Fear that the government will draw facial recognition technology from its arsenal of digital surveillance tools to identify protesters in Hong Kong has prompted some to take evasive action to diminish or eliminate their digital footprints.

Some protesters are deleting posts on social media as well as shutting off their phones’ location tracking features, even paying cash for public transportation fares rather than use the Octopus transit smart card than can be traced, according to a report from the CBC.

As heated clashes returned to a simmer after protesters – railing against Hong Kong’s extradition law with China - physically broke into and defaced the city’s Parliament building. But according to news reports, law enforcement is considering using facial recognition technology to identify protesters involved in the clash.

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