Despite the introduction of end-to-end (E2E) encryption, WhatsApp messages that were deleted don't exactly disappear. They can be compromised and accessed by hackers easily within 30 seconds, reveals the findings of a UAE-based non-profit online safety organisation named, Emirates Safer Internet Society (E-SAFE).

Can WhatsApp be hacked in 30 seconds? https://t.co/n17hcR6fJy https://t.co/dhT6sKiuUx …#SafeUpWhatsApp

— E-SAFE Society (@esafesociety) July 31, 2016

In a YouTube video (view embedded tweet above), they explain how unsuspecting users could be tricked by cyber intruders into giving access to their WhatsApp accounts.