Ex-MI5 contractor had ninja-style training in swords and knives, court told
Ex-MI5 Contractor Claims Ninja-Style Sword Training Amid Security Trial Ex-MI5 Contractor Alleges Ninja-Style Sword and Knife Training at Thames House Juan Joseph , a 43-year-old former MI5 IT contractor, stunned the court by claiming he received covert ninja-style training involving swords and knives at MI5’s London headquarters, Thames House . This revelation emerged during his partially secret trial at the Old Bailey, where he stands accused of breaching the Official Secrets and National Secu