Cryptologic Bytes Overview

  • A selection of significant articles, stories, and Web sites, featuring a topic of interest to those who enjoy cryptology.

  • A selection of recent articles, news stories, blog posts, and more with a focus on cryptology.

  • A full listing of cryptologic bytes articles - grouped by categories such as News Articles, Codes-Ciphers-Computers, People, Books- Publications-Films, Museum Info, and History. A custom search tool is also available.

  • What happened today in cryptologic or related history? Here you will find interesting "On This Date" entries related to cryptology, computers, math, military history, and more. One source of entries is the NSA Center for Cryptologic History's (CCH) Cryptologic History Calendar. For many of the CCH calendar items, we have added photos, additional text, and Web links.

  • Like a good mystery? Here we periodically post cryptanalytic challenges, including "tools" of the trade. Visitors are invited to provide any solutions to the challenges or information on how a tool was used by cryptographers.