The Latest Breaking News from Edward Snowden

The law is clear. If you mishandle, distribute or disclose classified information you can get in big trouble. In the worst cases, as with Jack Teixeira, the 21-year-old Air National Guardsman who has been accused of divulging top secret national security documents, you can be arrested, charged under the Espionage…

The arrest of a 21-year-old member of the Massachusetts Air National Guard for allegedly leaking classified intelligence material is a startling twist in a case that has damaged relations with allies, exposed concerns about the war in Ukraine, and provided other countries with valuable information about the United States' spying…

The establishment has tried to sanitize Ellsberg. But his lessons on the madness of war are even more relevant now

Call them whistleblowers or traitors, call their actions conscientious or unconscionable, the people who decide on their own to share classified material have often altered the course of events.

Computer network was designed for use by much smaller number of people amid questions over amount of classified material on the system

The leak of highly classified Pentagon documents has forced defence officials into the online worlds of gamers, meme lords and their leagues of followers, and exposed an unavoidable weakness in US national security.

Britain issues more than 180,000 security clearances every year, as Kim Sengupta explains

The gaping holes that Chelsea Manning and Edward Snowden poked into what America assumed were secure, firewalled troves of classified data taught Washington a sobering lesson about the importance of keeping secrets leakproof.

Everything that is known about images said to be classified Pentagon documents circulating on social media