diff --git a/class/class-mainwp-child-ithemes-security.php b/class/class-mainwp-child-ithemes-security.php
index 89e80f9..34101a4 100644
--- a/class/class-mainwp-child-ithemes-security.php
+++ b/class/class-mainwp-child-ithemes-security.php
@@ -1,10 +1,9 @@
 <?php
-
-/*
+/**
  *
  * Credits
  *
- * Plugin-Name: iThemes Security
+ * Plugin Name: iThemes Security
  * Plugin URI: https://ithemes.com/security
  * Author: iThemes
  * Author URI: https://ithemes.com
@@ -13,13 +12,13 @@
  * The code is used for the MainWP iThemes Security Extension
  * Extension URL: https://mainwp.com/extension/ithemes-security/
  *
-*/
+ */
 
 class MainWP_Child_iThemes_Security {
 	public static $instance     = null;
 	public $is_plugin_installed = false;
 
-	static function Instance() {
+	public static function Instance() {
 		if ( null === self::$instance ) {
 			self::$instance = new MainWP_Child_iThemes_Security();
 		}
@@ -29,7 +28,7 @@ class MainWP_Child_iThemes_Security {
 
 	public function __construct() {
 		require_once ABSPATH . 'wp-admin/includes/plugin.php';
-		if ( is_plugin_active( 'better-wp-security/better-wp-security.php') || is_plugin_active( 'ithemes-security-pro/ithemes-security-pro.php' ) ) {
+		if ( is_plugin_active( 'better-wp-security/better-wp-security.php' ) || is_plugin_active( 'ithemes-security-pro/ithemes-security-pro.php' ) ) {
 			$this->is_plugin_installed = true;
 		}
 
@@ -39,15 +38,15 @@ class MainWP_Child_iThemes_Security {
 
 		add_filter( 'mainwp-site-sync-others-data', array( $this, 'syncOthersData' ), 10, 2 );
 	}
-	// ok
-	function syncOthersData( $information, $data = array() ) {
+
+	public function syncOthersData( $information, $data = array() ) {
 		if ( is_array( $data ) && isset( $data['ithemeExtActivated'] ) && ( 'yes' === $data['ithemeExtActivated'] ) ) {
 			try {
 				$information['syncIThemeData'] = array(
 					'users_and_roles' => $this->get_available_admin_users_and_roles(),
 				);
 			} catch ( Exception $e ) {
-				error_log($e->getMessage());
+				error_log( $e->getMessage() );
 			}
 		}
 		return $information;
@@ -55,7 +54,7 @@ class MainWP_Child_iThemes_Security {
 
 	public function action() {
 		$information = array();
-		if ( ! class_exists( 'ITSEC_Core' ) || ! class_exists('ITSEC_Modules') ) {
+		if ( ! class_exists( 'ITSEC_Core' ) || ! class_exists( 'ITSEC_Modules' ) ) {
 			$information['error'] = 'NO_ITHEME';
 			MainWP_Helper::write( $information );
 		}
@@ -122,7 +121,7 @@ class MainWP_Child_iThemes_Security {
 		MainWP_Helper::write( $information );
 	}
 
-	function set_showhide() {
+	public function set_showhide() {
 		$hide = isset( $_POST['showhide'] ) && ( 'hide' === $_POST['showhide'] ) ? 'hide' : '';
 		MainWP_Helper::update_option( 'mainwp_ithemes_hide_plugin', $hide );
 		$information['result'] = 'success';
@@ -135,12 +134,12 @@ class MainWP_Child_iThemes_Security {
 			return;
 		}
 
-		if ( get_option( 'mainwp_ithemes_hide_plugin' ) === 'hide' ) {
+		if ( 'hide' === get_option( 'mainwp_ithemes_hide_plugin' ) ) {
 			add_filter( 'all_plugins', array( $this, 'all_plugins' ) );
 			add_action( 'admin_menu', array( $this, 'remove_menu' ) );
 			add_action( 'admin_init', array( $this, 'admin_init' ) );
 			add_action( 'admin_head', array( &$this, 'custom_admin_css' ) );
-			if ( isset($_GET['page']) && ( $_GET['page'] == 'itsec' || $_GET['page'] == 'itsec-security-check' ) ) {
+			if ( isset( $_GET['page'] ) && ( 'itsec' == $_GET['page'] || 'itsec-security-check' == $_GET['page'] ) ) {
 				wp_redirect( get_option( 'siteurl' ) . '/wp-admin/index.php' );
 				exit();
 			}
@@ -166,7 +165,7 @@ class MainWP_Child_iThemes_Security {
 		remove_menu_page( 'itsec' );
 	}
 
