
Вот, например, ссылочка на официальное уведомление от гитхаба. Вот из него самая мякотка:
Under our Terms of Service, users may only access and use GitHub.com in compliance with applicable law, including U.S. export control and sanctions laws.
Users are responsible for ensuring that the content they develop and share on GitHub.com complies with the U.S. export control laws, including the EAR and the U.S. International Traffic in Arms Regulations (ITAR).
U.S. trade control laws restrict what GitHub.com services can be made available to users in certain countries and territories.
On which countries and territories are U.S. government sanctions applied?
Crimea, Cuba, Iran, North Korea, and Syria.
Домашнее задание: самостоятельно найти подобные документы на aws и прочих интересующих сервисах.
https://help.github.com/en/articles/github-and-trade-controls