Sources: US plans attacks on Russian networks and new sanctions, in retaliation for SolarWinds hack; Biden curbed Cyber Command's offensive leeway in Jan. 20 EO (New York Times)

New York Times:
Sources: US plans attacks on Russian networks and new sanctions, in retaliation for SolarWinds hack; Biden curbed Cyber Command's offensive leeway in Jan. 20 EO  —  The proliferation of cyberattacks by rivals is presenting a challenge to the Biden administration as it seeks to deter intrusions on government and corporate systems.