-	function custom_admin_css() {
+	public function custom_admin_css() {
 		?>
 		<style type="text/css">
 			#wp-admin-bar-itsec_admin_bar_menu{
@@ -176,7 +175,7 @@ class MainWP_Child_iThemes_Security {
 		<?php
 	}
 
-	function save_settings() {
+	public function save_settings() {
 
 		if ( ! class_exists( 'ITSEC_Lib' ) ) {
 			require ITSEC_Core::get_core_dir() . '/core/class-itsec-lib.php';
@@ -194,14 +193,11 @@ class MainWP_Child_iThemes_Security {
 			'404-detection',
 			'network-brute-force',
 			'ssl',
-			// 'strong-passwords',
 			'password-requirements',
 			'system-tweaks',
 			'wordpress-tweaks',
 			'multisite-tweaks',
 			'notification-center',
-			// 'salts',
-			// 'content-directory',
 		);
 
 		$require_permalinks = false;
@@ -209,56 +205,56 @@ class MainWP_Child_iThemes_Security {
 		$errors             = array();
 		$nbf_settings       = array();
 
-		$update_settings = maybe_unserialize( base64_decode( $_POST['settings'] ) );
+		$update_settings = maybe_unserialize( base64_decode( $_POST['settings'] ) ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions -- base64_encode function is used for benign reasons.
 
 		foreach ( $update_settings as $module => $settings ) {
 			$do_not_save = false;
-			if ( in_array($module, $_itsec_modules) ) {
-				if ( $module == 'wordpress-salts' ) {
-					$settings['last_generated'] = ITSEC_Modules::get_setting( $module, 'last_generated' ); // not update
-				} elseif ( $module == 'global' ) {
+			if ( in_array( $module, $_itsec_modules ) ) {
+				if ( 'wordpress-salts' == $module ) {
+					$settings['last_generated'] = ITSEC_Modules::get_setting( $module, 'last_generated' );
+				} elseif ( 'global' == $module ) {
 					$keep_olds = array( 'did_upgrade', 'log_info', 'show_new_dashboard_notice', 'show_security_check', 'nginx_file' );
 					foreach ( $keep_olds as $key ) {
-						$settings[ $key ] = ITSEC_Modules::get_setting( $module, $key ); // not update
+						$settings[ $key ] = ITSEC_Modules::get_setting( $module, $key );
 					}
 
-					if ( ! isset($settings['log_location']) || empty($settings['log_location']) ) {
+					if ( ! isset( $settings['log_location'] ) || empty( $settings['log_location'] ) ) {
 						$settings['log_location'] = ITSEC_Modules::get_setting( $module, 'log_location' );
 					} else {
-						$result = $this->validate_directory('log_location', $settings['log_location']);
-						if ( $result !== true ) {
+						$result = $this->validate_directory( 'log_location', $settings['log_location'] );
+						if ( true !== $result ) {
 							$errors[]                 = $result;
-							$settings['log_location'] = ITSEC_Modules::get_setting( $module, 'log_location' ); // no change
+							$settings['log_location'] = ITSEC_Modules::get_setting( $module, 'log_location' );
 						}
 					}
-				} elseif ( $module == 'backup' ) {
-					if ( ! isset($settings['location']) || empty($settings['location']) ) {
+				} elseif ( 'backup' == $module ) {
+					if ( ! isset( $settings['location'] ) || empty( $settings['location'] ) ) {
 						$settings['location'] = ITSEC_Modules::get_setting( $module, 'location' );
 					} else {
-						$result = $this->validate_directory('location', $settings['location']);
-						if ( $result !== true ) {
+						$result = $this->validate_directory( 'location', $settings['location'] );
+						if ( true !== $result ) {
 							$errors[]             = $result;
-							$settings['location'] = ITSEC_Modules::get_setting( $module, 'location' ); // no change
+							$settings['location'] = ITSEC_Modules::get_setting( $module, 'location' );
 						}
 					}
-					if ( ! isset($settings['exclude']) ) {
+					if ( ! isset( $settings['exclude'] ) ) {
 						$settings['exclude'] = ITSEC_Modules::get_setting( $module, 'exclude' );
 
 					}
-				} elseif ( $module == 'hide-backend' ) {
-					if ( isset($settings['enabled']) && ! empty($settings['enabled']) ) {
+				} elseif ( 'hide-backend' == $module ) {
+					if ( isset( $settings['enabled'] ) && ! empty( $settings['enabled'] ) ) {
 						$permalink_structure = get_option( 'permalink_structure', false );
 						if ( empty( $permalink_structure ) && ! is_multisite() ) {
-							$errors[]           = __( 'You must change <strong>WordPress permalinks</strong> to a setting other than "Plain" in order to use "Hide Backend" feature.', 'better-wp-security' );
+							$errors[]           = __( 'You must change <strong>WordPress permalinks</strong> to a setting other than "Plain" in order to use "Hide Backend" feature.', 'mainwp-child' );
 							$require_permalinks = true;
 							$do_not_save        = true;
 						}
 					}
-				} elseif ( $module == 'network-brute-force' ) {
+				} elseif ( 'network-brute-force' == $module ) {
 
 					if ( isset( $settings['email'] ) ) {
-						$result = $this->activate_api_key($settings);
-						if ( $result === false ) {
+						$result = $this->activate_api_key( $settings );
+						if ( false === $result ) {
 							$nbf_settings = $settings;
 							$errors[]     = 'Error: Active iThemes Network Brute Force Protection Api Key';
 						} else {
@@ -266,8 +262,7 @@ class MainWP_Child_iThemes_Security {
 						}
 					} else {
 						$previous_settings = ITSEC_Modules::get_settings( $module );
-						// update 'enable_ban' field only
-						if ( isset($settings['enable_ban']) ) {
+						if ( isset( $settings['enable_ban'] ) ) {
 							$previous_settings['enable_ban'] = $settings['enable_ban'];
 							$nbf_settings                    = $previous_settings;
 						} else {
@@ -276,16 +271,16 @@ class MainWP_Child_iThemes_Security {
 						}
 					}
 					$settings = $nbf_settings;
-				} elseif ( $module == 'notification-center' ) {
+				} elseif ( 'notification-center' == $module ) {
 					$current_settings = ITSEC_Modules::get_settings( $module );
-					if ( isset($settings['notifications']) ) {
+					if ( isset( $settings['notifications'] ) ) {
 						$update_fields = array( 'schedule', 'enabled', 'subject' );
-						if ( isset($_POST['is_individual']) && $_POST['is_individual'] ) {
-							$update_fields = array_merge($update_fields, array( 'user_list', 'email_list' ));
+						if ( isset( $_POST['is_individual'] ) && $_POST['is_individual'] ) {
+							$update_fields = array_merge( $update_fields, array( 'user_list', 'email_list' ) );
 						}
 						foreach ( $settings['notifications'] as $key => $val ) {
 							foreach ( $update_fields as $field ) {
-								if ( isset($val[ $field ]) ) {
+								if ( isset( $val[ $field ] ) ) {
 									$current_settings['notifications'][ $key ][ $field ] = $val[ $field ];
 								}
 							}
@@ -341,23 +336,23 @@ class MainWP_Child_iThemes_Security {
 
 		$return['nbf_settings'] = $nbf_settings;
 
-		if ( ! empty($errors) ) {
+		if ( ! empty( $errors ) ) {
 			$return['extra_message'] = $errors;
 		}
 
 		if ( $updated ) {
 			$return['result'] = 'success';
 		} else {
-			$return['error'] = __('Not Updated', 'mainwp-child' );
+			$return['error'] = __( 'Not Updated', 'mainwp-child' );
 		}
 
 		return $return;
 	}
 
 	public static function activate_network_brute_force() {
-		$data        = maybe_unserialize( base64_decode( $_POST['data'] ) );
+		$data        = maybe_unserialize( base64_decode( $_POST['data'] ) ); // phpcs:ignore WordPress.PHP.DiscouragedPHPFunctions -- base64_encode function is used for benign reasons.
 		$information = array();
-		if ( is_array($data) ) {
+		if ( is_array( $data ) ) {
 			$settings                  = ITSEC_Modules::get_settings( 'network-brute-force' );
 			$settings['email']         = $data['email'];
 			$settings['updates_optin'] = $data['updates_optin'];
@@ -368,10 +363,9 @@ class MainWP_Child_iThemes_Security {
 			} elseif ( $results['saved'] ) {
 				ITSEC_Modules::activate( 'network-brute-force' );
 				$nbf_settings = ITSEC_Modules::get_settings( 'network-brute-force' );
-				// ITSEC_Response::set_response( '<p>' . __( 'Your site is now using Network Brute Force Protection.', 'better-wp-security' ) . '</p>' );
 			}
 		}
-		if ( $nbf_settings !== null ) {
+		if ( null !== $nbf_settings ) {
 			$information['nbf_settings'] = $nbf_settings;
 			$information['result']       = 'success';
 		}
@@ -385,12 +379,12 @@ class MainWP_Child_iThemes_Security {
 			$result = ITSEC_Lib_Directory::create( $folder );
 
