1. First look at a special permission set UID[Email protected]:/home/nfyx/test/umask# which passwd/usr/bin/passwd[Email protected]:/home/nfyx/test/umask# ll/usr/bin/passwd-rwsr-xr-x 1 root root 54256 May 07:37/usr/bin/passwd*[Email
A file has an owner that indicates who created the file. Also, the file has a group number that represents the group to which the file belongs, typically the group to which the file owner belongs.If it is an executable file, at execution time, the
Set UID:SUID permissions are valid only for binary programsPerformer must have X executable permission for the programThis permission is valid only in the course of executing the programPerformer will have permission to host the programSet GID:Sgid
Set UID:SUID permissions are valid only for binary programsPerformer must have X executable permission for the programThis permission is valid only in the course of executing the programPerformer will have permission to host the programSuch as:-rwsr-
Original link http://blogold.chinaunix.net/u2/76620/showart_1134205.html
Each file has an owner, indicating who created the file. At the same time, the file also has a group number, indicating the group to which the file belongs, generally the
create table [dbo].[ tgongwen] ( --tgongwen is red-headed table name [Gid] [int] identity (1, 1) not null , --The ID number of this table, also the primary key [ title] [varchar] ( collate chinese_prc_ci_as ); null ,
The linuxext3 file system supports special permissions for setuid and setgid and sticky. For u, g, o, there are setuid, setgid, and sticky respectively. Force bit and adventure bit are added to the execution permission location: If the execution
Linux File Permission forced bit and adventure bit detailsIn linux, apart from reading, writing, and executing file permissions, file permissions also have special permissions for forcible bit and adventure bit.In linux, the File Permission is as
The linux ext3 file system supports special permissions for setuid and setgid and sticky. For u, g, o, set uid, set gid, and sticky respectively. The Force bit and the adventure bit are added to the execution permission. If the execution permission
Linux File Permission forced bit and adventure bit details
In Linux, apart from reading, writing, and executing file permissions, file permissions also have special permissions for forcible bit and adventure bit.
In Linux, the File Permission is as
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