+100. I read it 3 or 4 times. For the most part it reads like a great detective story and/or colorful history book. Meanwhile you will understand in depth how

+100. I read it 3 or 4 times. For the most part it reads like a great detective story and/or colorful history book. Meanwhile you will understand in depth how all the basic shit in cryptography works, how did they crack it and its history: ROT13,ENIGMA,OTP,PGP,DES,AES, what are public and private keys and digital signatures, what the hell is quantum cryptography... everything gets told in a perfect ELI5 manner without any knowledge prerequisite and its so damn interesting its hard to put down. All in historical order, with names, stories, previous building blocks, interesting trivias... perfect book, 10/10.