Linux Security Hardening: Difference between revisions
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groupadd -g 1200 m3rt50acc | groupadd -g 1200 m3rt50acc | ||
useradd -g 1200 -m -u 1200 m3rt50acc | useradd -g 1200 -m -u 1200 m3rt50acc | ||
* [[Sshd_Configuration#Disallow_root_to_Connect|Disallow root to log in]]. | * [[Sshd_Configuration#Disallow_root_to_Connect|Disallow root to log in]]. | ||
Revision as of 04:22, 22 April 2018
Internal
Overview
Steps
Minimal Footprint
Install a minimal image and add utilities as needed.
Eliminate Users
Remove all unneeded users.
root
Change the root's password to a long, random one.
Scan for Services Listening on Ports
netstat -tupln
Eliminate:
sshd
- Create a special login user with a random name and a long, random password:
groupadd -g 1200 m3rt50acc useradd -g 1200 -m -u 1200 m3rt50acc
TODO
- Penetration detection.