CHMOD is a command used to change file or directory permissions.
Meaning of the values for CHMOD:
- 700: Only the owner can read it.
- 755: Everyone can read but not write.
- 775: Only the group can read and write.
- 770: No one except the group can read it.
- 666: Everyone can read and write.
- 777: Everyone can read, write and perform.
