COLORADO SPRINGS, Colo. — A Colorado Springs TV station fell victim to hackers on Monday, the same day a plot of scheduled hacks was announced by a Middle East- and North Africa-based group of hackers.

According to the Washington Times, the hacks were ordered by “Anonymous,” the infamous coalition of hackers who use Guy Fawkes masks as their trademark. The group first began mentioning the plot on Twitter Monday, using the hashtag #OpUSA, which is short for “Operation USA,” according to the Times.

The Times reported that it was alerted to the threat by the U.S. Department of Homeland Security.

“OpUSA poses a limited threat of temporarily disrupting U.S. websites,” according to a Homeland Security bulletin, which goes on to state hackers are expected to partake in a variety of “nuisance-level” strikes against U.S. government agencies, banks and other companies

Authorities believe most of the attacks will deface websites or temporarily knock them offline.

Shortly after the Times report, KXRM, a FOX TV station in Colorado Springs, reported that its email server had been hacked sometime between Sunday and Monday.

“The server that stores our emails was hacked, and the person(s) responsible is literally holding our information for ransom, asking for $5,000 to unlock the data he scrambled,” reporter Rachel Welte wrote.

Shortly after 11 a.m., KXRM took to Twitter to announce its email server was back up and running.