diff --git a/app/assets/javascripts/authenticateSecurityKey.js b/app/assets/javascripts/authenticateSecurityKey.js
index 5ce70578a..3cd9178a2 100644
--- a/app/assets/javascripts/authenticateSecurityKey.js
+++ b/app/assets/javascripts/authenticateSecurityKey.js
@@ -71,7 +71,7 @@
               console.error(error);
               // some browsers will show an error dialogue for some
               // errors; to be safe we always display an error message on the page.
-              window.GOVUK.ErrorBanner.showBanner('Something went wrong');
+              window.GOVUK.ErrorBanner.showBanner();
             });
         });
     };
diff --git a/app/assets/javascripts/errorBanner.js b/app/assets/javascripts/errorBanner.js
index 2b3c259cc..35cdf0c83 100644
--- a/app/assets/javascripts/errorBanner.js
+++ b/app/assets/javascripts/errorBanner.js
@@ -10,8 +10,7 @@
   */
   window.GOVUK.ErrorBanner = {
     hideBanner: () => $('.banner-dangerous').addClass('govuk-!-display-none'),
-    showBanner: (errorMessage) => $('.banner-dangerous')
-      .html(`<span class="govuk-visually-hidden">Error:</span> ${errorMessage}`)
+    showBanner: () => $('.banner-dangerous')
       .removeClass('govuk-!-display-none')
       .trigger('focus'),
   };
diff --git a/app/assets/javascripts/registerSecurityKey.js b/app/assets/javascripts/registerSecurityKey.js
index 39005c29c..b9c76865e 100644
--- a/app/assets/javascripts/registerSecurityKey.js
+++ b/app/assets/javascripts/registerSecurityKey.js
@@ -49,7 +49,7 @@
               // some browsers will show an error dialogue for some
               // errors; to be safe we always display an error message on the page.
               const message = error.message || error;
-              window.GOVUK.ErrorBanner.showBanner('Something went wrong');
+              window.GOVUK.ErrorBanner.showBanner();
             });
         });
     };
diff --git a/app/templates/views/two-factor-webauthn.html b/app/templates/views/two-factor-webauthn.html
index 9fd6a339a..fe311c3e8 100644
--- a/app/templates/views/two-factor-webauthn.html
+++ b/app/templates/views/two-factor-webauthn.html
@@ -23,7 +23,13 @@
 
     {{ govukErrorMessage({
       "classes": "banner-dangerous govuk-!-display-none",
-      "text": "There was a javascript error.",
+      "html": (
+        'There’s a problem with your security key' +
+        '<p class="govuk-body">Check you have the right key and try again. ' +
+        'If this does not work, ' +
+        '<a class="govuk-link govuk-link--no-visited-state" href=' + url_for('main.support') + ">contact us</a>." +
+        '</p>'
+      ),
       "attributes": {
         "aria-live": "polite",
         "tabindex": '-1'
diff --git a/app/templates/views/user-profile/security-keys.html b/app/templates/views/user-profile/security-keys.html
index b20c7881b..3026156a4 100644
--- a/app/templates/views/user-profile/security-keys.html
+++ b/app/templates/views/user-profile/security-keys.html
@@ -49,7 +49,13 @@
 
     {{ govukErrorMessage({
       "classes": "banner-dangerous govuk-!-display-none",
-      "text": "There was a javascript error.",
+      "html": (
+        'There’s a problem with your security key' +
+        '<p class="govuk-body">Check you have the right key and try again. ' +
+        'If this does not work, ' +
+        '<a class="govuk-link govuk-link--no-visited-state" href=' + url_for('main.support') + ">contact us</a>." +
+        '</p>'
+      ),
       "attributes": {
         "aria-live": "polite",
         "tabindex": '-1'
diff --git a/tests/javascripts/authenticateSecurityKey.test.js b/tests/javascripts/authenticateSecurityKey.test.js
index 8b83af2aa..ea0275851 100644
--- a/tests/javascripts/authenticateSecurityKey.test.js
+++ b/tests/javascripts/authenticateSecurityKey.test.js
@@ -91,8 +91,8 @@ describe('Authenticate with security key', () => {
     })
 
     // this will make the test fail if the error banner is displayed
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      done(msg)
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
+      done('didnt expect the banner to be shown')
     })
 
     button.click()
@@ -152,8 +152,7 @@ describe('Authenticate with security key', () => {
       }
     })
 
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      expect(msg).toEqual('Something went wrong')
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
       done()
     })
 
@@ -174,8 +173,7 @@ describe('Authenticate with security key', () => {
       return Promise.reject(new DOMException('error'))
     })
 
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      expect(msg).toEqual('Something went wrong')
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
       done()
     })
 
@@ -222,8 +220,7 @@ describe('Authenticate with security key', () => {
     })
 
 
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      expect(msg).toEqual('Something went wrong')
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
       done()
     })
 
diff --git a/tests/javascripts/errorBanner.test.js b/tests/javascripts/errorBanner.test.js
index e80b49811..c32195543 100644
--- a/tests/javascripts/errorBanner.test.js
+++ b/tests/javascripts/errorBanner.test.js
@@ -30,10 +30,6 @@ describe("Error Banner", () => {
       window.GOVUK.ErrorBanner.showBanner('Some Err');
     });
 
-    test("Will set a specific error message on the element", () => {
-      expect(document.querySelector('.banner-dangerous').textContent).toEqual('Error: Some Err')
-    });
-
     test("Will show the element", () => {
       expect(document.querySelector('.banner-dangerous').classList).not.toContain('govuk-!-display-none')
     });
diff --git a/tests/javascripts/registerSecurityKey.test.js b/tests/javascripts/registerSecurityKey.test.js
index 03bbbd075..4bd0ac925 100644
--- a/tests/javascripts/registerSecurityKey.test.js
+++ b/tests/javascripts/registerSecurityKey.test.js
@@ -80,8 +80,8 @@ describe('Register security key', () => {
     })
 
     // this will make the test fail if the error banner is displayed
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      done(msg)
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
+      done('didnt expect the banner to be shown')
     })
 
     button.click()
@@ -99,8 +99,7 @@ describe('Register security key', () => {
       }
     })
 
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      expect(msg).toEqual('Something went wrong')
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
       done()
     })
 
@@ -141,8 +140,7 @@ describe('Register security key', () => {
       }
     })
 
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      expect(msg).toEqual('Something went wrong')
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
       done()
     })
 
@@ -163,8 +161,7 @@ describe('Register security key', () => {
       })
     })
 
-    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation((msg) => {
-      expect(msg).toEqual('Something went wrong')
+    jest.spyOn(window.GOVUK.ErrorBanner, 'showBanner').mockImplementation(() => {
       done()
     })