If you’ve ever had anything to do with running a website, you’ve probably been affected by some form of malicious activity.  Commonly this includes spamming your contact forms, injecting iframes to virus ridden websites in your templates, and, quite often, uploading php scripts in order to send out spam.  Hosting open source applications like wordpress and joomla make servers particularly susceptible to this kind of attack, and often you won’t know until you receive reports from your upstream provider that you’ve been black listed for spamming. Continue reading Tracking down malicious PHP spam scripts