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A Russia-linked cyber-espionage group has hacked into the controls of electricit...read more What is metadata, how is it used and why is it important? When we interact over ...read more Mass surveillance is the subjection of a population or significant component of ...read more

By cracking cellphone code, NSA has capacity for decoding private conversations

The cellphone encryption technology used most widely across the world can be easily defeated by the National Security Agency, an internal document shows, giving the agency the means to decode most of the billions of calls and texts that travel over public ai...