In the spy game, if you can listen, you can learn, and gaining that crucial ability to eavesdrop has required some de...

For some covert missions, the goal is not information, but assassination, and lethal toxins have been deployed by spy...

As long as there has been espionage, sex and the promise of it have been powerful tools of persuasion and blackmail —...

Methods for covertly capturing sensitive data have grown infinitely more advanced as the devices used to do so have b...

From old-school "dead drops" to high-tech digital transfers: Learn how intelligence officers actually acquire the inf...

Special ops require the very best people to execute them. But some of the most famous missions in modern history reli...

Encryption is a key tool for keeping valuable information secret — but some ingenious minds have managed to crack see...

What leads someone to spy against their own nation? Motivations vary but tend to fall into one of four categories, as...