His plan to publish names will further unnerve an American intelligence establishment already reeling from 11 months of revelations about US government surveillance activities.
Greenwald, who is promoting his book No Place To Hide and is trailed by a documentary crew wherever he goes, was speaking in a boutique hotel near Harvard, where he was to appear with Noam Chomsky, the octogenarian leftist academic.
“One of the big questions when it comes to domestic spying is, ‘Who have been the NSA’s specific targets?’," he said.
“Are they political critics and dissidents and activists? Are they genuinely people we’d regard as terrorists?
What are the metrics and calculations that go into choosing those targets and what is done with the surveillance that is conducted? Those are the kinds of questions that I want to still answer.”