Black Hat

DHS secretary asks for more participation and cooperation with cybersecurity pros

August 6, 2021
Homeland Security Secretary Alejandro Mayorkas testifies May 26, 2021, at a Senate Appropriations Subcommittee on Homeland Security in Washington. Mayorkas asked for increased cooperation from the largely expert audience Thursday during a keynote address at the Black Hat conference in Las Vegas. (Chip Somodevilla/Getty Images)
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