Add Yahoo as a preferred source to see more of our stories on Google. A Secret Service agent stands guard as US President Barack Obama answers questions during a town hall event at Benedict College in ...

Barbara Rae-Venter, a 76-year-old patent attorney living in Marina, California, thought she'd spend her retirement leisurely playing tennis, traveling, and indulging in her favorite pastime: ...

In early 2023, three amateur codebreakers announced they had successfully decoded the secret correspondence of one of the most tragic characters in European history: Mary, Queen of Scots. 57 encrypted ...

An anonymous bidder has won the solution to a 35-year-old puzzle for nearly $1 million. The top-secret code could be used to solve Kryptos, an infamously enigmatic sculpture containing four hidden ...

First families get their Secret Service code names at the very beginning of a presidential campaign. Presidents get to choose from a list provided by the White House Communications Agency. The code ...