WhatsApp and Telegram may not be as secure you think hints new study

Popular mobile messengers like WhatsApp expose personal data via discovery services that allow users to find contacts based on phone numbers from their address book, say researchers.

WhatsApp and Telegram may not be as secure you think hints new study
Popular mobile messengers like WhatsApp expose personal data via discovery services that allow users to find contacts based on phone numbers from their address book, say researchers.