diff --git a/README.md b/README.md
index a7f9cef..a186347 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Easily add [Wide Angle Analytics](https://wideangle.co) tracker script to your W
 
 
 * Requires at least: 5.2
-* Tested up to: 5.8.2
+* Tested up to: 6.5.2
 * Requires PHP: 7.2
 
 
diff --git a/readme.txt b/readme.txt
index 262f12e..00c34b3 100644
--- a/readme.txt
+++ b/readme.txt
@@ -2,9 +2,9 @@
 Contributors: jrozanski,inputobjects
 Tags: web analytics, tracking, web traffic, analytics, statistics, stats
 Requires at least: 5.2
-Tested up to: 5.8.2
+Tested up to: 6.5.2
 Requires PHP: 7.2
-Stable tag: 1.0.4
+Stable tag: 1.0.9
 License: GPLv2
 
 Easily add Wide Angle Analytics tracker script to your WordPress site. You can quickly configure your web analytics tracker script.
@@ -60,3 +60,22 @@ We run a business around serving the needs of our customer. That's you.
 
 You will find most of your answers in the [Knowledge Base](https://wideangle.co/documentation). Should you require further assistance, please [get in touch](https://wideangle.co/support) with our team.
 
+== Changelog ==
+v1.0.9
+- Correct the API type from "supress" to "suppress"
+
+V1.0.8
+- Expose DNT Flag override
+- Test with WordPress 6.5.2
+- Drop un-used ePrivacy flag
+
+V1.0.7
+- Fix configuration of custom RegEx in the exclusion paths
+- Test with WordPress 6.1.1
+
+V1.0.6
+- Support for ePrivacy Mode configuration.
+
+V1.0.5
+- Support for `data-waa-fingerprint` toggle enabling optional browser fingerprinting.
+- Fix the header generate to use valid `prefetch` attribute
diff --git a/types/WideAngleAttributes.php b/types/WideAngleAttributes.php
index 9be391b..d797dc8 100644
--- a/types/WideAngleAttributes.php
+++ b/types/WideAngleAttributes.php
@@ -2,17 +2,22 @@
 class WideAngleAttributes {
   public $siteId;
   public $ignoreHash;
+  public $fingerprint;
   public $trackerDomain;
   public $exclusionString;
   public $includeParamsString;
+  public $suppressDnt;
   private $helpers;
 
-  public function __construct($siteId, $trackerDomain, $ignoreHash, $exclusionString, $includeParamsString) {
+  public function __construct($siteId, $trackerDomain, $ignoreHash, $exclusionString, $includeParamsString, $fingerprint, $suppressDnt) {
     $this->siteId = $siteId;
     $this->trackerDomain = $trackerDomain;
     $this->ignoreHash = $ignoreHash;
     $this->exclusionString = $exclusionString;
     $this->includeParamsString = $includeParamsString;
+    $this->fingerprint = $fingerprint;
+    $this->ePrivacyMode = $ePrivacyMode;
+    $this->suppressDnt = $suppressDnt;
     $this->helpers = new WideAngleHelpers();
   }
 
@@ -21,6 +26,8 @@ class WideAngleAttributes {
       'site_id' => $this->siteId,
       'tracker_domain' => $this->trackerDomain,
       'ignore_hash' => $this->ignoreHash,
+      'fingerprint' => $this->fingerprint,
+      'suppress_dnt' => $this->suppressDnt,
       'exclusion_paths' => $this->generateExclusionsAttribute(),
       'include_params' => $this->generateIncludeParamsAttribute()
     );
diff --git a/types/WideAngleGenerator.php b/types/WideAngleGenerator.php
index a0a49af..fc8ea87 100644
--- a/types/WideAngleGenerator.php
+++ b/types/WideAngleGenerator.php
@@ -6,33 +6,40 @@ class WideAngleGenerator {
   public $trackerDomain;
   public $exclusionPaths;
   public $includeParams;
+  public $ePrivacyMode;
 
