John Leyden reports:
Users of WhatsApp need be aware that the popular messaging service collects phone numbers, call duration and other information, according to new research.
A network forensic examination by computer scientists at the University of New Haven found that WhatsApp uses the FunXMPP protocol, a binary-efficient encoded Extensible Messaging and Presence Protocol (XMPP), for message exchange.
Decrypting the network traffic isn’t simple, the researchers discovered, as both access to data on the device and full network traffic is required.
Read more on The Register.