dev.lucaszapico.space-v4

This is a general note catch for server setup, configuration and security best practices.

Server configuration has a fair over lap with ssh and general Linux commands. Because of this overlap some content may be referenced only.

ssh notes

Configring A New Server Checklist

[ ] add new admin
[ ] disable root admin

Access Remote Server


ssh -v [email protected]

Adding Users, Passwords and Groups via ClI

Add User


useradd <new-username>


id <new-username>

Add Password to User


sudo passwd <new-username>
# props for password and password confirmation

Add User to Group


sudo usermod -aG <group> <user-name>

Add User to Group


sudo usermod -d  <user-name> <group>

Delete User Group


sudo groupdel <group>

🚨 security when configuring a new server first add a new admin and disable the root user.

Role Naming Convention

💡 The naming conventions are just general options. Also note that by using one of these hackers have a known vector to brut force a server.

<auth-level>.<firstname>.<surname>@<domain>

Option One


EA-first.last # Enterprise Admin.

DA-first.last # Domain Admin.

SA-first.last # Server Admin.

WA-first.last # Workstation Admin.

First.last # user level.

Option Two


Tier One (Domain Admin): t1.username

Tier Two (Server-Only Admin): t2.username

Tier Three (Workstation-Only Admin): t3.username

(standard daily-driver): username