A former attorney-general will detail the escalating anti-Semitic abuse he has endured in the public realm at an inquiry following the nation's deadliest terrorist attack.Existing security arrangements for Jewish communities and their future safety needs will also be in the spotlight at the anti-Semitism royal commission as it begins a fifth round of hearings on Monday.The inquiry was called in January after 15 innocent people were killed and dozens more injured when two gunmen opened fire at a Hanukkah event at Sydney's Bondi Beach on December 14.Former Labor attorney-general Mark Dreyfus is expected to take the witness stand, alongside Queensland...