sentences:  Hewlett-Packard spying scandal
  
  On September 5, 2006, Newsweek revealed that Hewlett-Packard's general counsel, at the behest of HP chairwoman Patricia Dunn, had contracted a team of independent security experts to investigate board members and several journalists in order to identify the source of an information leak.In turn, those security experts recruited private investigators who used a spying technique known as pretexting.