Signal alerts 1,900 messaging users to a security threat from Twilio hackers

In this photo illustration the Whatsapp, Telegram, Signal,...
Photo Illustration by Rafael Henrique / SOPA Images / LightRocket via Getty Images

A data breach earlier this month affecting Twilio, a gateway that helps web platforms communicate over SMS or voice, may have had repercussions for users of Signal, the encrypted messaging platform. Today, Signal announced it has alerted 1,900 users that their accounts were potentially revealed to whoever hacked Twilio and said that the attackers searched for three specific numbers during the time they had access.

So far, Signal says it has heard from one of those three users that the attackers used their Twilio access to re-register a new device associated with their number, which would allow them to send and receive messages from that account.

According to Signal, “message history, contact lists, profile information, whom they’d…

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Author: Richard Lawler