We teach a lot of bioinformatics. Here are some public resources we rely on. These are pulled from twitter, the web, and all over the place, and the text ended up being used elsewhere. Please feel free to suggest more to Rob!
So you want to allow users to upload files to your server? This can be dangerous, very quickly someone will upload a malicious PHP script that allows them access to the directories of your web applications.
Here are some tips and tricks to aid in the safety of your server. We use all of these, and some others that are not included here so that the bad guys can’t figure out all of our security approaches!