Over the past week, tens of millions of people have downloaded Signal and Telegram, making them the two hottest apps in the world
The messaging app Signal, which allows messages to be sent with "end-to-end encryption," on a phone in Shanghai, China, Feb. 26, 2019. The encrypted messaging services Telegram and Signal have become the world’s hottest apps over the last week, driven by growing anxiety over the power of the biggest tech companies and privacy concerns; Image: Giulia Marchi/The New York Times
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