diff --git a/dev/.env.example b/dev/.env.example
index 5d5d11be8..b78f09005 100644
--- a/dev/.env.example
+++ b/dev/.env.example
@@ -7,3 +7,8 @@ MAILCATCHER_PORT=1080
 # Alternative databases
 POSTGRES_PASSWORD=SET_A_PASSWORD_HERE_123
 MYSQL_ROOT_PASSWORD=SET_A_PASSWORD_HERE_123
+
+# IdP configuration
+# Complete using the values from the Manage SSO page in the web vault
+IDP_SP_ENTITY_ID=http://localhost:51822/saml2
+IDP_SP_ACS_URL=http://localhost:51822/saml2/yourOrgIdHere/Acs
diff --git a/dev/.gitignore b/dev/.gitignore
index 2e0c6f8f6..d963c75c1 100644
--- a/dev/.gitignore
+++ b/dev/.gitignore
@@ -1,6 +1,7 @@
 .data
 secrets.json
 .env
+authsources.php
 
 identity_server_dev.crt
 identity_server_dev.key
diff --git a/dev/authsources.php.example b/dev/authsources.php.example
new file mode 100644
index 000000000..ce7907ba6
--- /dev/null
+++ b/dev/authsources.php.example
@@ -0,0 +1,20 @@
+<?php
+
+$config = array(
+    'admin' => array(
+        'core:AdminPassword',
+    ),
+
+    'example-userpass' => array(
+        'exampleauth:UserPass',
+        'user1:password' => array(
+            'email' => 'user1@example.com',
+            'uid' => array('user1'),
+        ),
+        'user2:password' => array(
+            'email' => 'user2@example.com',
+            'uid' => array('user2'),
+        ),
+    ),
+
+);
diff --git a/dev/docker-compose.yml b/dev/docker-compose.yml
index 9d29e2954..199b0e82b 100644
--- a/dev/docker-compose.yml
+++ b/dev/docker-compose.yml
@@ -70,6 +70,20 @@ services:
     profiles:
       - mysql
 
+  idp:
+    image: kenchan0130/simplesamlphp:1.19.3
+    container_name: idp
+    ports:
+      - "8090:8080"
+    environment:
+      SIMPLESAMLPHP_SP_ENTITY_ID: ${IDP_SP_ENTITY_ID}
+      SIMPLESAMLPHP_SP_ASSERTION_CONSUMER_SERVICE: ${IDP_SP_ACS_URL}
+      SIMPLESAMLPHP_SP_SINGLE_LOGOUT_SERVICE: null
+    volumes:
+      - ./authsources.php:/var/www/simplesamlphp/config/authsources.php
+    profiles:
+      - idp
+
 volumes:
   edgesql_dev_data:
   postgres_dev_data: