Tootfinder

Iran’s internet shutdown,
now in place for 36 hours
as the authorities seek to quell escalating anti-government protests,
represents a “new high-water mark” in terms of its sophistication and severity, say experts
– and could last a long time.
As the blackout kicked in, 90% of internet traffic to Iran evaporated.
International calls to the country appeared blocked and domestic mobile phones had no service,
said Amir Rashidi, an Iranian digital right…

Ugandan officials turn off internet on eve of national elections https://therecord.media/uganda-internet-shutdown-elections

Careless Whisper: Exploiting Silent Delivery Receipts to Monitor Users on Mobile Instant Messengers
https://arxiv.org/abs/2411.11194
Super interesting work 😍
> "an attacker could extract private information such as the online and activity status of a victim, e.g., screen on/off. More…

Careless Whisper: Exploiting Silent Delivery Receipts to Monitor Users on Mobile Instant Messengers
With over 3 billion users globally, mobile instant messaging apps have become indispensable for both personal and professional communication. Besides plain messaging, many services implement additional features such as delivery and read receipts informing a user when a message has successfully reached its target. This paper highlights that delivery receipts can pose significant privacy risks to users. We use specifically crafted messages that trigger delivery receipts allowing any user to be pi…