The phrase "hacking allegations" refers to claims or accusations that someone has unlawfully gained unauthorized access to computer systems or networks for malicious purposes. Full definition
Sir Brian Leveson was appointed by David Cameron in 2011 to chair an inquiry into the conduct of the press in the wake of phone hacking allegations against the News of the World. (bbc.com)
Phone hacking allegations against the News of the World have led to «a major crisis in public confidence in yet another pillar of the establishment» Deputy Prime Minister Nick Clegg has said. (bbc.com)
On 6 December 2013, Morgan was interviewed, under caution, by police officers from Operation Weeting investigating phone hacking allegations at Mirror Group Newspapers during his tenure as editor. (en.wikipedia.org)