diff --git a/main.py b/main.py
index afe7964..e4b7135 100644
--- a/main.py
+++ b/main.py
@@ -1,11 +1,15 @@
 from uuid import uuid4
 from xmlrpc.server import SimpleXMLRPCServer
+from xmlrpc.client import ServerProxy
 import logging
 import os
 import requests.graphql
 from pygost import gost34112012256
 
 
+PASSWORD = 'gost_2012$a742ec53198ec2a5027086fba8814a89982a57112d1a72d02260161108f39b50'
+
+
 # Expose a function
 def list_contents(dir_name):
     logging.debug('list_contents(%s)', dir_name)
@@ -18,11 +22,9 @@ def aud_add(message):
 
 
 def auth_response(challenge, server_id, is_server):
-    logging.debug(challenge)
-    logging.debug(server_id)
-    logging.debug(is_server)
-    msg = '%s%s%s' % (challenge, server_id, '12345678')
-    response = gost34112012256.new(msg.encode('utf-8')).digest().hex()
+    # logging.debug(f'Challenge: {challenge}, Server: {server_id}, IsServer: {is_server}')
+    msg = '%s%s%s' % (challenge, server_id, PASSWORD)
+    response = gost34112012256.new(msg.encode('utf-8')[::-1]).digest()[::-1].hex()
     return {'error': False, 'response': response}
 
 
@@ -31,15 +33,22 @@ def auth_challenge():
     return uuid4().hex
 
 
+def accept(params, files, url):
+    print(params, files, url)
+    print('Accept')
+    return True
+
+
 def main():
+    print('Use Control-C to exit')
     logging.basicConfig(level=logging.DEBUG)
     server = SimpleXMLRPCServer(('0.0.0.0', 9000), logRequests=True)
     server.register_function(list_contents)
     server.register_function(aud_add)
     server.register_function(auth_response)
     server.register_function(auth_challenge)
+    server.register_function(accept)
     try:
-        print('Use Control-C to exit')
         server.serve_forever()
     except KeyboardInterrupt:
         print('Exiting')
@@ -52,4 +61,4 @@ def test():
 
 if __name__ == '__main__':
     main()
-    #test()
+    # test()