Victorian Opposition leader Matthew Guy has been caught lying about cooperating with a donation fraud investigation and referred to the state’s corruption regulator.

NSW Premier Dominic Perrottet says he is proud of the state’s corruption watchdog which “has teeth”, while refusing to say if it's interviewed him over the ICAC scandal that felled Gladys Berejiklian.

Medibank hackers may be in Russia, as well as in "other countries", say police, as Optus goes silent on ransom claim.

NSW Premier Dominic Perrottet is refusing to stand by the legality of a $5.5 million grant he made following an “intervention” by Gladys Berejiklian and heavy lobbying by Daryl Maguire.

The Commonwealth Ombudsman has called for a review of hundreds of Prime Minister and Cabinet appointments over concerns key officials have been illegally appointed to multiple jobs.

Since deleted NSW Government “guidelines” for a $300 million investment fund show the Wagga Wagga gun club grant approved by Dominic Perrottet was expressly illegal from the outset.