The current operation, which was first reported by the Washington Submit, focused Iranian hackers working for the Islamic Revolutionary Guard Corps after they carried out an assault final month — posing because the far-right group Proud Boys to ship threatening emails to American voters, the official stated.

US Cyber Command, which is led by Gen. Paul Nakasone, who additionally oversees the NSA, didn’t instantly reply to MeSlop’s request for remark.

Particulars of the particular US operation concentrating on Iranian hackers stay unclear however the information comes as officers stay on high-alert for potential foreign interference on Election Day.

A US official additionally informed MeSlop on Monday that US Cyber Command expanded its operations aimed toward figuring out malicious foreign cyber actors earlier than Tuesday’s election, conducting missions to not solely search out Russian hackers, however these from all main adversaries, together with Iran and China.

The identical US official stated that cyber operations against foreign actors, throughout the entire spectrum of offensive and defensive measures, started forward of the election and can proceed after the ultimate poll is solid.

This enlargement of Cyber Command’s “hunt ahead” operations forward of Election Day, which constructed on an effort that started in 2018 to determine foreign hackers and ways, was first reported by The New York Instances.

And whereas a senior election safety official from the Cybersecurity and Infrastructure Safety Company informed reporters Tuesday that “it has been quiet” so far as foreign interference and malicious cyber exercise are involved, additionally they cautioned that “we’re not out of the woods but” — making it clear related businesses stay on excessive alert.

“That is simply the time the place polls begin closing, the place numbers, early unofficial outcomes begin going off on election evening reporting websites, the place we’d begin seeing the ‘three Ds’ … disruptions due to demand, defacement or denial of service assaults,” the official stated.

“There could possibly be disruptions, however these election evening reporting web sites don’t tie again to the official rely or the certification course of. They’re wholly separate,” they added.

Federal officers will stay in that posture over the following a number of weeks, the senior CISA official informed reporters when requested to examine the extent of foreign exercise to what was noticed in 2018.

“The assault floor notably for disinformation and foreign interference extends effectively into the following month or two,” the senior CISA official stated. “So there isn’t any spiking the soccer right here. We’re acutely centered on the mission at hand.”

MeSlop’s Geneva Sands and Alex Marquardt contributed to this report.