I have added to our KnowledgeBase necessary steps needed to secure your website. Steps need to be taken varies, RvSitebuilder, ProcessWire, Generic are all different, so please check the particular section.
I can answer some questions, but not howto's. There are too many websites on our server to perform this, therefore, if you are unable to make the corrections, then you will have to hire me. There is a flat fee of $25 for this service.
To order this service goto, https://hostingbyeds.com/order.php?step=1&productGroup=17&product=50 this link takes you to HostingByEds wher you can order. You'll need to log into your account with username, your email address, and if not remembering your password, then click the forgot password and one will be sent to you.