Table 71-1 shows the octal values for setting file and directory permissions. You use these numbers in sets of three to set permissions for owner, group, and other (in that order). For example, the value 644 sets read/write permissions for owner, and read-only permissions for group and other.
Table 71-1 Octal Values for File Permissions
Value |
Description |
---|---|
0 |
No permissions |
1 |
Execute-only |
2 |
Write-only |
3 |
Write, execute |
4 |
Read-only |
5 |
Read, execute |
6 |
Read, write |
7 |
Read, write, execute |