   public function __construct($attributes) {
-    $this->siteId = $attributes['site_id'];
-    $this->trackerDomain = $attributes['tracker_domain'];
-    $this->ignoreHash = $attributes['ignore_hash'];
-    $this->exclusionPaths = $attributes['exclusion_paths'];
-    $this->includeParams = $attributes['include_params'];
+    $this->siteId           = $attributes['site_id'];
+    $this->trackerDomain    = $attributes['tracker_domain'];
+    $this->ignoreHash       = $attributes['ignore_hash'];
+    $this->exclusionPaths   = $attributes['exclusion_paths'];
+    $this->includeParams    = $attributes['include_params'];
+    $this->fingerprint      = $attributes['fingerprint'];
+    $this->suppressDnt       = $attributes['suppress_dnt'];
   }
 
 
   function generateHeaderScript() {
     $href = esc_attr("https://{$this->trackerDomain}/script/{$this->siteId}.js");
     $script = <<<EOD
-<link href="{$href}" ref="prefetch"/>
+<link href="{$href}" rel="prefetch"/>
 EOD;
     return $script;
   }
 
   function generateFooterScript() {
     $trackerUrlAttribute    = esc_attr("https://{$this->trackerDomain}/script/{$this->siteId}.js");
-    $pathExlusionsAttribute = $this->exclusionPaths != '' ? "data-waa-exc-paths=\""     . esc_attr($this->exclusionPaths) . "\"": '';
-    $includeParamsAttribute = $this->includeParams  != '' ? "data-waa-inc-params=\""    . esc_attr($this->includeParams)  . "\"": '';
-    $ignoreHashAttribute    = $this->ignoreHash != ''     ? "data-waa-ignore-hash=\""   . esc_attr($this->ignoreHash)     . "\"": 'data-waa-ignore-hash="false"';
+    $pathExlusionsAttribute = $this->exclusionPaths != ''       ? "data-waa-exc-paths=\""     . esc_attr($this->exclusionPaths) . "\"": '';
+    $includeParamsAttribute = $this->includeParams  != ''       ? "data-waa-inc-params=\""    . esc_attr($this->includeParams)  . "\"": '';
+    $ignoreHashAttribute    = $this->ignoreHash != ''           ? "data-waa-ignore-hash=\""   . esc_attr($this->ignoreHash)     . "\"": 'data-waa-ignore-hash="false"';
+    $fingerprintAttribute   = $this->fingerprint != ''          ? "data-waa-fingerprint=\""   . esc_attr($this->fingerprint)    . "\"": '';
+    $suppressDntAttribute    = $this->suppressDnt != ''           ? "data-waa-dnt-suppress=\""   . esc_attr($this->suppressDnt)     . "\"": 'data-waa-dnt-suppress="false"';
     $script = <<<EOD
 <script async defer
   src="{$trackerUrlAttribute}"
+  $fingerprintAttribute
   $ignoreHashAttribute
+  $suppressDntAttribute
   $includeParamsAttribute
   $pathExlusionsAttribute></script>
 EOD;
diff --git a/types/WideAngleHelpers.php b/types/WideAngleHelpers.php
index 8f9289f..362f5c6 100644
--- a/types/WideAngleHelpers.php
+++ b/types/WideAngleHelpers.php
@@ -29,6 +29,22 @@ class WideAngleHelpers {
     }
   }
 
