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August 2, 2016 10:00 pm

Hackers Break Into Telegram, Revealing 15 Million Users' Phone Numbers

A vulnerability in Telegram has exposed the data of millions of people in Iran. Hackers in the country have compromised dozens of accounts by an SMS redirection hack, and also identified phone numbers of 15 million users, according to a report on Reuters. From the report: The attacks, which took place this year and have not been previously reported, jeopardized the communications of activists, journalists and other people in sensitive positions in Iran, where Telegram is used by some 20 million people, said independent cyber researcher Collin Anderson and Amnesty International technologist Claudio Guarnieri, who have been studying Iranian hacking groups for three years.As for the attack, hackers aren't targeting the encryption that protects messages between accounts, but how a phone number is tied to an account. When a user adds a new device to their Telegram account, the new device is confirmed through a one-time SMS message. Hackers are intercepting that SMS and cloning the data to a compromised device.

Read more of this story at Slashdot.


Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/GRZe0MFypnA/hackers-break-into-telegram-revealing-15-million-users-phone-numbers

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