Insecure against what? These days, I'm more concerned about corporations data mining my private messages than government snooping, and I'm confident that Telegr

Insecure against what? These days, I'm more concerned about corporations data mining my private messages than government snooping, and I'm confident that Telegram accomplishes that. I'd use different messaging if I was concerned about state-level actors. Much of picking a messaging system comes down to realistically assessing your threat model.