+  function validateSuppressDntFlag($name, $suppressDnt) {
+    if(filter_var($suppressDnt, FILTER_VALIDATE_BOOLEAN)) {
+      return WideAngleValidated::createValid($name, $suppressDnt, "true");
+    } else {
+      return WideAngleValidated::createValid($name, $suppressDnt, "false");
+    }
+  }
+
+  function validateFingerprint($name, $fingerprint) {
+    if(filter_var($fingerprint, FILTER_VALIDATE_BOOLEAN)) {
+      return WideAngleValidated::createValid($name, $fingerprint, "true");
+    } else {
+      return WideAngleValidated::createValid($name, $fingerprint, "false");
+    }
+  }
+
   function validateSiteId($name, $siteId) {
     if(preg_match("/^[a-zA-Z0-9]{10,24}$/", $siteId)) {
       return WideAngleValidated::createValid($name, $siteId, strtoupper(trim($siteId)));
@@ -70,8 +86,9 @@ class WideAngleHelpers {
         $valueKey = "waa_exc_path_".$idx[1]."_value";
         $sanitizedValue = trim(sanitize_text_field($request[$valueKey]));
         if($sanitizedValue != null) {
-          if(filter_var($sanitizedValue, FILTER_VALIDATE_REGEXP)) {
-            $typedExclusion = "[" . $exclusionType . "]" . $sanitizedValue;
+          $asRegExp = "/" . wp_unslash($sanitizedValue) . "/";
+          if(@preg_match($asRegExp, null) === 0) {
+            $typedExclusion = "[" . $exclusionType . "]" . filter_var($sanitizedValue, FILTER_SANITIZE_SPECIAL_CHARS);
             array_push($exclusions, $typedExclusion);
           } else {
             $typedExclusion = "[" . $exclusionType . "]" . filter_var($sanitizedValue, FILTER_SANITIZE_SPECIAL_CHARS);
diff --git a/views/admin_settings.php b/views/admin_settings.php
index 3ebb588..891df3e 100644
--- a/views/admin_settings.php
+++ b/views/admin_settings.php
@@ -2,6 +2,8 @@
 $siteId               = wp_unslash($this->settings[self::WAA_CONF_SITE_ID]);
 $trackerDomain        = wp_unslash($this->settings[self::WAA_CONF_TRACKER_DOMAIN]);
 $ignoreHash           = filter_var($this->settings[self::WAA_CONF_IGNORE_HASH], FILTER_VALIDATE_BOOLEAN);
+$suppressDnt           = filter_var($this->settings[self::WAA_CONF_SUPPRESS_DNT], FILTER_VALIDATE_BOOLEAN);
+$fingerprint          = filter_var($this->settings[self::WAA_CONF_FINGERPRINT], FILTER_VALIDATE_BOOLEAN);
 $parsedExclusions     = $this->plugin->helpers->parseExclusionSetting(wp_unslash($this->settings[self::WAA_CONF_EXC_PATHS]));
 $parsedIncludeParams  = $this->plugin->helpers->parseIncludeParamsSetting(wp_unslash($this->settings[self::WAA_CONF_INC_PARAMS]));
 $generator            = new WideAngleGenerator($this->settings[self::WAA_CONF_ATTRIBUTES]);
@@ -122,7 +124,31 @@ $generator            = new WideAngleGenerator($this->settings[self::WAA_CONF_AT
                   <input id="waa_ignore_hash" type="checkbox" name="waa_ignore_hash" <?php if($ignoreHash) { echo "checked"; } ?>/> Ignore
                 </label>
               </fieldset>
-              <p class="description" id="tagline-description">By default, w URL Fragment/hash is trasmitted as part of the tracking event. You can disable this behaviour. The fragment will be stripped before sending an event.</p>
+              <p class="description" id="tagline-description">By default, URL Fragment/hash is trasmitted as part of the tracking event. You can disable this behaviour. The fragment will be stripped before sending an event.</p>
+            </td>
+          </tr>
+          <tr>
+            <th scope="row"><label>Suppress Do-Not-Track</label></th>
+            <td>
+              <fieldset>
+                <legend class="screen-reader-text"><span>Suppress Do-Not-Track</span></legend>
+                <label>
+                  <input id="waa_suppress_dnt" type="checkbox" name="waa_suppress_dnt" <?php if($suppressDnt) { echo "checked"; } ?>/> Suppress
+                </label>
+              </fieldset>
+              <p class="description" id="tagline-description">Wide Angle Analytics respects Do-Not-Track (DNT) browser flag by default. You override this behaviour and always ignore this flag. Please consult relevant laws and regulation whether overriding DNT requires user consent.</p>
+            </td>
+          </tr>
+          <tr>
+            <th scope="row"><label>Browser Fingerprinting</label></th>
+            <td>
+              <fieldset>
+                <legend class="screen-reader-text"><span>Browser Fingerprinting</span></legend>
+                <label>
+                  <input id="waa_fingerprint" type="checkbox" name="waa_fingerprint" <?php if($fingerprint) { echo "checked"; } ?>/> Enable
+                </label>
+              </fieldset>
+              <p class="description" id="tagline-description">The tracker script will <b>not</b> attempt to fingerprint the browser by default. You can improve tracking qaulity by enabling more reliable browser fingerprinting. Enabling this feature might require collecting consent.</p>
             </td>
           </tr>
         </tbody>
@@ -141,7 +167,7 @@ $generator            = new WideAngleGenerator($this->settings[self::WAA_CONF_AT
 
