c - Sending arbitrary bytes to fgets from stdin - Stack Overflow
https://stackoverflow.com/questions/36185321/sending-arbitrary-bytes-to-fgets-from-stdindelimiter - Cat EOF shell script not working as intended? - Stack Overflow
https://stackoverflow.com/questions/43476812/cat-eof-shell-script-not-working-as-intendedLinux 64-bit Buffer Overflow Tutorial
http://www.therabb1thole.co.uk/tutorial/linux-64-bit-buffer-overflow-tutorial/