diff --git a/public/examples/loginform.html b/public/examples/loginform.html
new file mode 100644
index 000000000..b0e5b9f05
--- /dev/null
+++ b/public/examples/loginform.html
@@ -0,0 +1,42 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+  <meta charset="utf-8">
+  <title>Login form</title>
+</head>
+
+<body>
+  <form id="loginForm">
+    <input type="text" id="username" /><br />
+    <input type="password" id="password" /><br />
+    <button type="submit">Submit</button>
+    <p id="result"></p>
+  </form>
+</body>
+<script>
+  window.onload = function () {
+    document.getElementById('loginForm').onsubmit = function () {
+      document.getElementById('result').innerHTML = ''
+      const username = document.getElementById('username').value
+      const password = document.getElementById('password').value
+      const body = JSON.stringify({ username, password })
+      fetch('http://localhost:3000/signalk/v1/auth/login', {
+        method: 'POST',
+        withCredentials: true,
+        headers: {
+          'Accept': 'application/json',
+          'Content-Type': 'application/json'
+        },
+        body
+      })
+        .then(r => r.json())
+        .then(r => { 
+          document.getElementById('result').innerHTML = JSON.stringify(r)
+        })
+      return false;
+    }
+  }
+</script>
+
+</html>
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