Commission also told NSW police declined to provide static police presence at Chanukah by the Sea but four officers were at event when attack began

Counter-terror authorities and police will face the royal commission this week as haunting photographs of the festival later targeted by terrorists emerge.

The royal commission was told that the "harrowing" details of 14 December must be examined "sympathetically but unflinchingly".

Fifteen people were killed in the attack.

Commission also told NSW police declined to provide static police presence at Chanukah by the Sea but four officers were at event when attack began

NSW Police revealed they turned down a request for greater presence at the Chanukah event in Bondi Beach from a Jewish security group.