diff --git a/management/commands/anonymize_data.py b/management/commands/anonymize_data.py
index 3c4b973..48c7f45 100644
--- a/management/commands/anonymize_data.py
+++ b/management/commands/anonymize_data.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2018-2021 by BDE ENS Paris-Saclay
+# Copyright (C) 2018-2023 by BDE ENS Paris-Saclay
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 from django.core.management.base import BaseCommand
@@ -7,27 +7,87 @@ from django.db import connection
 
 class Command(BaseCommand):
     """
-    Command to protect sensitive data during the beta phase, to prevent a right escalation.
-    Phone number, email address, postal address, first and last name are removed.
+    Command to protect sensitive data during the beta phase or after WEI.
+    Phone number, email address, postal address, first and last name,
+    IP addresses, health issues, gender and birth date are removed.
     """
     def add_arguments(self, parser):
         parser.add_argument('--force', '-f', action='store_true', help="Actually anonymize data.")
+        parser.add_argument('--type', '-t', choices=["all", "wei", "user"], default="",
+                            help='Select the type of data to anonyze (default None)')
 
-    def handle(self, *args, **kwargs):
-        if not kwargs['force']:
-            self.stderr.write("CAUTION: This is a dangerous script. This will reset all personal data with "
-                              "sample data. Don't use this in production! If you know what you are doing, "
+    def handle(self, *args, **options):
+        if not options['force']:
+            if options['type'] == "all":
+                self.stderr.write("CAUTION: This is a dangerous script. This will reset ALL personal data with "
+                              "sample data. Don't use  in production! If you know what you are doing, please "
+                              "add --force option.")
+            elif options['type'] == "wei":
+                self.stderr.write("CAUTION: This is a dangerous script. This will reset WEI personal data with "
+                              "sample data. Use it in production only after WEI. If you know what you are doing,"
                               "please add --force option.")
+            elif options['type'] == "user":
+                self.stderr.write("CAUTION: This is a dangerous script. This will reset all personal data "
+                              "visible by user (not admin or trez BDE) with sample data. Don't use  in "
+                              "production! If you know what you are doing, please add --force option.")
+            else:
+                self.stderr.write("CAUTION: This is a dangerous script. This will reset all personal data with "
+                              "sample data. Don't use  in production ('wei' can be use in production after "
+                              "the WEI)! If you know what you are doing, please choose a type.")
             exit(1)
 
         cur = connection.cursor()
-        cur.execute("UPDATE member_profile SET "
+        if options['type'] in ("all","user"):
+            if options['verbosity'] != 0:
+                self.stdout.write("Anonymize profile, user club and guest data")
+            cur.execute("UPDATE member_profile SET "
                     "phone_number = '0123456789', "
                     "address = '4 avenue des Sciences, 91190 GIF-SUR-YVETTE';")
-        cur.execute("UPDATE auth_user SET "
+            cur.execute("UPDATE auth_user SET "
                     "first_name = 'Anne', "
                     "last_name = 'Onyme', "
                     "email = 'anonymous@example.com';")
-        cur.execute("UPDATE member_club SET "
+            cur.execute("UPDATE member_club SET "
                     "email = 'anonymous@example.com';")
+            cur.execute("UPDATE activity_guest SET "
+                    "first_name = 'Anne', "
+                    "last_name = 'Onyme';")
+
+        if options['type'] in ("all","wei","user"):
+            if options['verbosity'] != 0:
+                self.stdout.write("Anonymize WEI data")
+            cur.execute("UPDATE wei_weiregistration SET "
+                    "birth_date = '1998-01-08', "
+                    "emergency_contact_name = 'Anne Onyme', "
+                    "emergency_contact_phone = '0123456789', "
+                    "gender = 'nonbinary', "
+                    "health_issues = 'Tout va bien';")
+
+        if options['type'] == "all":
+            if options['verbosity'] != 0:
+                self.stdout.write("Anonymize invoice, special transaction, log, mailer and oauth data")
+            cur.execute("UPDATE treasury_invoice SET "
+                    "name = 'Anne Onyme', "
+                    "object = 'Rends nous riches', "
+                    "description = 'Donne nous plein de sous', "
+                    "address = '4 avenue des Sciences, 91190 GIF-SUR-YVETTE';")
+            cur.execute("UPDATE treasury_product SET "
+                    "designation = 'un truc inutile';")
+            cur.execute("UPDATE note_specialtransaction SET "
+                    "bank = 'le matelas', "
+                    "first_name = 'Anne', "
+                    "last_name = 'Onyme';")
+            cur.execute("UPDATE logs_changelog SET "
+                    "ip = '127.0.0.1', "
+                    "data = 'new data', "
+                    "previous = 'old data';")
+            cur.execute("UPDATE mailer_messagelog SET "
+                    "log_message = 'log message', "
+                    "message_data = 'message data';")
+            cur.execute("UPDATE mailer_dontsendentry SET "
+                    "to_address = 'anonymous@example.com';")
+            cur.execute("UPDATE oauth2_provider_application SET "
+                    "name = 'external app', "
+                    "redirect_uris = 'http://external.app', "
+                    "client_secret = 'abcdefghijklmnopqrstuvwxyz';")
         cur.close()