They wear dark militaristic uniforms, are forced to pledge an oath upon signing up, wanted to conduct random street checks on visas, and spend millions of dollars on medals. But please don't compare them to you-know-who, secretary of the highly secretive government Department of Immigration and Border Protection has said, in a bizarre (and a tad sensitive) defence of border protection policy, detention centres and Border Force.

For the second time in under a month, Michael Pezzullo lashed out at coverage of Border Force issues, sending out a downright weird press release on Tuesday defending the government's highly controversial policy of detaining asylum seekers -- in particular, children -- who arrive by boat offshore on Manus or Nauru.