The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2025
Filed:
Dec. 29, 2022
Qnap Systems, Inc., New Taipei, TW;
Tsu-Yu Wu, New Taipei, TW;
QNAP Systems, Inc., New Taipei, TW;
Abstract
An access control list (ACL) management method is provided. The ACL management method is used in a file system and includes: storing an ACL pattern, where the ACL pattern corresponds to a subtree of a directory tree in the file system and includes a root access control list (RACL), the ACL of the root node of the subtree is the RACL, the ACL of each non-root directory of the subtree is the same inherited directory access control list (DACL) generated according to the RACL, and the ACL of each non-root file of the subtree is the same inherited file access control list (FACL) generated according to the RACL. A data storage device and a computer-readable medium for executing the ACL management method are also provided.