Pavel Durov, the founder of Telegram, discusses the recent hacking of Amazon boss Jeff Bezos’ iPhone in a new blog post, explaining that despite Facebook putting the blame on iOS, WhatsApp is the one that facilitated the attack.

Durov says that despite iOS devices having “loads of privacy-related issues,”, WhatsApp is the culprit here, as the corrupt video vulnerability exposes not only iPhones, but also Android and Windows Phone devices. This means all mobile devices where WhatsApp is installed can be hacked with an exploit aimed at that security flaw, he says.

Furthermore, Durov says the vulnerability doesn’t exist in other apps on iOS, so hacking an iPhone wher…