Science & technology | Cyber security

It is dangerously easy to hack the world’s phones

A system at the heart of global telecommunications is woefully insecure

An illustration of a smartphone with two eyes at the top.
Illustration: Ben Hickey

FOR YEARS experts have warned that a technology at the centre of global communications is dangerously exposed. Now there is more evidence that it has been used to snoop on people in America.

This article appeared in the Science & technology section of the print edition under the headline “Snooped dog and bone ”

From the May 25th 2024 edition

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