Signal doesn&#x27;t have a history of cryptographic flaws and metadata leakage, and Telegram does. The equivalence you&#x27;re drawing here is false.<p>Here&#x27;s an example, from adc and Juliano Rizzo, who co-discovered the TLS BEAST and CRIME vulnerabilities:<p><a href="http:&#x2F;&#x2F;www.alexrad.me&#x2F;discourse&#x2F;a-264-attack-on-telegram-and-why-a-super-villain-doesnt-need-it-to-read-your-telegram-chats.html" rel="nofollow">http:&#x2F;&#x2F;www.alexrad.me&#x2F;discourse&#x2F;a-264-attack-on-telegram-and...</a>