Customise the contents and styles of Shield Security Plugin Badge

functions.php

<?php

/**
 * The plugin badge array has 5 attributes represented by the following keys:
 * name, url, logo, protected_by, custom_css
 *
 * This filter is only available is the plugin is activated for ShieldPRO.
 *
 * You may also use your Whitelabel settings to overwrite many of the defaults:
 * See: https://icontrolwp.freshdesk.com/support/solutions/articles/3000078466
 */
add_filter( 'icwp_shield_plugin_badge_attributes', function ( $badgeAttributes, $isFloating ) {

	/**
	 * Set the text to replace "This site is protected by Shield."
	 */
	$badgeAttributes[ 'protected_by' ] = 'Shield is keeping you safe';

	/**
	 * Add custom CSS - e.g. set the background colour to yellow
	 */
	$badgeAttributes[ 'custom_css' ] = '#icwpWpsfSiteBadge{ background-color: yellow; }';

	// ALWAYS return $badgeAttributes.
	return $badgeAttributes;
}, 10, 2 );