Numerous devices and thousands of images connected to the surviving Bondi Beach massacre shooter are being examined as he faces new charges.
Naveed Akram was charged with 19 further offences in Sydney's Downing Centre Local Court on Wednesday.
The 24-year-old is accused of opening fire on a crowd of people celebrating Hanukkah at Bondi Beach alongside his father, 50-year-old Sajid Akram, on December 14.