Metropolitan Police role in the news media phone hacking scandal Prosecutions Ken Macdonald to review the emails newspaper executives had used as the basis of their claim that no one at "News of the World" but Clive Goodman had been involved in phone hacking. Macdonald immediately concluded there was evidence of criminal activity, including payments to serving police officers, leading the Met to open an investigation focused on bribery and corruption within its ranks. (See discussion of Operation Elveden, below.) On 4 July 2011, "The Guardian" published an article authored by Nick Davies and Amelia Hill titled "Missing Milly Dowler's voicemail was hacked by News of the World." This article
Phone hacking phone companies for relying on outdated encryption techniques in the 2G system, and said that the problem could be fixed very easily. Phone hacking, being a form of surveillance, is illegal in many countries unless it is carried out as lawful interception by a government agency. In the News International phone hacking scandal, private investigator Glenn Mulcaire was found to have violated the Regulation of Investigatory Powers Act 2000. He was sentenced to six months in prison in January 2007. Renewed controversy over the phone hacking claims led to the closure of the "News of the World" in July 2011.