diff --git a/renderer.py b/renderer.py
index 9d53ba4..aca3fa2 100644
--- a/renderer.py
+++ b/renderer.py
@@ -466,7 +466,7 @@ def build_preauth_key_table(user_name):
                     <thead>
                         <tr>
                             <td>ID</td>
-                            <td>Key</td>
+                            <td class='tooltipped' data-tooltip='Click an Auth Key Prefix to copy it to the clipboard'>Key Prefix</td>
                             <td><center>Reusable</center></td>
                             <td><center>Used</center></td>
                             <td><center>Ephemeral</center></td>
@@ -505,7 +505,7 @@ def build_preauth_key_table(user_name):
         # TR ID will look like "1-albert-tr"
         preauth_keys_collection = preauth_keys_collection+"""
             <tr id='"""+key["id"]+"""-"""+user_name+"""-tr' class='"""+hide_expired+"""'>
-                <td>"""+str(key["id"])+"""</td>
+                <td>"""+str(key["id"])[0:10]+""" onclick=copy_preauth_key(""""+str(key["id"])+"""")</td>
                 <td class='tooltipped' data-tooltip='"""+tooltip_data+"""'>"""+str(key["key"])+"""</td>
                 <td><center>"""+btn_reusable+"""</center></td>
                 <td><center>"""+btn_used+"""</center></td>
diff --git a/static/js/custom.js b/static/js/custom.js
index 3270086..1fb841e 100644
--- a/static/js/custom.js
+++ b/static/js/custom.js
@@ -968,3 +968,10 @@ function toggle_expired() {
         }
     }
 }
+
+// Copy a PreAuth Key to the clipboard.  Show only the Prefix by default
+function copy_preauth_key(key) {
+    key.select();
+    navigator.clipboard.writeText(key);
+    M.toast({html: 'PreAuth key copied to clipboard.'})
+}