Check Security of an Oscommerce website

I need a security expert who can check our website for : any ports open, or any scripts that can be exploited for hacking, Spoofing etc.? Upgrade any scripts or softwares.? Stop? phishers from? uploading a phishing site And all those things that will compromise 2 of our websites. ## Deliverables * The Coder must have expertise in website security. * Must have done similar work. * Must be familiar with the Oscommerce environment.