Every public data breach

44 disclosed this week · 26,355 on record

Signal

Disclosed Aug 15, 20221,900 affectedUnverified

Twilio breach exposes phone numbers and SMS codes of about 1,900 Signal users

Signal said attackers who phished Twilio employees used Twilio's customer support console to access phone numbers or SMS verification codes of about 1,900 Signal users, and that it would notify them.

What is known

People affected1,900 (as reported by the organization)
DisclosedAug 15, 2022
AttackVendor breach
Data exposedPhone numbersCredentials and tokens
SectorTech · US
StatusUnverified: not yet confirmed by an official notice, a filing or the organization

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby seedSource

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

Everything about Signal