President Joe Biden, pictured here on April 27, 2021 in Washington, DC., signed a national security memorandum to bolster cybersecurity for sensitive computer systems used by the Pentagon and US spy agencies amid an array of hacking threats from foreign governments.
Mandatory Credit:	Drew Angerer/Getty Images

President Joe Biden, pictured here on April 27, 2021 in Washington, DC., signed a national security memorandum to bolster cybersecurity for sensitive computer systems used by the Pentagon and US spy agencies amid an array of hacking threats from foreign governments.
Mandatory Credit: Drew Angerer/Getty Images

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Biden signs memo to boost spy agencies' cyber defenses

President Joe Biden on Wednesday signed a national security memorandum to bolster cybersecurity for sensitive computer systems used by the Pentagon and US spy agencies amid an array of hacking threats from foreign governments.