A response to recent reporting in Germany, in service of clarity and accountability:
First, it’s important to be precise when it comes to critical infrastructure like Signal. Signal was not “hacked” — in that our encryption, infrastructure, and the integrity of the app’s code was not compromised. 1/
However, sophisticated attackers have engaged in a harmful phishing campaign, posing as “Signal Support” by changing their profile display name and using social engineering to trick people into handing over their credentials — information that allowed these attackers to take over some targeted Signal accounts. This is something that plagues any mainstream messaging app once it reaches the scale of Signal, but we know how high the stakes are given the trust people place in us. 2/
