General security best practices

Sometimes we need only to rely on ourselves, and not necessarily functionality provided by the operating system, to secure our systems. There are many common sense approaches to administratorship, if that is a word, that are easy to accomplish but are rarely being used in the field. The following are a few tips and tricks that I have learned over the years and have helped companies implement. Hopefully, you as the reader, will have even more to add to this list as to what works well for you, but if nothing else this section is intended to jog your thinking into finding creative ways which you can limit administrative capability and vulnerability within your network.

Get rid of perpetual administrators

Do all of your IT staff have domain admin rights the day they are hired? Do any of your IT staff have access to the built-in domain administrator account password? Do you have regular users whose logins have administrative privileges on their own computers? You...