They also claim that AppArmor requires fewer modifications to work with existing systems: for example, SELinux requires a filesystem that supports "security labels", and thus cannot provide access control for files mounted via NFS.
他们还认为 AppArmor 对现有系统的要求更低：例如 SELinux 需要支持“安全标签”的文件系统，因此无法为通过 NFS 挂载的文件提供访问控制。