Some Articles Discussing Android vs. iPhone Security

http://www.pcworld.com/businesscenter/article/216733/is_android_less_secure_than_iphone_um_no.html

An interesting comparison of the iPhone and Android security issues.  The author didn't have kind words for Trend Micro.

http://phandroid.com/2011/01/12/big-surprise-anti-virus-maker-sophos-says-android-is-more-vulnerable-to-malware-attacks/

Discusses another anti virus software company's hype or FUD.

http://www.cbronline.com/blogs/cbr-rolling-blog/open-vs-closed-debate-moves-to-security-trend-micro-android-google-130111

An nice discussion of the 'opened' verse 'proprietary' software issues.  This was in response to the Trend Micro article.