 &lt;/head&gt;
 &lt;!-- .. --&gt;
-<b><?php echo esc_html($generator->generateFooterScript()); ?></b>
+<b><?php echo esc_html(wp_unslash($generator->generateFooterScript())); ?></b>
 </pre>
 </code>
     </div>
diff --git a/wide-angle-analytics.php b/wide-angle-analytics.php
index 25431ec..d30e36b 100644
--- a/wide-angle-analytics.php
+++ b/wide-angle-analytics.php
@@ -5,7 +5,7 @@
   Description:          Easily enable and configure Wide Angle Analytics on your Wordpress site
   Author:               Wide Angle Analytics by Input Objects GmbH
   Author URI:           https://wideangle.co
-  Version:              1.0.4
+  Version:              1.0.9
   Requires at least:    5.2
   Requires PHP:         7.2
   License:              GPL v2
@@ -17,9 +17,11 @@ class WideAngleAnalytics {
 
   const WAA_CONF_SITE_ID                  = "waa_site_id";
   const WAA_CONF_TRACKER_DOMAIN           = "waa_tracker_domain";
+  const WAA_CONF_FINGERPRINT              = "waa_fingerprint";
   const WAA_CONF_EXC_PATHS                = "waa_exc_path";
   const WAA_CONF_INC_PARAMS               = "waa_inc_params";
   const WAA_CONF_IGNORE_HASH              = "waa_ignore_hash";
+  const WAA_CONF_SUPPRESS_DNT              = "waa_suppress_dnt";
   const WAA_CONF_ATTRIBUTES               = "waa_attributes";
 
   public function __construct() {
@@ -37,6 +39,11 @@ class WideAngleAnalytics {
       "regex" => "RegEx",
     );
 
+    $this->plugin->ePrivacyModes = array(
+      "disabled" => "Disable Tracking",
+      "consent" => "Track assuming consent"
+    );
+
     add_action('admin_init', array( &$this, 'registerPluginSettings' ) );
     add_action('admin_menu', array( &$this, 'registerAdminMenu' ));
 
@@ -115,11 +122,13 @@ class WideAngleAnalytics {
         $waaSiteId          = $this->plugin->helpers->validateSiteId(self::WAA_CONF_SITE_ID, sanitize_text_field($_REQUEST['waa_site_id']));
         $waaTrackerDomain   = $this->plugin->helpers->validateTrackerDomain(self::WAA_CONF_TRACKER_DOMAIN, sanitize_text_field($_REQUEST['waa_tracker_domain']));
         $waaIgnoreHash      = $this->plugin->helpers->validateIgnoreHashFlag(self::WAA_CONF_IGNORE_HASH, sanitize_text_field($_REQUEST['waa_ignore_hash']));
+        $waaFingerprint     = $this->plugin->helpers->validateFingerprint(self::WAA_CONF_FINGERPRINT, sanitize_text_field($_REQUEST['waa_fingerprint']));
+        $waaSuppressDnt      = $this->plugin->helpers->validateSuppressDntFlag(self::WAA_CONF_SUPPRESS_DNT, sanitize_text_field($_REQUEST['waa_suppress_dnt']));
         $waaIncParams       = $this->plugin->helpers->validateIncludeParams(self::WAA_CONF_INC_PARAMS, $_REQUEST);
         $waaExclusionPaths  = $this->plugin->helpers->validateExclusionPathsRequest(self::WAA_CONF_EXC_PATHS, $_REQUEST);
 
