Day2_Task.md

Day 2: Group-Based Access Control Implementation

Task

The system admin team at xFusionCorp Industries has streamlined access management by implementing group-based access control.

Specifications:

• Create a group named nautilus_sftp_users across all App servers within the Stratos Datacenter.

• Add the user jarod into the nautilus_sftp_users group on all App servers. If the user doesn't exist, create it as well.

Steps:

1. Log in to Each App Server:

   ssh your_username@app_server_ip

2. Create the Group:

   sudo  groupadd  nautilus_sftp_users

3. Check if the User Exists:

   id  jarod

4. Create the User (if necessary):

   sudo  useradd  jarod 

5. Add jarod to the Group:

   sudo  usermod  -aG  nautilus_sftp_users  jarod

6. Verify the User is in the Group:

   groups  jarod

7. Command Explanation:

   sudo:  Execute  the  command  with  administrative  privileges.
   groupadd:  Create  a  new  group.
   id:  Check  if  the  user  exists  and  display  user  information.
   useradd:  Add  a  new  user.
   usermod:  Modify  a  user  account.
   -a:  Append  the  user  to  the  specified  group  without  removing  them  from  others.
   -G  nautilus_sftp_users:  Specify  the  group  to  which  the  user  should  be  added.
   jarod:  The  username  of  the  user  being  modified.
   groups:  Display  the  groups  a  user  belongs  to.