Update comments and readonly properties

Author: StrangeRanger

auditing/Lynis Installer/lynis-installer.bash

@@ -1,12 +1,9 @@
 #!/bin/bash
 #
-# Name: lynis-installer.bash
-#
-# Description:
-#   This script downloads a security auditing tool called Lynis, designed to scan a
-#   system and identify security issues, and provides recommendations on how to better
-#   secure it. Lynis, unless an error is encountered, will always be downloaded to the
-#   user's root directory (/home/USERNAME/).
+# This script downloads a security auditing tool called Lynis. It is designed to scan a
+# system, identify security issues, and provide recommendations on how to better secure
+# it. Unless an error is encountered, Lynis will always be downloaded to the current
+# user's root directory (`/home/USERNAME/`).
 #
 # Version: v1.0.7
 # License: MIT License

hardening/Root Locker/root-locker.bash

@@ -1,9 +1,6 @@
 #!/bin/bash
 #
-# Name: root-locker.bash
-#
-# Description:
-#   This script locks the root account, preventing users from direct logins as root.
+# This script locks the root account, preventing users from directly logging in as root.
 #
 # Note:
 #   Locking the root account doesn't prevent users from using something like `sudo su`

hardening/SSHD Hardening/harden-sshd.bash

@@ -1,14 +1,10 @@
 #!/bin/bash
 #
-# Name: harden-sshd.bash
-#
-# Description:
-#   This script hardens the sshd-server, by modifying it's configuration file
-#   (sshd_config).
+# This script hardens the ssh server by modifying its configuration file, 'sshd_config'.
 #
 # Note:
-#   This configures sshd_config to the recommendations of the security auditing tool
-#   knonw as Lynis (https://github.com/CISOfy/lynis).
+#   These configurations align with the recommendations of the security auditing tool
+#   known as Lynis (https://github.com/CISOfy/lynis).
 #
 # Version: v2.0.0
 # License: MIT License
@@ -31,11 +27,11 @@ C_NC="$(printf '\033[0m')"
 readonly C_GREEN C_CYAN C_RED C_NC
 
 ## Short-hand colorized messages.
-C_SUCCESS="${C_GREEN}==>${C_NC} "
-C_WARNING="${C_YELLOW}==>${C_NC} "
-C_ERROR="${C_RED}ERROR:${C_NC} "
-C_INFO="${C_BLUE}==>${C_NC} "
-C_NOTE="${C_CYAN}==>${C_NC} "
+readonly C_SUCCESS="${C_GREEN}==>${C_NC} "
+readonly C_WARNING="${C_YELLOW}==>${C_NC} "
+readonly C_ERROR="${C_RED}ERROR:${C_NC} "
+readonly C_INFO="${C_BLUE}==>${C_NC} "
+readonly C_NOTE="${C_CYAN}==>${C_NC} "
 
 # Associative array containing the configuration settings for sshd_config.
 declare -A C_SSHD_CONFIG=(
@@ -83,10 +79,9 @@ readonly C_SSHD_CONFIG
 
 
 ####
-# Description:
-#   Cleanly exit the script.
+# Cleanly exit the script.
 #
-# Arguments:
+# PARAMETERS:
 #   - $1: exit_code (Required)
 #       - The exit code to exit the script with.
 clean_exit() {