good software
run it (trust me bro)
if you know a programming lang that doesnt have a port of backdoor then please open a PR, consider backdoor.cpp to be the reference implementation
NOTE: all implementations must have their code formatted such that upon opening the source code, you can see the ASCII art in an unbroken form. extra chars before and after are allowed, but he must be aligned properly and unbroken when viewed using a monospaced font.