WordPress 4.8.2 is now available. This is a security release for all previous versions and we strongly encourage you to update your sites immediately.
WordPress versions 4.8.1 and earlier are affected by these security issues. For more info go to https://wordpress.org/news/2017/09/wordpress-4-8-2-security-and-maintenance-release/
When registering a .CA name, if the country is not the US or Canada, a US state is no longer required.