Categories Articles In the battle of Telegram vs Signal, Elon Musk casts doubt on the security of the app he once championed Post author By crystalg Post date May 12, 2024 Business Insider Business Insider Tags battle, casts, championed, doubt, Elon, Musk, Once, Security, Signal, Telegram ← The rise of the audio-only video game → Duke Students Walk Out on Seinfeld as Graduation Ceremonies Are Marked by Protests