Russia — in its Soviet incarnation — was the source of Ukraine’s infrastructure. Postwar pipes for everything from water to telecommunications in Ukraine is Russian in origin.

Fortinet’s Jim Richberg looks at recent trends in cybercriminal activity and how public sector leaders can access funding to improve their security posture.

Companies also will offer cyber tools and training after a private sector cybersecurity summit at the White House.

The administration expects to make "concrete announcements" about tackling root causes of cyberattacks, a senior official said.

The new SolarWinds timeline places the earliest activity at around eight months earlier than previously disclosed.

A national breach notification law needs to be simple and limited, officials said, but stopped short of endorsing a specific proposal.