Eugene Kaspersky

FILE - This Monday, Jan. 30, 2017, file photo shows a sign above the headquarters of Kaspersky Lab in Moscow. Worries rippled through the consumer market for antivirus software after the U.S. government banned federal agencies from using Kaspersky Lab software on Wednesday, Sept. 13, 2017. Best Buy said it will no longer sell software made by the Russian company, although one security researcher said most consumers don't need to be alarmed. (AP Photo/Pavel Golovkin, File)

Kaspersky Lab asks federal court to declare DHS cyber directive invalid

Kaspersky Lab filed a motion in the U.S. District Court for the District of Columbia under the Administrative Procedure Act.

Cybersecurity