The investigation into the attack on the networks of the Australian Parliament and the three main political parties — Liberal, Labor and National — is ongoing and the Australian Signals Directorate says it can offer no comment on it now.

Infosec outfit Resecurity, which has come under scrutiny by some well-known researchers over its attribution of some recent hacks, has hit back by accusing its detractors of having ulterior motives for indulging in such criticism.

ANALYSIS Ex-NSA employees are the most likely sources for a yarn that ran in the American website Politico last week, claiming that researchers from Russian security firm Kaspersky Lab had tipped off the NSA that one of its employees, Harold Martin, could be worth investigating, after he allegedly sent Twitter messages to them.