BGR: FBI document shows how easy it is to access your encrypted chat data.
[1]https://bgr.com/tech/an-fbi-document-shows-how-easy-it-can-access-your-encryp
ted-chat-data/

References

   1. https://bgr.com/tech/an-fbi-document-shows-how-easy-it-can-access-your-encrypted-chat-data/