In Los Angeles, the president is killed in a brazen terrorist suicide attack. Halfway across the globe, an American airliner is hijacked by another group ...

October 1962. It was a time when the world came to the brink of nuclear Armageddon over an island nation ninety miles off the U.S. mainland. Now, decades ...

It took years to develop. Cost billions to perfect. A cryptographic system so advanced it safeguards the United States' most vital secrets. It is secure. ...