ASIO is responsible for protecting the Australian community from all forms of politically motivated violence, including violent protest activity, and they've made an assessment in relation to those matters.
It's certainly the case that ASIO did not issue an adverse security assessment at the time of his (visa) application,
My understanding of the evidence is that some of the product had been actually purchased, others had been ordered, ... The intelligence assessment is that this was an enterprise designed to manufacture a very large quantity of explosives.
They take no action in relation to lawful protest activity but the assessment has been made in accordance with the provisions of the ASIO Act,