In this blog post, we’ll explore this question in detail and provide some useful insights to help you make an informed decision. But what happens when you decide to delete the app? Will people know if I delete the Telegram app? It’s often seen as an alternative to other popular messaging apps, like WhatsApp and Facebook Messenger. See a list of my stories or contact me.Telegram is a popular messaging app that has gained widespread attention for its focus on privacy and security. And I wrote a book called MAKE about building startups without funding.

I'm on Twitter too if you'd like to follow more of my stories. adding an (optional) password to every phone’s account to make it more difficult to do this. I’d suggest Telegram adds some sort of extra authentication, e.g. It can mean sitting next to a co-worker, peeking over someone’s phone in the train, or even watching someone’s idle phone from a HD security camera. Now physical access sounds quite a feat, but it’s not. If you have physical access to someone’s phone, you can read the code and get access to their messages. So, without unlocking the phone you can read the code and sign in to Telegram. IPhone and Android phones show new text messages by default as a notification on the lock screen. Using Webogram, an awesome open-source web client for Telegram, you can sign in to any account you have the phone number of, by simply authenticating via SMS. Well, yeah, but then getting access to anyone’s Telegram account is trivially easy. That’s a bit scary, but as long as nobody can access your messages, that’s fine. Unless you delete that history, it’s accessible perpetually. Telegram stores users’ message history on its servers. But this week I found out it’s trivially easy to get access to someone’s message history. Miraculously I managed to convince 95% of my friends to install Telegram and switch too. When Facebook announced it acquired WhatsApp, I immediately switched for privacy reasons.

Https my telegram