But Labor and Greens say the minister's position is "untenable".
Labor is now accusing the Liberal Minister of misleading parliament.
A number of houses in Sydney's southwest have been searched.
Brendan O'Connor lashed out at the PM following raids on the Australian Workers' Union.
The raids come as part of an ongoing investigation.
The PM says safety and privacy go hand in hand.
More of what we're already doing, with fewer resources.
The Age reported the raids were part of a broader series of police operations which also led to the arrest of two Border Force officers.
The man was charged with one count of Possession of Prohibited Weapon.
The components weren't picked up in airport security checks.