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No Facebook or Twitter? You're Probably a Spy.
BLUF:
[The Cipher Brief] Technological advances now allow extensive recordkeeping of peoples’ lives through social media, as well as identity verification at borders with biometrics. At the same time, the complete absence of a detailed social media presence can be a red flag, causing counterintelligence investigators to scrutinize individuals further.
Posted by: Besoeker 2018-03-17
http://www.rantburg.com/poparticle.php?ID=510404