Attacks on WhatsApp, Signal, and Telegram in the News


Our NDSS’21 paper All the Numbers are US: Large-scale Abuse of Contact Discovery in Mobile Messengers (opens in new tab) by Christoph Hagen, Christian Weinert, Christoph Sendner, Alexandra Dmitrienko, and Thomas Schneider is featured in the news! More details and a pre-print available at (see here for German version).

University press releases (15.09.20):

National newspapers and websites (all in German):

International newspapers and websites:

DPA report (in German): “Privatsphäre-Check bei Messengern ist wichtig” (15.09.20)

Social news websites and blogs: