XRay

https://xtls.github.io/ru/document/level-0/ch02-preparation.html#_2-2-%D0%B2%D1%8B%D0%B1%D0%BE%D1%80-%D0%B4%D0%BE%D0%BC%D0%B5%D0%BD%D0%BD%D0%BE%D0%B3%D0%BE-%D0%B8%D0%BC%D0%B5%D0%BD%D0%B8