"Tetraktys" heavy on cryptography themes The Boston Globe features a good profile of RSA Labs’ Ari Juels, a scientist who has written a soon-to-be released novel called “Tetraktys” that features lots of cryptographic themes. More about the book on Juels’ site. SecurityHacking SUBSCRIBE TO OUR NEWSLETTER From our editors straight to your inbox Get started by entering your email address below. Please enter a valid email address Subscribe