attack that splashed malicious software onto hundreds of legitimate Web sites in recent days. Read more from the link here - http://www.networksasia.net/article.php?type=article&id_article=3232.

Please refer to the link below for a statistics report for all breakdowns of website defacement by platform from 2005 to 2007: http://www.zone-h.org/content/view/14928/30/