diff --git a/src/base/registration/test.py b/src/base/registration/test.py
new file mode 100644
index 0000000..52b6e88
--- /dev/null
+++ b/src/base/registration/test.py
@@ -0,0 +1,91 @@
+#!/usr/bin/python3
+# -*- coding: utf-8 -*-
+# Author: Hasan Kara <h.kara27@gmail.com>
+
+from base.scope import Scope
+from base.util.util import Util
+import re
+
+
+class ExecuteCancelSSSDAuthentication:
+    def __init__(self):
+        scope = Scope().get_instance()
+        self.logger = scope.get_logger()
+        self.util = Util()
+
+    def cancel(self):
+        self.util.execute("apt purge libpam-sss sssd-common -y")
+        self.util.execute("apt autoremove -y")
+
+        if self.util.is_exist("/etc/sssd"):
+            self.util.delete_folder("/etc/sssd")
+
+        # pattern for clearing file data from spaces, tabs and newlines
+        pattern = re.compile(r'\s+')
+
+        # Configure nsswitch.conf
+        file_ns_switch = open("/etc/nsswitch.conf", 'r')
+        file_data = file_ns_switch.read()
+
+        # cleared file data from spaces, tabs and newlines
+        text = pattern.sub('', file_data)
+
+        did_configuration_change = False
+        if "passwd:compatsss" in text:
+            file_data = file_data.replace("passwd:         compat sss", "passwd:         compat")
+            did_configuration_change = True
+
+        if "group:compatsss" in text:
+            file_data = file_data.replace("group:          compat sss", "group:          compat")
+            did_configuration_change = True
+
+        if "shadow:compatsss" in text:
+            file_data = file_data.replace("shadow:         compat sss", "shadow:         compat")
+            did_configuration_change = True
+
+        if "services:dbfilessss" in text:
+            file_data = file_data.replace("services:       db files sss", "services:       db files")
+            did_configuration_change = True
+
+        if "netgroup:nissss" in text:
+            file_data = file_data.replace("netgroup:       nis sss", "netgroup:       nis")
+            did_configuration_change = True
+
+        if "sudoers:filessss" in text:
+            file_data = file_data.replace("sudoers:        files sss", "")
+            did_configuration_change = True
+
+        if did_configuration_change:
+            self.logger.info("nsswitch.conf configuration has been configured")
+        else:
+            self.logger.info("nsswitch.conf has already been configured")
+
+        file_ns_switch.close()
+        file_ns_switch = open("/etc/nsswitch.conf", 'w')
+        file_ns_switch.write(file_data)
+        file_ns_switch.close()
+
+        common_session_conf_path = "/etc/pam.d/common-session"
+
+        # configure common-session for creating home directories for ldap users
+        file_common_session = open(common_session_conf_path, 'r')
+        file_data = file_common_session.read()
+
+        if "session optional pam_mkhomedir.so skel=/etc/skel umask=077" in file_data:
+            file_data = file_data.replace("session optional pam_mkhomedir.so skel=/etc/skel umask=077", "")
+            self.logger.info("common-session is configured")
+
+        file_common_session.close()
+        file_common_session = open(common_session_conf_path, 'w')
+        file_common_session.write(file_data)
+        file_common_session.close()
+
+        # Configure lightdm.service
+        pardus_xfce_path = "/usr/share/lightdm/lightdm.conf.d/99-pardus-xfce.conf"
+        if self.util.is_exist(pardus_xfce_path):
+            self.logger.info("99-pardus-xfce.conf exists. Deleting file.")
+            self.util.delete_file(pardus_xfce_path)
+            self.util.execute("systemctl restart nscd.service")
+
+        self.logger.info("LDAP Login iptal etme işlemi başarı ile sağlandı.")
+