Ricky McCormick was discovered dead in a Missouri cornfield in 1999. The only clues were two coded notes in his pocket — ...

WINNIPEG, MANITOBA (CTV Network) — Coded messages found in the folds of a Victorian-era dress were finally cracked by a University of Manitoba researcher almost a decade after they were discovered.

1. Introduction -- 2. From Julius Caesar to simple substitution -- 3. Polyalphabetic systems -- 4. Jigsaw ciphers -- 5. Two-letter ciphers -- 6. Codes -- 7. Ciphers for spies -- 8. Producing random ...

The FBI has confirmed that a coded message from the Zodiac Killer has finally been cracked, more than 40 years after it was sent to the San Francisco Chronicle. The cracked code, however, does not ...

Decades later, the Zodiac killer remains a fixture in American true-crime culture. Seldom has a cold case been kept so "warm" by public interest. Since the notorious ...

"This book is a continuation of The history of codes and ciphers in the United States prior to World War I ... and is essentially volume 2 of Historical background of the Signal Security Agency, ...

Many of Sanborn's works incorporate the surrounding environment alongside concepts from math and physics. - (Craig Hudson/For The Washington Post) When artist Jim Sanborn talks about “Kryptos,” his ...

ST. PETERSBURG, Fla. — The Zodiac Killer is a famous name. Yet somehow, we still don't his identity. The Case Breakers, a team made up of journalists, former law enforcement officers and military ...