An intelligence expert has questioned if police are doing enough to screen right-wing extremists on social media.
The police promised they would keep an eye out for extremist activity on known websites after the Christchurch mosque attacks two years ago.
Expert Paul Buchanan told The Weekend Collective a specialist unit was set up, yet it took a public tip for them to find a man who made threats to the mosques 10 days ago.
"IÂ mean, it wasn't like he was being secretive and encrypted, he was on these public bulletin boards.
"One has to wonder if Police are taking the issue of white supremacy as seriously they should be."
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