In May possibly 2019, WhatsApp was attacked by hackers who installed spy ware on several victims' smartphones.[296] The hack, allegedly developed by Israeli surveillance technologies agency NSO Group, injected malware onto WhatsApp users' phones through a distant-exploit bug from the app's Voice over IP calling functions. This dictionary definitions webpage https://visionaryvault.de/wie-man-die-perfekte-whatsapp-gruppe-findet-ein-leitfaden/