 			if ( is_wp_error( $result ) ) {
-				$error = sprintf( _x( 'The directory supplied in %1$s cannot be used as a valid directory. %2$s', '%1$s is the input name. %2$s is the error message.', 'better-wp-security' ), $name, $result->get_error_message() );
+				$error = sprintf( _x( 'The directory supplied in %1$s cannot be used as a valid directory. %2$s', '%1$s is the input name. %2$s is the error message.', 'mainwp-child' ), $name, $result->get_error_message() );
 			}
 		}
 
 		if ( empty( $error ) && ! ITSEC_Lib_Directory::is_writable( $folder ) ) {
-			$error = sprintf( __( 'The directory supplied in %1$s is not writable. Please select a directory that can be written to.', 'better-wp-security' ), $name );
+			$error = sprintf( __( 'The directory supplied in %1$s is not writable. Please select a directory that can be written to.', 'mainwp-child' ), $name );
 		}
 
 		if ( empty( $error ) ) {
@@ -408,15 +402,11 @@ class MainWP_Child_iThemes_Security {
 		$key = ITSEC_Network_Brute_Force_Utilities::get_api_key( $settings['email'], $settings['updates_optin'] );
 		if ( is_wp_error( $key ) ) {
 			return false;
-			// $this->set_can_save( false );
-			// $this->add_error( $key );
 		} else {
 			$secret = ITSEC_Network_Brute_Force_Utilities::activate_api_key( $key );
 
 			if ( is_wp_error( $secret ) ) {
 				return false;
-				// $this->set_can_save( false );
-				// $this->add_error( $secret );
 			} else {
 				$settings['api_key']    = $key;
 				$settings['api_secret'] = $secret;
@@ -429,7 +419,7 @@ class MainWP_Child_iThemes_Security {
 		unset( $settings['email'] );
 		return $settings;
 	}
-	function backup_status() {
+	public function backup_status() {
 		$status = 0;
 		if ( ! is_multisite() && class_exists( 'backupbuddy_api' ) && count( backupbuddy_api::getSchedules() ) >= 1 ) {
 			$status = 1;
@@ -480,20 +470,20 @@ class MainWP_Child_iThemes_Security {
 			);
 			add_site_option( 'itsec_temp_whitelist_ip', $response );
 			$response['exp_diff'] = human_time_diff( $itsec_globals['current_time'], $response['exp'] );
-			$response['message1'] = __( 'Your IP Address', 'better-wp-security' );
-			$response['message2'] = __( 'is whitelisted for', 'better-wp-security' );
+			$response['message1'] = __( 'Your IP Address', 'mainwp-child' );
+			$response['message2'] = __( 'is whitelisted for', 'mainwp-child' );
 
 			return $response;
 		}
 	}
 
-	function whitelist_release() {
+	public function whitelist_release() {
 		delete_site_option( 'itsec_temp_whitelist_ip' );
 
 		return 'success';
 	}
 
-	function backup_db() {
+	public function backup_db() {
 		global $itsec_backup, $mainwp_itsec_modules_path;
 
 		if ( ! isset( $itsec_backup ) ) {
@@ -517,10 +507,10 @@ class MainWP_Child_iThemes_Security {
 			$return['result']  = 'success';
 			$return['message'] = $result;
 		} else {
-			$str_error = sprintf( __( 'The backup request returned an unexpected response. It returned a response of type <code>%1$s</code>.', 'better-wp-security' ), gettype( $result ) );
+			$str_error = sprintf( __( 'The backup request returned an unexpected response. It returned a response of type <code>%1$s</code>.', 'mainwp-child' ), gettype( $result ) );
 		}
 
-		if ( ! empty($str_error) ) {
+		if ( ! empty( $str_error ) ) {
 			$return['error'] = $str_error;
 		}
 
