diff --git a/packages/marko-web-omeda-identity-x/utils/get-cookie-id.js b/packages/marko-web-omeda-identity-x/utils/get-cookie-id.js
new file mode 100644
index 000000000..92d681b32
--- /dev/null
+++ b/packages/marko-web-omeda-identity-x/utils/get-cookie-id.js
@@ -0,0 +1,11 @@
+module.exports = (value, type) => {
+  if (!value) return null;
+  const trimmed = `${value.replace(/^"/, '').replace(/"$/, '')}`.trim();
+  if (type === 'anon') {
+    return /^[a-z0-9-]{36}$/i.test(trimmed) ? trimmed : null;
+  }
+  if (type === 'enc') {
+    return /^[a-z0-9]{15}$/i.test(trimmed) ? trimmed : null;
+  }
+  return null;
+};