         include_once( $this->plugin->folder . '/types/WideAngleAttributes.php');
-        $merged = array($waaSiteId, $waaTrackerDomain, $waaIgnoreHash, $waaIncParams, $waaExclusionPaths);
+        $merged = array($waaSiteId, $waaTrackerDomain, $waaIgnoreHash, $waaIncParams, $waaExclusionPaths, $waaSuppressDnt);
         $errors = array();
         foreach($merged as $validated) {
           if(!$validated->is_valid()) {
@@ -128,12 +137,22 @@ class WideAngleAnalytics {
         }
 
         if(count($errors) === 0) {
-          $attributes = new WideAngleAttributes($waaSiteId->get_value(), $waaTrackerDomain->get_value(), $waaIgnoreHash->get_value(), $waaExclusionPaths->get_value(), $waaIncParams->get_value());
+          $attributes = new WideAngleAttributes(
+            $waaSiteId->get_value(),
+            $waaTrackerDomain->get_value(),
+            $waaIgnoreHash->get_value(),
+            $waaExclusionPaths->get_value(),
+            $waaIncParams->get_value(),
+            $waaFingerprint->get_value(),
+            $waaSuppressDnt->get_value()
+          );
           update_option(self::WAA_CONF_SITE_ID,         $waaSiteId->get_value());
           update_option(self::WAA_CONF_TRACKER_DOMAIN,  $waaTrackerDomain->get_value());
           update_option(self::WAA_CONF_IGNORE_HASH,     $waaIgnoreHash->get_value());
           update_option(self::WAA_CONF_EXC_PATHS,       $waaExclusionPaths->get_value());
           update_option(self::WAA_CONF_INC_PARAMS,      $waaIncParams->get_value());
+          update_option(self::WAA_CONF_FINGERPRINT,     $waaFingerprint->get_value());
+          update_option(self::WAA_CONF_SUPPRESS_DNT,     $waaSuppressDnt->get_value());
           update_option(self::WAA_CONF_ATTRIBUTES,      $attributes->generateAttributes());
           $this->message = __('Settings updated', $this->plugin->name);
         } else {
@@ -147,6 +166,8 @@ class WideAngleAnalytics {
       self::WAA_CONF_INC_PARAMS               => get_option(self::WAA_CONF_INC_PARAMS),
       self::WAA_CONF_TRACKER_DOMAIN           => get_option(self::WAA_CONF_TRACKER_DOMAIN),
       self::WAA_CONF_IGNORE_HASH              => get_option(self::WAA_CONF_IGNORE_HASH),
+      self::WAA_CONF_FINGERPRINT              => get_option(self::WAA_CONF_FINGERPRINT),
+      self::WAA_CONF_SUPPRESS_DNT              => get_option(self::WAA_CONF_SUPPRESS_DNT),
       self::WAA_CONF_ATTRIBUTES               => get_option(self::WAA_CONF_ATTRIBUTES)
     );
     include_once( $this->plugin->folder . '/views/admin_settings.php' );
@@ -161,6 +182,7 @@ class WideAngleAnalytics {
    *  - waa_exc_path
    *  - waa_inc_params
    *  - waa_ignore_hash
+   *  - waa_suppress_dnt
    *  - waa_header_script
    *  - waa_footer_script
    */
@@ -170,6 +192,8 @@ class WideAngleAnalytics {
     register_setting($this->plugin->name, self::WAA_CONF_INC_PARAMS);
     register_setting($this->plugin->name, self::WAA_CONF_TRACKER_DOMAIN, array('default' => 'stats.wideangle.co'));
     register_setting($this->plugin->name, self::WAA_CONF_IGNORE_HASH, array('default' => 'false'));
+    register_setting($this->plugin->name, self::WAA_CONF_FINGERPRINT, array('default' => 'false'));
+    register_setting($this->plugin->name, self::WAA_CONF_SUPPRESS_DNT, array('default' => 'false'));
     register_setting($this->plugin->name, self::WAA_CONF_ATTRIBUTES, array('type' => 'array'));
   }