@@ -543,11 +533,11 @@ class MainWP_Child_iThemes_Security {
 			}
 		} else {
 			$return['result']  = 'success';
-			$return['message'] = __( 'The WordPress salts were successfully regenerated.', 'better-wp-security' );
+			$return['message'] = __( 'The WordPress salts were successfully regenerated.', 'mainwp-child' );
 			$last_generated    = ITSEC_Core::get_current_time_gmt();
 			ITSEC_Modules::set_setting( 'wordpress-salts', 'last_generated', $last_generated );
 		}
-		if ( ! empty($str_error) ) {
+		if ( ! empty( $str_error ) ) {
 			$return['error'] = $str_error;
 		}
 		return $return;
@@ -622,10 +612,10 @@ class MainWP_Child_iThemes_Security {
 				$row[]       = sprintf( '%o', $permissions );
 
 				if ( ! $permissions || $permissions != $suggested_permissions ) {
-					$row[] = __( 'WARNING', 'better-wp-security' );
+					$row[] = __( 'WARNING', 'mainwp-child' );
 					$row[] = '<div style="background-color: #FEFF7F; border: 1px solid #E2E2E2;">&nbsp;&nbsp;&nbsp;</div>';
 				} else {
-					$row[] = __( 'OK', 'better-wp-security' );
+					$row[] = __( 'OK', 'mainwp-child' );
 					$row[] = '<div style="background-color: #22EE5B; border: 1px solid #E2E2E2;">&nbsp;&nbsp;&nbsp;</div>';
 				}
 
@@ -635,24 +625,24 @@ class MainWP_Child_iThemes_Security {
 			$class = 'entry-row';
 			ob_start();
 			?>
-		<p><input type="button" id="itsec-file-permissions-reload_file_permissions" name="file-permissions[reload_file_permissions]" class="button-primary itsec-reload-module" value="<?php _e('Reload File Permissions Details', 'mainwp-child'); ?>"></p>
+		<p><input type="button" id="itsec-file-permissions-reload_file_permissions" name="file-permissions[reload_file_permissions]" class="button-primary itsec-reload-module" value="<?php esc_attr_e( 'Reload File Permissions Details', 'mainwp-child' ); ?>"></p>
 		<table class="widefat">
 			<thead>
 				<tr>
-					<th><?php _e( 'Relative Path', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Suggestion', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Value', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Result', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Status', 'better-wp-security' ); ?></th>
+					<th><?php esc_html_e( 'Relative Path', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Suggestion', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Value', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Result', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Status', 'mainwp-child' ); ?></th>
 				</tr>
 			</thead>
 			<tfoot>
 				<tr>
-					<th><?php _e( 'Relative Path', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Suggestion', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Value', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Result', 'better-wp-security' ); ?></th>
-					<th><?php _e( 'Status', 'better-wp-security' ); ?></th>
+					<th><?php esc_html_e( 'Relative Path', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Suggestion', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Value', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Result', 'mainwp-child' ); ?></th>
+					<th><?php esc_html_e( 'Status', 'mainwp-child' ); ?></th>
 				</tr>
 			</tfoot>
 			<tbody>
@@ -678,25 +668,24 @@ class MainWP_Child_iThemes_Security {
 			require_once $mainwp_itsec_modules_path . 'file-change/scanner.php';
 		}
 		$result = ITSEC_File_Change_Scanner::run_scan( false );
-		if ( $result === false || $result === true || $result === -1 ) {
+		if ( false === $result || true === $result || -1 === $result ) {
 			$return['result']      = 'success';
 			$return['scan_result'] = $result;
 		}
 		return $return;
 	}
 
-	function admin_user() {
+	public function admin_user() {
 
 		$settings = $_POST['settings'];
 
-		if ( ! is_array($settings) ) {
+		if ( ! is_array( $settings ) ) {
 			$settings = array();
 		}
 
 		$new_username = isset( $settings['new_username'] ) ? $settings['new_username'] : '';
 		$change_id    = isset( $settings['change_id'] ) && $settings['change_id'] ? true : false;
 
