telegram

December 10, 2018

THREAT RESEARCH

in(Secure) messaging apps — How side-channel attacks can compromise privacy in WhatsApp, Telegram, and Signal

Messaging applications have been around since the inception of the internet. But recently, due to the increased awareness around mass surveillance in some countries, more users are installing end-to-end encrypted...

November 5, 2018

THREAT RESEARCH

Persian Stalker pillages Iranian users of Instagram and Telegram

State-sponsored actors have a number of different techniques at their disposal to remotely gain access to social media and secure messaging applications. Starting in 2017 and continuing through 2018, Cisco...