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Showing posts from May, 2019

Why WhatsApp Will Never Be Secure

The world seems to be shocked by the news that WhatsApp turned any phone into spyware. Everything on your phone, including photos, emails and texts was accessible by attackers just because you had WhatsApp installed [1] .   This news didn’t surprise me though. Last year WhatsApp had to admit they had a very similar issue – a single video call via WhatsApp was all a hacker needed to get access to your phone’s entire data [2] .  Every time WhatsApp has to fix a critical vulnerability in their app, a new one seems to appear in its place. All of their security issues are conveniently suitable for surveillance, and look and work a lot like backdoors.   Unlike Telegram, WhatsApp is not open source, so there’s no way for a security researcher to easily check whether there are backdoors in its code. Not only does WhatsApp not publish its code, they do the exact opposite: WhatsApp deliberately obfuscates their apps’ binaries to make sure no one is able to study them thoroughly.  WhatsApp