That's the narrative that the NZ government is trying to gin up despite being unable to find a single right wing terrorist.

Undeterred they are now setting up a government department to investigate right wing extremism.

European New Zealander:

While hundreds of law abiding citizens were visited by police following the Tarrant murders (including this writer) and the media-most-stupid let loose in a barrage of hate and damned poor journalism against a perceived ‘Far Right’, including an Asatru group driven to extinction as the result of ‘hate speech’ by the media, the outcome of this witch-hunt was that no evidence of any ‘Far Right’ terrorism was found, nor any associations whatever with Tarrant. Regardless of this Prime Minster Ardern apologised to Muslims for the security focus having been on Muslim terrorism rather than on mythic ‘Far Right’ terrorists (Cont...)

Unlike the U.S. there is limited protection for freedom of speech here. Also, we are a consensus society which makes it difficult for people to speak out. You can read more about the travails facing the dissident right in the article, Imposing Aroha.