diff --git a/browser/devtools/webide/content/wifi-auth.js b/browser/devtools/webide/content/wifi-auth.js
index 23ef92046750..162aaf9f4e3a 100644
--- a/browser/devtools/webide/content/wifi-auth.js
+++ b/browser/devtools/webide/content/wifi-auth.js
@@ -9,6 +9,8 @@ const { Services } = Cu.import("resource://gre/modules/Services.jsm");
 const { require } =
   Cu.import("resource://gre/modules/devtools/Loader.jsm", {}).devtools;
 const QR = require("devtools/toolkit/qrcode/index");
+const PROPERTIES = "chrome://browser/locale/devtools/webide.properties";
+const Strings = Services.strings.createBundle(PROPERTIES);
 
 window.addEventListener("load", function onLoad() {
   window.removeEventListener("load", onLoad);
@@ -31,6 +33,10 @@ function createQR(oob) {
 }
 
 function createToken(oob) {
+  let spacedCert = oob.sha256.replace(/:/g, " ").toLowerCase();
+  let certText = Strings.formatStringFromName("wifi_auth_cert",
+                                              [spacedCert], 1);
+  document.querySelector("#cert").textContent = certText;
   let token = oob.sha256.replace(/:/g, "").toLowerCase() + oob.k;
   document.querySelector("#token pre").textContent = token;
 }
diff --git a/browser/devtools/webide/content/wifi-auth.xhtml b/browser/devtools/webide/content/wifi-auth.xhtml
index ce71144dccbf..da8efdff5487 100644
--- a/browser/devtools/webide/content/wifi-auth.xhtml
+++ b/browser/devtools/webide/content/wifi-auth.xhtml
@@ -24,6 +24,7 @@
 
     <h3 id="header">&wifi_auth_header;</h3>
     <div id="scan-request">&wifi_auth_scan_request;</div>
+    <div id="cert"></div>
 
     <div id="qr-code">
       <div id="qr-code-wrapper">
diff --git a/browser/locales/en-US/chrome/browser/devtools/webide.properties b/browser/locales/en-US/chrome/browser/devtools/webide.properties
index d5c85c55e121..331daac3f594 100644
--- a/browser/locales/en-US/chrome/browser/devtools/webide.properties
+++ b/browser/locales/en-US/chrome/browser/devtools/webide.properties
@@ -77,3 +77,9 @@ status_unknown=UNKNOWN
 
 # Device preferences and settings
 device_reset_default=Reset to default
+
+# WiFi Auth
+# LOCALIZATION NOTE (wifi_auth_cert): Part of the dialog that instructs the
+# user to transfer an authentication token to the server.
+# %1$S: The client's cert fingerprint
+wifi_auth_cert=My Cert: %1$S