diff --git a/config/proxyauth.config.php b/config/proxyauth.config.php
new file mode 100644
index 0000000..47e9b9f
--- /dev/null
+++ b/config/proxyauth.config.php
@@ -0,0 +1,15 @@
+<?php
+
+return array(
+	'proxyauth' => array(
+		'replace_form' => false,
+		'button_text' => 'Login with SSO',
+		'remember' => true,
+		'sso_domain' => '',
+		'logout_url' => '',
+		'create_account' => true,
+		'username_header' => 'REMOTE_USER',
+		'email_header' => '',
+		'fullname_header' => ''
+	)
+);
diff --git a/proxyauth.php b/proxyauth.php
index 61ddf54..8cb8d86 100644
--- a/proxyauth.php
+++ b/proxyauth.php
@@ -2,7 +2,7 @@
 /**
  * Name: Proxy Auth
  * Description: Authenticate a user against reverse proxy headers
- * Version: 1.1
+ * Version: 1.2
  * Author: Mark Wane <https://social.cool110.xyz/profile/mark>
  */
 
@@ -18,19 +18,27 @@
 use Friendica\Core\Hook;
 use Friendica\DI;
 use Friendica\Model\User;
+use Friendica\Core\System;
+use Friendica\Util\ConfigFileLoader;
 
 function proxyauth_install(){
+	Hook::register( 'load_config', 'addon/proxyauth/proxyauth.php', 'proxyauth_config' );
 	Hook::register( 'authenticate', 'addon/proxyauth/proxyauth.php', 'proxyauth_hook' );
 	Hook::register( 'login_hook', 'addon/proxyauth/proxyauth.php', 'proxyauth_login' );
 	Hook::register( 'logging_out', 'addon/proxyauth/proxyauth.php', 'proxyauth_logout' );
 }
 
 function proxyauth_uninstall(){
+	Hook::unregister( 'load_config', 'addon/proxyauth/proxyauth.php', 'proxyauth_config' );
 	Hook::unregister( 'authenticate', 'addon/proxyauth/proxyauth.php', 'proxyauth_hook' );
 	Hook::unregister( 'login_hook', 'addon/proxyauth/proxyauth.php', 'proxyauth_login' );
 	Hook::unregister( 'logging_out', 'addon/proxyauth/proxyauth.php', 'proxyauth_logout' );
 }
 
+function proxyauth_config( $a, $l ){
+	$a->getConfigCache()->load( $l->loadAddonConfig( 'proxyauth' ) );
+}
+
 function proxyauth_hook( $a, &$b ){
 	$acc = proxyauth_auth();
 
@@ -43,30 +51,48 @@ function proxyauth_hook( $a, &$b ){
 }
 
 function proxyauth_login( $a, &$o ){
-	$o = '	<form id="login-form" action="https://social.cool110.xyz/login" role="form" method="post">
-			<div id="login-group" role="group" aria-labelledby="login-head">
-				<input type="hidden" name="auth-params" value="login" />
-				<div id="login-submit-wrapper">
-					<input type="submit" name="submit" id="login-submit-button" value="Login with SSO" />
+	$replace  = DI::config()->get( 'proxyauth', 'replace_form' );
+	$text     = DI::config()->get( 'proxyauth', 'button_text' );
+	$remember = DI::config()->get( 'proxyauth', 'remember' );
+
+	if ( $replace ){
+		$o = '	<form id="login-form" action="https://social.cool110.xyz/login" role="form" method="post">
+				<div id="login-group" role="group" aria-labelledby="login-head">
+					<input type="hidden" name="auth-params" value="login" />
+					<div id="login-submit-wrapper">
+						<input type="submit" name="submit" id="login-submit-button" value="' . $text . '" />
+					</div>
+					<input type="hidden" name="remember" value="' . (int) $remember . '" />
 				</div>
-				<input type="hidden" name="remember" value="0" />
-			</div>
-		</form>';
+			</form>';
+	}
 }
 
 function proxyauth_logout( $a ){
+	$domain = DI::config()->get( 'proxyauth', 'sso_domain' );
+	$url    = DI::config()->get( 'proxyauth', 'logout_url' );
+
 	DI::cookie()->clear();
 	DI::session()->clear();
 	info( DI::l10n()->t( 'Logging out') );
-	if ( ! stripos( $_SERVER['HTTP_REFERER'], 'auth.cool110.xyz' ) ) {
-		DI::baseUrl()->redirect( '/logout_sso' );
+	if ( ! stripos( $_SERVER['HTTP_REFERER'], $domain ) ) {
+		if ( '' != $url ){
+			System::externalRedirect( $url );
+		} else {
+			DI::baseUrl()->redirect( '/logout_sso' );
+		}
 	}
 }
 
 function proxyauth_auth(){
-	$uid  = $_SERVER['HTTP_UID'] ?? NULL;
-	$mail = $_SERVER['HTTP_MAIL'] ?? NULL;
-	$name = $_SERVER['HTTP_CN'] ?? NULL;
+	$create      = DI::config()->get( 'proxyauth', 'create_account' );
+	$uid_header  = DI::config()->get( 'proxyauth', 'username_header' );
+	$mail_header = DI::config()->get( 'proxyauth', 'email_header' );
+	$name_header = DI::config()->get( 'proxyauth', 'fullame_header' );
+
+	$uid  = $_SERVER[ $uid_header ] ?? NULL;
+	$mail = $_SERVER[ $mail_header ] ?? NULL;
+	$name = $_SERVER[ $name_header ] ?? NULL;
 
 	if ( is_null( $uid ) ){
 		return false;
@@ -78,9 +104,12 @@ function proxyauth_auth(){
 		return $acc;
 	}
 
-	proxyauth_create_user( $uid, $mail, $name );
-
-	return proxyauth_get_user( $uid );
+	if ( $create ){
+		proxyauth_create_user( $uid, $mail, $name );
+		return proxyauth_get_user( $uid );
+	} else {
+		return NULL;
+	}
 }
 
 function proxyauth_create_user( $uid, $mail, $name ){