Jake Williams, vice president of research and development at Hunter Strategy and a former hacker for the U.S. National Security Agency, joins CNBC's “The Exchange” to discuss the use of Signal for sensitive government communication, cybersecurity issues and more.
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Signal is 'absolutely not suitable' for government use: Former NSA hacker

Jake Williams, vice president of research and development at Hunter Strategy and a former hacker for the U.S. National Security Agency, joins CNBC's “The Exchange” to discuss the use of Signal for sensitive government communication, cybersecurity issues and more.