WhatsApp retains and stores chat logs even after those chats have been deleted, according to a post today by iOS researcher Jonathan Zdziarski. Examining disk images taken from the most recent version of the app, Zdziarski found that the software retains and stores a forensic trace of the chat logs even after the chats have been deleted, creating a potential treasure trove of information for anyone with physical access to the device. The same data could also be recoverable through any remote backup systems in place.
Read more: http://www.theverge.com/2016/7/28/12319610/whatsapp-forensic-security-deleted-chats-encryption?source=Snapzu
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