DHS Informs 21 US States Targeted By Hackers. US Department of Homeland Security has contacted and informed the 21 US states that had their election systems targeted by Russian threat actors in 2016. DHS had earlier stated that it has informed the affected states about the hacking attempt, which is being disputed. AP reports that systems in only two states Arizona and Illinois had been breached. The hackers seem to have been able to penetrate just by exploiting basic vulnerabilities such as weak links in voter interface applications such as registration systems and such.”]
Source: https://hackercombat.com/dhs-informs-21-us-states-targeted-by-hackers/