Keyauth Source Code [upd]

: Often implemented as a threaded background check ( start_ban_monitor ) that polls the server to see if a user has been blacklisted mid-session.

: KeyAuth's official documentation explicitly states they are an authentication service, not an obfuscation service . You must still use tools like VMProtect or Themida to protect your local binary from being patched. keyauth source code

: Client-side implementations (like the C++ Library ) that act as a wrapper for communicating with the API. Key Source Code Components : Often implemented as a threaded background check