WeChat didn't use end-2-end encryption at all, at least up till 2016. [1] [1]: https://cointelegraph.com/news/skype-wechat-snapchat-thrashed-by-amnesty-intl-fo

WeChat didn't use end-2-end encryption at all, at least up till 2016. [1] [1]: https://cointelegraph.com/news/skype-wechat-snapchat-thrashed-by-amnesty-intl-for-lack-of-basic-privacy-protection https://cointelegraph.com/news/skype-wechat-snapchat-thrashe...