Bruce Schneier's _Cryptography Engineering_ (the second edition of his classic _Practical Cryptography_) might be your best bet, depending on how in-depth you w

Bruce Schneier's _Cryptography Engineering_ (the second edition of his classic _Practical Cryptography_) might be your best bet, depending on how in-depth you want to go. https://www.schneier.com/books/cryptography_engineering/ https://www.schneier.com/books/cryptography_engineering/