8 BOOKS YOU SHOULD READ AT LEAST ONCE
As the saying goes, knowledge is power. One of the best ways […]
Hello, I'm an eBook!
ATTENTION: This item is an eBook. It can be read on iOS, Android, MAC and PC's with a supported eReader. It is not a physical book. eBooks are available via download immediately after you've checked out.
Used Very Good
Shipped from other seller
Converts one physical book into a digital version.
eDelivery converts your used book order into a digital version readable on most devices.
Ships directly from Better World Books
In 1996, the supposedly uncrackable US federal encryption system was broken. In this captivating and intriguing book, Matt Curtin charts the rise and fall of DES and chronicles the efforts of those who were determined to master it.
Our best deal on used books 3 for $10 and just $3 each additional book. Shop and Save
Gift Certificate = Happy Friend + Books donated to families in need Make Someone Happy »
We match every book you purchase with a book donation. Learn more »
Sign up now to get news, sales and special promotions!
© Better World Books (BetterWorldBooks.com)