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nobbis writes "In an article entitled 'How Covert Agents Infiltrate the Internet to Manipulate, Deceive, and Destroy Reputations' Glenn Greenwald publishes training material from the Snowden archive that illustrates how GCHQ uses "cyber-offensive techniques against people who have nothing to do with terrorism or national security threats", for example against "Hacktivism".

These techniques include disseminating deception on-line and harming the reputations of their targets with a honey trap , a blog from a purported victim of the target, or 'changing their photos on social media sites'. Similarly companies are discredited by leaking of confidential information, or posting negative information on appropriate forums. The covert agents' play book includes infiltration, false flag, disruption and sting operations.

When questioned GCHQ replied "It is a longstanding policy that we do not comment on intelligence matters""