Linux file type and vice file name
Always emphasize a concept, that is: Any device under Linux are files, not only that, even the interface of data communication has a proprietary file in charge ~ So, you will? solution, Linux file type is really a
Linux file and directory permissions are mainly controlled by the standard Linux file permissions and Control access list (ACL) two blocks. In general, standard file permissions have met most of our needs, but one of the limitations of this is that
File Servers are one of the most widely used application servers. Because the file server can back up, access control, and permission management of important enterprise files on a unified platform, it can comprehensively improve the security of
Under Linux, Web directories and file permissions must consider the security of the system as a whole. In general, for the directory, you need to set R (read) and X (execute) permissions, and some directories also need W (write permission), for
Related learning materialshttp://blog.sina.com.cn/s/blog_4e2e6d6a0100g47o.htmlhttp:// blog.csdn.net/aegoose/article/details/25439649Directory1 . Linux file system permissions 2. Security configuration for Linux directory file permissions1. linux
default permissions and hidden permissions for files and directoriesA file has several attributes, including basic permissions such as read-write Run (R, W, X), and whether it is a directory (d) with a file (-) or a link file (l), and so on! The
1, the server security settings--Hard drive rights chapterHere to focus on the required permissions, that is, the final folder or hard disk required permissions, you can defend against all kinds of Trojan intrusion, the right to attack,
With the wide application of the mobile network Forum and the discovery of the vulnerability on the Internet, as well as the more and more use of SQL injection attacks, Webshell makes the firewall useless, and a Web server that only makes 80 ports
One, Linux file system three kinds of identities
1), file owner2), the same group of usersusers of the same user group can access the user group's files;Each account can be added to multiple user groups.Files in the same user group can also be set
With the wide application of the mobile network Forum and the discovery of the vulnerability on the Internet, as well as the more and more use of SQL injection attacks, Webshell makes the firewall useless, and a Web server that only makes 80 ports
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