The rule change could create additional reporting requirements for companies.

The activity is focused on targets in Israel, Saudi Arabia and elsewhere.

The nature of the data targeted "aligns with information likely to be of significant interest to signals intelligence operations."

Sen. Ron Wyden's bipartisan legislation would apply to federal, state and tribal courts.

Hackers also targeted academia, research and development, and government organizations in Nepal, the Philippines and Taiwan.

President Joe Biden denounced the military's seizure, which coincided with large-scale internet blackouts.