Sheryl Sandberg defends WhatsApp's end-to-end encryption policy

Facebook's chief operating officer Sheryl Sandberg has responded to the suggestion that messaging apps and social networks should remove end-to-end encryption – implying such a move would be a step backwards for governments looking to monitor extremism online.
The executive tackled the issue on Sunday's edition of Desert Island Discs on BBC Radio 4. She said that if Facebook-owned WhatsApp was to ditch encryption, which prevents authorities from seeing th