Hong Kong, June 18 -- : Latest protests in Hong Kong against the controversial bill that threatens to send criminal suspects to mainland China for prosecution, were marked by unprecedented and coordinated efforts by demonstrators to stay a step ahead of government surveillance and identification.

A recent article in The Washington Post highlights the innovative ways that demonstrators adopted all through the waves of protests this past week to leave no trace of their actions for the authorities and their enhanced tracking systems.

From using secure digital messaging apps such as Telegram to buying single ride subway tickets instead of prepaid stored-value cards, the protests offered a glimpse of what it looks like to stage mass civil diso...