diff --git a/_includes/head.html b/_includes/head.html
index 309b62f..cfcea61 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -9,7 +9,7 @@
+ content="default-src https://www.youtube.com https://www.google-analytics.com; style-src 'self' https://cdnjs.cloudflare.com; img-src 'self' https://static.jboss.org https://www.google-analytics.com; font-src 'self' https://cdnjs.cloudflare.com; script-src 'self' https://maxcdn.bootstrapcdn.com https://www.google-analytics.com https://cdnjs.cloudflare.com https://www.apicurio.io https://www.googletagmanager.com; frame-ancestors 'none'; base-uri 'none'; form-action 'none';">
@@ -25,16 +25,4 @@
{% seo %}
-
-
-
-
-
-
-
-
diff --git a/js/tracking.js b/js/tracking.js
deleted file mode 100644
index 10c2b5e..0000000
--- a/js/tracking.js
+++ /dev/null
@@ -1,8 +0,0 @@
-var idSite = 3;
-var matomoTrackingApiUrl = 'https://analytics.ossupstream.org/matomo.php';
-
-var _paq = window._paq = window._paq || [];
-_paq.push(['setTrackerUrl', matomoTrackingApiUrl]);
-_paq.push(['setSiteId', idSite]);
-_paq.push(['trackPageView']);
-_paq.push(['enableLinkTracking']);
\ No newline at end of file