See the articles: Spies Hacked Computers Thanks to Sweeping Secret Warrants, Aggressively Stretching U.K. Law (Intercept, link), and: Controversial GCHQ Unit Engaged in Domestic Law Enforcement, Online Propaganda, Psychology Research (Intercept, link), also: Popular Security
See the articles: Spies Hacked Computers Thanks to Sweeping Secret Warrants, Aggressively Stretching U.K. Law (Intercept, link), and: Controversial GCHQ Unit Engaged in Domestic Law Enforcement, Online Propaganda, Psychology Research (Intercept, link), also: Popular Security Software Came Under Relentless NSA and GCHQ Attacks (Intercept, link)
and Key documents: TOP SECRET: Behavioural Science Support for JTRIG’s (Joint Threat Research and Intelligence Group’s) Effects and Online HUMINT Operations (42 pages, pdf) and: Key section from document: interference by JTRIG/GCHQ) (1 page, pdf) including: “discredit”, “delay”, “disrupt”, “promote distrust” and “deter” and “take over control of online websites (to deny, disrupt, discredit or delay)” and: GCHQ Stakeholders (pdf)