Secuve Co., Ltd.

You-Jin Eun

Ki-Yoong Hong

Min-Goo Lee

Protection for a file system is provided. The protection includes generating first digital signature keys and a system security manager's certificate for a system security manager. A system security manager's certificate is stored onto a security kernel when installing an operating system on a server computer. Second digital signature keys and a user's certificate are generated for a general user. An access authority of the file system is set. A user is identified through a digital signature authentication method when the user tries to access the file system. The user is given access authority for the file in accordance with an identification result.

Growing community of inventors

Kyoungki-do, South Korea

You-Jin Eun