| 摘要 |
<p>A first problem is that information on a subject executed on a requestor OS cannot be referred to from a request destination OS. A second problem is that an access right check cannot be conducted on the requestor OS based on the information on the subject executed on the requestor OS. When the subject that is an access main body on the requestor OS issues an access request to access an object that is an access target on the request destination OS, the access right check is conducted according to the right of the subject executed on the requestor OS by acquiring the subject information on the subject from the request destination OS, by adding the subject information to the access request, or by notifying the request destination OS of subject information after switching when switching of the executed subject occurs on the requestor OS.</p> |
