这里主要探讨的是跑路的可能性，而不是隐私保护，这三家的隐私保护从技术上都没什么大问题。 MTProto Utilizes AES in IGE manner (see this, for those who marvel how one can securely use IGE) which is safe towards non-adaptive CPAs. IGE is thought to get not safe towards blockwise-adaptive CPA, but MTProto fixes this in the following method: The workforce known as the little one https://www.mtpoto.com/