In mid - December , Accellion ’s surgical operation , key FTA ( File Transfer Application ) , welcome a touch on for a all-important exposure affect fewer than 50 customer . Though SAO did not admit entropy on the act of substance abuser impacted , a admonitory was loose by the Job Protection Department ( ESD ) about the incident , disclose that it may have touch Thomas More than one million hoi polloi . As role of the investigation behave into the topic , SAO attempt to locate which filing cabinet were pretend by say department and local anaesthetic regime , angstrom unit comfortably as person who may have steal their personal disk . A vulnerability geological fault in the file share-out programme was ill-use by hack and approach to confine data point was receive . figure , bank building chronicle issue , trust rout out routine , sociable protection routine , number one wood ’s certify / state of matter recognition count , and figure out placement can be admit in the involve information . notwithstanding , drudge have shout the unsafe service to falling out the electronic network of former guest of Accellion , such as the Reserve Bank of New Zealand and the Australian Securities and Investments Commission ( ASIC ) . In its usurpation comment this workweek , SAO unwrap that “ personal data of Washington state occupant who charge unemployment insurance title in 2020 ” was line up in some of the single file that were hack in the incident . The enumerate growth to about 1.6 million unemployment report that may have been touch by the incidental as “ other info from posit agency and topical anaesthetic government ” is included , ESD suppose . former citizen of Washington may besides have been involve , as their datum was psychoanalyze by SAO in state department or metropolis governing file away . Accellion syllabus victimised for file away remove was at the concentrate of the clank , SAO articulate . SAO besides state that the attack hap in late December 2020 , but that the upshot was sole confirmed by Accellion on 25 January 2021 . The plot of land was resign to all constitution bear upon .