-		// load utility functions
 		if ( ! class_exists( 'ITSEC_Lib' ) ) {
 			global $itsec_globals;
 			require ITSEC_Core::get_core_dir() . '/core/class-itsec-lib.php';
@@ -709,7 +698,7 @@ class MainWP_Child_iThemes_Security {
 			global $current_user;
 			if ( ! $username_exists ) {
 				$msg = __( 'Admin user already changes.', 'mainwp-child' );
-			} elseif ( $current_user->user_login == 'admin' ) {
+			} elseif ( 'admin' == $current_user->user_login ) {
 				$return['result'] = 'CHILD_ADMIN';
 				return $return;
 			}
@@ -722,14 +711,6 @@ class MainWP_Child_iThemes_Security {
 			$msg .= __( 'Admin user ID already changes.', 'mainwp-child' );
 		}
 
-		// if ( $change_id ) {
-		// $user = get_user_by( 'login', $new_username );
-		// if ( $user && 1 === (int) $user->ID ) {
-		// $return['result'] = 'CHILD_ADMIN';
-		// return $return;
-		// }
-		// }
-
 		$admin_success = true;
 		$return        = array();
 
@@ -753,31 +734,25 @@ class MainWP_Child_iThemes_Security {
 		global $wpdb;
 		$itsec_files = ITSEC_Core::get_itsec_files();
 
-		// do not need to check this
-		// if ( $itsec_files->get_file_lock( 'admin_user' ) ) { //make sure it isn't already running
-
-			// sanitize the username
 			$new_user = sanitize_text_field( $username );
 
-			// Get the full user object
 			$user_object = get_user_by( 'id', '1' );
 
-		if ( null !== $username && validate_username( $new_user ) && false === username_exists( $new_user ) ) { // there is a valid username to change
+		if ( null !== $username && validate_username( $new_user ) && false === username_exists( $new_user ) ) {
 
-			if ( true === $id ) { // we're changing the id too so we'll set the username
+			if ( true === $id ) {
 
 				$user_login = $new_user;
 
-			} else { // we're only changing the username
+			} else {
 
-				// query main user table
-				$wpdb->query( 'UPDATE `' . $wpdb->users . "` SET user_login = '" . esc_sql( $new_user ) . "' WHERE user_login='admin';" );
+				$wpdb->query( "UPDATE `" . $wpdb->users . "` SET user_login = '" . esc_sql( $new_user ) . "' WHERE user_login='admin';" );
 
-				if ( is_multisite() ) { // process sitemeta if we're in a multi-site situation
+				if ( is_multisite() ) {
 
-					$oldAdmins = $wpdb->get_var( 'SELECT meta_value FROM `' . $wpdb->sitemeta . "` WHERE meta_key = 'site_admins'" );
+					$oldAdmins = $wpdb->get_var( "SELECT meta_value FROM `" . $wpdb->sitemeta . "` WHERE meta_key = 'site_admins'" );
 					$newAdmins = str_replace( '5:"admin"', strlen( $new_user ) . ':"' . esc_sql( $new_user ) . '"', $oldAdmins );
-					$wpdb->query( $wpdb->prepare( 'UPDATE `' . $wpdb->sitemeta . "` SET meta_value = %s WHERE meta_key = 'site_admins'", $newAdmins ) );
+					$wpdb->query( $wpdb->prepare( "UPDATE `" . $wpdb->sitemeta . "` SET meta_value = %s WHERE meta_key = 'site_admins'", $newAdmins ) );
 				}
 
 				wp_clear_auth_cookie();
@@ -786,19 +761,19 @@ class MainWP_Child_iThemes_Security {
 				return true;
 
 			}
-		} elseif ( null !== $username ) { // username didn't validate
+		} elseif ( null !== $username ) {
 
 			$itsec_files->release_file_lock( 'admin_user' );
 
 			return false;
 
-		} else { // only changing the id
+		} else {
 
 			$user_login = $user_object->user_login;
 
 		}
 
-		if ( true === $id ) { // change the user id
+		if ( true === $id ) {
 
 			$wpdb->query( 'DELETE FROM `' . $wpdb->users . '` WHERE ID = 1;' );
 
@@ -814,11 +789,11 @@ class MainWP_Child_iThemes_Security {
 				'display_name'        => $user_object->display_name,
 			) );
 
-			if ( is_multisite() && null !== $username && validate_username( $new_user ) ) { // process sitemeta if we're in a multi-site situation
+			if ( is_multisite() && null !== $username && validate_username( $new_user ) ) {
 
