diff --git a/x-pack/legacy/plugins/siem/public/components/help_menu/index.tsx b/x-pack/legacy/plugins/siem/public/components/help_menu/index.tsx
index e74299f57c934..a219dca595cda 100644
--- a/x-pack/legacy/plugins/siem/public/components/help_menu/index.tsx
+++ b/x-pack/legacy/plugins/siem/public/components/help_menu/index.tsx
@@ -24,10 +24,24 @@ export const HelpMenu = React.memo(() => {
           href: docLinks.links.siem.guide,
           iconType: 'documents',
           linkType: 'custom',
+          target: '_blank',
+          rel: 'noopener',
+        },
+        {
+          content: i18n.translate('xpack.siem.chrome.helpMenu.documentation.ecs', {
+            defaultMessage: 'ECS documentation',
+          }),
+          href: `${docLinks.ELASTIC_WEBSITE_URL}guide/en/ecs/current/index.html`,
+          iconType: 'documents',
+          linkType: 'custom',
+          target: '_blank',
+          rel: 'noopener',
         },
         {
           linkType: 'discuss',
           href: 'https://discuss.elastic.co/c/siem',
+          target: '_blank',
+          rel: 'noopener',
         },
       ],
     });