Mark Warner

Senate Select Committee on Intelligence Chairman Mark Warner (D-VA) talks to reporters while introducing the Restrict Act with (L-R) Sen. Joe Manchin (D-WV), Sen. Tammy Baldwin (D-WI), Sen. Michael Bennett (D-CO), Sen. Jerry Moran (R-KS) and Sen. Mitt Romney (R-UT) at the U.S. Capitol on March 07, 2023 in Washington, DC. (Chip Somodevilla/Getty Images)

Bipartisan Senate proposal sets stage for banning TikTok, other foreign tech

The RESTRICT Act would hand Commerce wide-ranging powers to regulate the presence of foreign technology companies such as TikTok.
Ukraine, Russia war
Ukrainian Military Forces servicemen of the 92nd mechanized brigade conduct live-fire exercises near the town of Chuguev, in Kharkiv region, on Feb. 10, 2022.(Photo by SERGEY BOBOK/AFP via Getty Images)

Ukraine conflict spurs questions of how to define cyberwar

Some believe Russia has already crossed the line on rules and norms governing behavior in cyberspace.
Chairman Sen. Mark Warner (D-VA) listens during the confirmation hearing for William Burns, nominee for Director of the CIA, before the Senate Intelligence Committee February 24, 2021. (Photo by Tom Brenner-Pool/Getty Images)

Senator hammers Facebook, Instagram over COVID-19 misinformation

Sen. Mark Warner says he is particularly disturbed about how Instagram's algorithm appears to be promoting vaccine misinfo.
WASHINGTON, DC – FEBRUARY 24: U.S. President Joe Biden holds a semiconductor during his remarks before signing an Executive Order on the economy in the State Dining Room of the White House on February 24, 2021 in Washington, DC. (Photo by Doug Mills/Pool/Getty Images)

Biden signs executive order demanding supply chain security review

The supply chain review is a matter of economic and national security, the president said.
WASHINGTON, DC – FEBRUARY 23: (L-R) Microsoft President Brad Smith, FireEye CEO Kevin Mandia, and SolarWinds CEO Sudhakar Ramakrishna talk with each other before the start of a Senate Intelligence Committee hearing on Capitol Hill on February 23, 2021 in Washington, DC. The hearing focused on the 2020 cyberattack that resulted in a series of data breaches within several agencies and departments in the U.S. federal government. (Photo by Drew Angerer/Getty Images)

Senate hearing on SolarWinds hack lays bare US shortcomings, remaining mysteries

Fundamental questions, like how the SolarWinds hackers got into its systems from the start, still aren't answered.