アプリケーションの整合性が確認できる場合は true を返します。
それ以外は false を返します。
Note: Use Application.genuineCheckAvailable along with Application.genuine to verify app integrity. Accessing the Application.genuine property is a resource-intensive operation, so do not call it during frame updates or other time-critical code.
You can use this as part of an anti-piracy check. See iOS advanced mobile scripting and Android advanced mobile scripting for more information.