The proof-of-concept code for the Microsoft Exchange Server vulnerabilities, that was posted on code repository GitHub and removed by the company, has now been re-posted by a number of people other than the original poster.
A number of well-respected security professionals have slammed the news agency Bloomberg for an op-ed it ran on Tuesday, claiming that WhatsApp's end-to-end encryption was a gimmick, after reports emerged that the app could be exploited by mobile spyware by merely calling the phone of a would-be victim.