The arson attack on a synagogue in Melbourne and a spate of vandalism and anti-Israel graffiti in Sydney has seen the federal government's Special Envoy to Combat Antisemitism, Jillian Segal, calling for a tougher response to crack down on antisemitism. This includes tighter restrictions on protests against the war in Gaza. In this episode of Weekend One on One, Ms Segal has been speaking with SBS reporter Claudia Farhart.