Why do you bedevil me?
Oops! Bye bye website.
The file in question is integral to Apache web servers. It is can do wonderful things when letters, numbers, and certain characters are arranged in the correct order. It can also take down a website if the letters, numbers, and certain characters are not in the correct arrangement. The devil is always in the binary details.
They say you should “write what you know”. This, I know.