Hide and Seek: Key Serial-Number Chips for PIC Microcontroller Code Protection
One of my favorite games, when I was young, was hide and seek. I would play with my friends and it was always fun to try and find a good hiding place. As an older brother, I played the same game with my younger brothers, but with a twist. Instead of hiding myself, I had to hide my stuff from them. If I picked good hiding places, my stuff was safe. However, if I was lackadaisical and chose poor hiding places they were sure to find my toys or...