

Users must always remember that Telegram is not end-to-end encrypted by default, and as such its security is weaker than WhatsApp and iMessage, to say nothing of Signal. There are other security risks with Telegram, of course, impacting the more than half-billion users the platform has now secured. These attacks were on Windows PCs, and you should be running some form of security software in any case. Of course, the other critical advice is the same-old “don’t open email attachments,” unless you’re sure of the sender and message.
