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Set SSH permitemptypasswords to no

Set SSH permitemptypasswords to no Open the ssh configuration file with your editor.vi /etc/ssh/...

Firewall Configuration

Installing and configuring UFW (Uncomplicated Firewall) Add sudo in front of the commands if you...

Disable Or Remove Server Services

Disable or remove server services that are not going to be utilized (e.g. FTP, DNS, LDAP, SMB, DH...

Enable Randomized Virtual Memory Region Placement

Randomized virtual memory region placement Add the below line to /etc/sysctl.confkernel.randomiz...

Restrict Core Dumps

Restricting Core Dumps Add the below to the end of /etc/security/limits.confroot hard core 0 Ad...

Configure Network Time Protocol (NTP)

Network Time Protocol (NTP) configuration Synchronize the system clock with the command below a...

Configure Automatic Updates

Setting up automatic updates Installing unattended-upgrades package Install unattended-upgrades...

Update With The Latest Updates

Updating the server with the latest updates Adding additional repositories Enable any additiona...

Disable AppArmor And Apport

Disable AppArmor and Apport Both AppArmor and Apport can can be safely disabled.  They cause mor...

Change the Default Shell

Change the Default Shell /bin/sh is a symlink to /bin/dash, however we need /bin/bash, not /bin/...

Server Image Installation

Server Image Installation Browse to konsoleH and log in at Admin level Select or search for you...

Server Checklist

Server Checklist Step √ To Do     Preparation 1   Install the server image 2   Ad...

Configure Daily Scans

Configure ClamAV for daily scans Create and edit the file clamscan_daily in the folder /etc/cron...

Install And Enable Anti-Virus Software

Clamav installation Preparation for ClamAV installation Ensure that the EPEL repository has bee...

Install and configure AIDE

Install and configure Host Based IDS (Intrusion Detection System) "AIDE" Install AIDEyum -y inst...

Install And Configure Fail2Ban

Installation Run the command below to install Fail2Ban yum install fail2ban fail2ban-systemd C...

Set SSH permitemptypasswords to no

Set SSH permitemptypasswords to no Open the ssh configuration file with your editor.vi /etc/ssh/...

Disable SSH root login

Disabling root login via SSH Disabling SSH root login will add an extra layer of security. It wo...

Set SSH protocol to 2

Set SSH protocol to 2 SSH has two protocols it may use, protocol 1 and protocol 2. The older pro...

Firewall Configuration

Configuring The Firewall Start and enable the firewall To start and enable the firewall use the...