Telegram has no known backdoors and, even though it is come in for criticism for using proprietary encryption methods instead of open-source ones, those have yet to be compromised. While no messaging app can guarantee a 100% impermeable defense against determined attackers, Telegram is vulnerabilities are few and either theoretical or based on spoof files fooling users into actively enabling an attack.
ꛁꛁㅤ🦴᪲ 𝗉𝖾𝗊𝗎𝖾𝗇̃𝗈 ᪶ ᛌ 𝖽𝗂𝖺𝗋𝗂𝗈 𝖮꯭𝟥ㅤ 𝖽𝖾 ⬛️ ꨩ 각ㅤ 𝗅𝗂𝗑𝗂𝖾 ㅤതㅤ 𝖻𝗅𝖺𝖼𝗄 from in