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Notes

Update CentOs
root@host:~ yum update
Firewall Installation
ConfigServer Firewall
Download Compressed file in folder
root@host:~ wget http://www.configserver.com/free/csf.tgz↗
Unzip folder and Install
root@host:~ tar -xzf csf.tgz ; root@host:~ cd csf ; root@host/csf:~ sh install.sh;
Test whether you have the required iptables modules
root@host:~ perl /usr/local/csf/bin/csftest.pl
Disable testing mode
root@host:~ vi /etc/csf/csf.conf ; Change testing mode 0 to 1
Enable cPanel security
cphulk / fork bomb protection
Download Rkhunter
root@host:~ cd /tmp ; root@host:~ wget http://rackbank.com/mirror/rkhunter-1.4.0.tar.gz↗ ; root@host:~ tar -zxvf rkhunter-1.4.0.tar.gz ;
Install Rkhunter
root@host:~ cd /temp/rkhunter-1.4.0 root@host:~ ./installer.sh –install
Setting Cronjob and Email Alerts
root@host:~ vi /etc/cron.daily/rkhunter.sh ; #!/bin/sh ( /usr/local/bin/rkhunter --versioncheck /usr/local/bin/rkhunter --update /usr/local/bin/rkhunter -c --cronjob --report-warnings-only ) | /bin/mail -s 'rkhunter Daily Run (Servername)' mailid@mail.com↗,
Permission on the file.
root@host:~ chmod 755 /etc/cron.daily/rkhunter.sh

Details

Tips

Secure server from attacks.

This Server Security is for teams that want consistent execution, less rework, and clear ownership.

Standardize quality - run the same Server Security steps every time, regardless of who executes
Save time - reuse a proven Server Security workflow instead of rebuilding processes from scratch
Improve accountability - assign owners and see what's done vs. what's pending
Onboard faster - use the Server Security checklist as the SOP and training guide
Coordinate across roles - handoffs are clear and everyone works from the same source of truth

How to use this Server Security:

Start by saving it - save as a Template if you'll reuse it, or as a Checklist if it's a one-off project.
Customize it once for your workflow - remove what doesn't apply and add your team-specific steps.
Assign ownership and execute - set owners/due dates where needed and track completion as work happens.
Reuse without rebuilding - when Server Security comes up again, start from your saved version and run it with clear ownership.

5 stars

Scores 4.80 with 59 votes