-				$oldAdmins = $wpdb->get_var( 'SELECT meta_value FROM `' . $wpdb->sitemeta . "` WHERE meta_key = 'site_admins'" );
+				$oldAdmins = $wpdb->get_var( "SELECT meta_value FROM `" . $wpdb->sitemeta . "` WHERE meta_key = 'site_admins'" );
 				$newAdmins = str_replace( '5:"admin"', strlen( $new_user ) . ':"' . esc_sql( $new_user ) . '"', $oldAdmins );
-				$wpdb->query( 'UPDATE `' . $wpdb->sitemeta . "` SET meta_value = '" . esc_sql( $newAdmins ) . "' WHERE meta_key = 'site_admins'" );
+				$wpdb->query( "UPDATE `" . $wpdb->sitemeta . "` SET meta_value = '" . esc_sql( $newAdmins ) . "' WHERE meta_key = 'site_admins'" );
 
 			}
 
@@ -835,13 +810,11 @@ class MainWP_Child_iThemes_Security {
 			return true;
 
 		}
-		// }
 
 		return false;
 	}
 
 	public function build_wpconfig_rules( $rules_array, $input = null ) {
-		// Get the rules from the database if input wasn't sent
 		if ( null === $input ) {
 			return $rules_array;
 		}
@@ -885,7 +858,7 @@ class MainWP_Child_iThemes_Security {
 		if ( isset( $_POST['change_prefix'] ) && 'yes' === $_POST['change_prefix'] ) {
 			$result = ITSEC_Database_Prefix_Utility::change_database_prefix();
 			$return = $result['errors'];
-			if ( is_array($result['errors']) ) {
+			if ( is_array( $result['errors'] ) ) {
 				foreach ( $result['errors'] as $error ) {
 					$arr_errors = ITSEC_Response::get_error_strings( $error );
 					foreach ( $arr_errors as $er ) {
@@ -900,7 +873,7 @@ class MainWP_Child_iThemes_Security {
 				$return['error'] = $str_error;
 			} else {
 				$return['result']  = 'success';
-				$return['message'] = sprintf( __( 'The database table prefix was successfully changed to <code>%1$s</code>.', 'better-wp-security' ), $result['new_prefix'] );
+				$return['message'] = sprintf( __( 'The database table prefix was successfully changed to <code>%1$s</code>.', 'mainwp-child' ), $result['new_prefix'] );
 
 			}
 		}
@@ -935,7 +908,7 @@ class MainWP_Child_iThemes_Security {
 		$information = array();
 		if ( $results['saved'] ) {
 			$information['result']       = 'success';
-			$information['nbf_settings'] = ITSEC_Modules::get_settings( 'network-brute-force');
+			$information['nbf_settings'] = ITSEC_Modules::get_settings( 'network-brute-force' );
 		} elseif ( empty( $results['errors'] ) ) {
 			$information['error_reset_api'] = 1;
 		}
@@ -1077,7 +1050,7 @@ class MainWP_Child_iThemes_Security {
 		}
 
 		$type    = 'updated';
-		$message = __( 'The selected lockouts have been cleared.', 'better-wp-security' );
+		$message = __( 'The selected lockouts have been cleared.', 'mainwp-child' );
 
 		foreach ( $lockout_ids as $value ) {
 			$wpdb->update(
@@ -1110,7 +1083,7 @@ class MainWP_Child_iThemes_Security {
 
 		$active_modules = $_POST['active_modules'];
 
-		if ( ! is_array($active_modules) ) {
+		if ( ! is_array( $active_modules ) ) {
 			$active_modules = array();
 		}
 
@@ -1184,8 +1157,6 @@ class MainWP_Child_iThemes_Security {
 		);
 	}
 
-	// source from itheme plugin
-	// ok
 	public function get_available_admin_users_and_roles() {
 		if ( is_callable( 'wp_roles' ) ) {
 			$roles = wp_roles();
@@ -1204,7 +1175,7 @@ class MainWP_Child_iThemes_Security {
 
 				foreach ( $users as $user ) {
 					/* translators: 1: user display name, 2: user login */
-					$available_users[ $user->ID ] = sprintf( __( '%1$s (%2$s)', 'better-wp-security' ), $user->display_name, $user->user_login );
+					$available_users[ $user->ID ] = sprintf( __( '%1$s (%2$s)', 'mainwp-child' ), $user->display_name, $user->user_login );
 				}
 			}
 		}
@@ -1218,4 +1189,3 @@ class MainWP_Child_iThemes_Security {
 	}
 
 }
-