In May 2019, WhatsApp was attacked by hackers who installed spyware on a number of victims' smartphones.[298] The hack, allegedly developed by Israeli surveillance technology firm NSO Group, injected malware onto WhatsApp users' phones via a remote-exploit bug in the app's Voice over IP calling functions. WhatsApp uses a "store https://manuelvbgnt.blazingblog.com/36647481/wat-betekent