Check out the bundle options at this link.
Take your OpSec into your own hands with this bundle of books on cybersecurity from Wiley. In addition to comprehensive how-tos covering a variety of topics in the security space, you’ll get thrilling real-world accounts from renowned figures in the hacking world. In How I Rob Banks: And Other Such Places, ethical hacker FC shares his adventures in testing the limits of physical bank security without breaking any laws. Threats: What Every Engineer Should Learn From Star Wars combines the excitement of the galaxy far, far away with the author’s unique perspective on security threats and secure system development. Pay what you want for these and more–a total of 18 books–and help support charity with your purchase!
You can always check out the most recent Humble Bundle offers here and here.