Internet manipulation refers to media manipulation on the Internet.
Such manipulation may be conducted for purposes of propaganda, discreditation, harming corporate or political competitors, improving personal or brand reputation or plain trolling among other things. To accomplish these objectives, online influencers, hired professionals and/or software − typically Internet bots such as social bots, votebots and clickbots − may be used.
Cognitive hacking refers to a cyberattack that aims to change users' perceptions and corresponding behaviors.
Internet manipulation is sometimes also used to describe selective Internet censorship or violations of net neutrality.
The Joint Threat Research Intelligence Group unit of the Government Communications Headquarters (GCHQ), the British intelligence agency was revealed as part of the global surveillance disclosures in documents leaked by the former National Security Agency contractor Edward Snowden and its mission scope includes using "dirty tricks" to "destroy, deny, degrade [and] disrupt" enemies. Core-tactics include injecting false material onto the Internet in order to destroy the reputation of targets and manipulating online discourse and activism for which methods such as posting material to the Internet and falsely attributing it to someone else, pretending to be a victim of the target individual whose reputation is intended to be destroyed and posting "negative information" on various forums may be used.