shell permissions
Lets have a look at shell permisions
chmod
sudo
su
chown
chgrp
id
groups
whoami
adduser
useradd
addgroup
By the end of this project, you should be able to explain to anyone Without the help of google the following concepts
- What do the commands
chmod
,sudo
,su
,chown
,chgrp
do - Linux file permissions
- How to represent each of the three sets of permissions (owner, group, and other) as a single digit
- How to change permissions, owner and group of a file
- Why can’t a normal user chown a file
- How to run a command with root privileges
- How to change user ID or become superuser
- How to create a user
- How to create a group
- How to print real and effective user and group IDs
- How to print the groups a user is in
- How to print the effective userid