Facebook is suing an Israeli cybersecurity firm, claiming it used the social media giant's messaging service to spy on human rights activists, journalists and political dissidents. {"preview_thumbnail":"https://cdn.flowplayer.com/6684a05f-6468-4ecd-87d5-a748773282a3/i/v-i-c…","video_id":"cfa14622-73ab-415f-913f-905eb942a0b9","player_id":"8ca46225-42a2-4245-9c20-7850ae937431","provider":"flowplayer","video":"Top 10 Cities to Travel to in 2020"} In the complaint filed with the U.S. District Court of Northern California on Tuesday, Facebook and its messaging service WhatsApp allege NSO Group Technologies Limited infected 1,400 smartphone users with malware between April and May through ...