diff --git a/homeassistant/components/telegram_bot/services.yaml b/homeassistant/components/telegram_bot/services.yaml
index b1d94d381ac..ce7ebea2b66 100644
--- a/homeassistant/components/telegram_bot/services.yaml
+++ b/homeassistant/components/telegram_bot/services.yaml
@@ -82,6 +82,14 @@ send_photo:
       example: "My image"
       selector:
         text:
+    authentication:
+      selector:
+        select:
+          options:
+            - "basic"
+            - "digest"
+            - "bearer_token"
+          translation_key: "authentication"
     username:
       example: myuser
       selector:
@@ -90,13 +98,6 @@ send_photo:
       example: myuser_pwd
       selector:
         text:
-    authentication:
-      default: digest
-      selector:
-        select:
-          options:
-            - "digest"
-            - "bearer_token"
     target:
       example: "[12345, 67890] or 12345"
       selector:
@@ -163,6 +164,14 @@ send_sticker:
       example: CAACAgIAAxkBAAEDDldhZD-hqWclr6krLq-FWSfCrGNmOQAC9gAD9HsZAAFeYY-ltPYnrCEE
       selector:
         text:
+    authentication:
+      selector:
+        select:
+          options:
+            - "basic"
+            - "digest"
+            - "bearer_token"
+          translation_key: "authentication"
     username:
       example: myuser
       selector:
@@ -171,13 +180,6 @@ send_sticker:
       example: myuser_pwd
       selector:
         text:
-    authentication:
-      default: digest
-      selector:
-        select:
-          options:
-            - "digest"
-            - "bearer_token"
     target:
       example: "[12345, 67890] or 12345"
       selector:
@@ -235,6 +237,14 @@ send_animation:
       example: "My animation"
       selector:
         text:
+    authentication:
+      selector:
+        select:
+          options:
+            - "basic"
+            - "digest"
+            - "bearer_token"
+          translation_key: "authentication"
     username:
       example: myuser
       selector:
@@ -243,13 +253,6 @@ send_animation:
       example: myuser_pwd
       selector:
         text:
-    authentication:
-      default: digest
-      selector:
-        select:
-          options:
-            - "digest"
-            - "bearer_token"
     target:
       example: "[12345, 67890] or 12345"
       selector:
@@ -316,6 +319,14 @@ send_video:
       example: "My video"
       selector:
         text:
+    authentication:
+      selector:
+        select:
+          options:
+            - "basic"
+            - "digest"
+            - "bearer_token"
+          translation_key: "authentication"
     username:
       example: myuser
       selector:
@@ -324,13 +335,6 @@ send_video:
       example: myuser_pwd
       selector:
         text:
-    authentication:
-      default: digest
-      selector:
-        select:
-          options:
-            - "digest"
-            - "bearer_token"
     target:
       example: "[12345, 67890] or 12345"
       selector:
@@ -397,6 +401,14 @@ send_voice:
       example: "My microphone recording"
       selector:
         text:
+    authentication:
+      selector:
+        select:
+          options:
+            - "basic"
+            - "digest"
+            - "bearer_token"
+          translation_key: "authentication"
     username:
       example: myuser
       selector:
@@ -405,13 +417,6 @@ send_voice:
       example: myuser_pwd
       selector:
         text:
-    authentication:
-      default: digest
-      selector:
-        select:
-          options:
-            - "digest"
-            - "bearer_token"
     target:
       example: "[12345, 67890] or 12345"
       selector:
@@ -469,6 +474,14 @@ send_document:
       example: Document Title xy
       selector:
         text:
+    authentication:
+      selector:
+        select:
+          options:
+            - "basic"
+            - "digest"
+            - "bearer_token"
+          translation_key: "authentication"
     username:
       example: myuser
       selector:
@@ -477,13 +490,6 @@ send_document:
       example: myuser_pwd
       selector:
         text:
-    authentication:
-      default: digest
-      selector:
-        select:
-          options:
-            - "digest"
-            - "bearer_token"
     target:
       example: "[12345, 67890] or 12345"
       selector:
diff --git a/homeassistant/components/telegram_bot/strings.json b/homeassistant/components/telegram_bot/strings.json
index 4187b6311d9..8ef71022492 100644
--- a/homeassistant/components/telegram_bot/strings.json
+++ b/homeassistant/components/telegram_bot/strings.json
@@ -130,6 +130,13 @@
         "html": "HTML",
         "plain_text": "Plain text"
       }
+    },
+    "authentication": {
+      "options": {
+        "basic": "Basic",
+        "digest": "Digest",
+        "bearer_token": "Bearer token"
+      }
     }
   },
   "services": {
@@ -213,15 +220,15 @@
         },
         "username": {
           "name": "[%key:common::config_flow::data::username%]",
-          "description": "Username for a URL which require HTTP authentication."
+          "description": "Username for a URL which requires HTTP `basic` or `digest` authentication."
         },
         "password": {
           "name": "[%key:common::config_flow::data::password%]",
-          "description": "Password (or bearer token) for a URL which require HTTP authentication."
+          "description": "Password (or bearer token) for a URL which require authentication."
         },
         "authentication": {
           "name": "Authentication method",
-          "description": "Define which authentication method to use. Set to `digest` to use HTTP digest authentication, or `bearer_token` for OAuth 2.0 bearer token authentication. Defaults to `basic`."
+          "description": "Define which authentication method to use. Set to `basic` for HTTP basic authentication, `digest` for HTTP digest authentication, or `bearer_token` for OAuth 2.0 bearer token authentication."
         },
         "target": {
           "name": "Target",