David Schuetz << ShmooCon 2014 - Crypto Puzzle Slides >>Dark Reading on the VZ DBIR puzzle BSidesROC 2014 - Crypto Puzzle Sat, Apr 5, 2014 - ∞ - puzzles BSidesROC14-Puzzle.pdf Walkthrough of my BSidesROC14 crypto puzzle. Not delivered in person – slides sent to BSidesROC and Jason (presumably) presented them during closing ceremonies.