Counter-terrorism experts have overwhelmingly backed spy boss Duncan Lewis in his assessment there was "no evidence" linking refugees to Islamic terrorism, cautioning his critics against inflaming tensions with Muslims.

Mr Lewis, director-general of the Australian Security Intelligence Organisation, also told One Nation leader Pauline Hanson there was no evidence the children of refugees were more likely to convert to radical Islam.

The comments sparked a wave of criticism from conservative circles. Former prime minister Tony Abbott suggested the ASIO chief was "tiptoeing" around the issue, while commentator Andrew Bolt called on him to retract or quit.

Read the complete original version of this item...