My hope is that this one would be fun for others to break, rather then me having grand illusions of knowing better then everyone else. I know a fair bit about

My hope is that this one would be fun for others to break, rather then me having grand illusions of knowing better then everyone else. I know a fair bit about security from an engineering standpoint, but wouldn't call myself a master. My mathematical background is much weaker. Thanks for the links, I have already read it.