SolarWinds hacking campaign puts Microsoft in hot seat FRANK BAJAK, AP Technology Writer April 17, 2021 FacebookTwitterEmail 3 1of3FILE - In this Feb. 23, 2021, file photo Brad Smith, president of Microsoft Corporation, speaks on Capitol Hill in Washington during a hearing on emerging technologies and their impact on national security. Federal lawmakers are insisting Microsoft swiftly upgrade security to what they say it should have provided in the first place _ and without fleecing taxpayers.Susan Walsh/APShow MoreShow Less 2of3FILE - In this July 21, 2020 file photo, Department of Homeland Security Acting Secretary Chad Wolf, speaks during a news conference in Washington. In December, U.S. officials discovered that federal agencies had fallen victim to a cyberespionage effort pulled off largely through a hack of SolarWinds software .The hackers accessed accounts belonging to then-acting Secretary Chad Wolf and staff at the Cybersecurity and Infrastructure Security Agency who focus on finding cyber threats from nation-state adversaries like Russia, according to current and former senior Homeland Security Department and intelligence officials who were briefed on the extent of the breach. Manuel Balce Ceneta/APShow MoreShow Less