diff --git a/command.py b/command.py
index 1791d6f..f049b61 100644
--- a/command.py
+++ b/command.py
@@ -1,9 +1,10 @@
 # coding=utf-8
 import logging
-import math
-
-import pymumble_py3 as pymumble
+import secrets
+import datetime
+import json
 import re
+import pymumble_py3 as pymumble
 
 import constants
 import interface
@@ -21,12 +22,12 @@ log = logging.getLogger("bot")
 
 
 def register_all_commands(bot):
-    bot.register_command(constants.commands('joinme'), cmd_joinme, no_partial_match=False, access_outside_channel=True)
-    bot.register_command(constants.commands('user_ban'), cmd_user_ban, no_partial_match=True)
-    bot.register_command(constants.commands('user_unban'), cmd_user_unban, no_partial_match=True)
-    bot.register_command(constants.commands('url_ban_list'), cmd_url_ban_list, no_partial_match=True)
-    bot.register_command(constants.commands('url_ban'), cmd_url_ban, no_partial_match=True)
-    bot.register_command(constants.commands('url_unban'), cmd_url_unban, no_partial_match=True)
+    bot.register_command(constants.commands('joinme'), cmd_joinme, access_outside_channel=True)
+    bot.register_command(constants.commands('user_ban'), cmd_user_ban, no_partial_match=True, admin=True)
+    bot.register_command(constants.commands('user_unban'), cmd_user_unban, no_partial_match=True, admin=True)
+    bot.register_command(constants.commands('url_ban_list'), cmd_url_ban_list, no_partial_match=True, admin=True)
+    bot.register_command(constants.commands('url_ban'), cmd_url_ban, no_partial_match=True, admin=True)
+    bot.register_command(constants.commands('url_unban'), cmd_url_unban, no_partial_match=True, admin=True)
     bot.register_command(constants.commands('play'), cmd_play)
     bot.register_command(constants.commands('pause'), cmd_pause)
     bot.register_command(constants.commands('play_file'), cmd_play_file)
@@ -42,8 +43,8 @@ def register_all_commands(bot):
     bot.register_command(constants.commands('help'), cmd_help, no_partial_match=False, access_outside_channel=True)
     bot.register_command(constants.commands('stop'), cmd_stop)
     bot.register_command(constants.commands('clear'), cmd_clear)
-    bot.register_command(constants.commands('kill'), cmd_kill)
-    bot.register_command(constants.commands('update'), cmd_update, no_partial_match=True)
+    bot.register_command(constants.commands('kill'), cmd_kill, admin=True)
+    bot.register_command(constants.commands('update'), cmd_update, no_partial_match=True, admin=True)
     bot.register_command(constants.commands('stop_and_getout'), cmd_stop_and_getout)
     bot.register_command(constants.commands('volume'), cmd_volume)
     bot.register_command(constants.commands('ducking'), cmd_ducking)
@@ -64,9 +65,13 @@ def register_all_commands(bot):
     bot.register_command(constants.commands('search'), cmd_search_library)
     bot.register_command(constants.commands('add_from_shortlist'), cmd_shortlist)
     bot.register_command(constants.commands('delete_from_library'), cmd_delete_from_library)
-    bot.register_command(constants.commands('drop_database'), cmd_drop_database, no_partial_match=True)
+    bot.register_command(constants.commands('drop_database'), cmd_drop_database, no_partial_match=True, admin=True)
     bot.register_command(constants.commands('rescan'), cmd_refresh_cache, no_partial_match=True)
     bot.register_command(constants.commands('requests_webinterface_access'), cmd_web_access)
+    bot.register_command(constants.commands('add_webinterface_user'), cmd_web_user_add, admin=True)
+    bot.register_command(constants.commands('remove_webinterface_user'), cmd_web_user_remove, admin=True)
+    bot.register_command(constants.commands('list_webinterface_user'), cmd_web_user_list, admin=True)
+    bot.register_command(constants.commands('change_user_password'), cmd_user_password)
     # Just for debug use
     bot.register_command('rtrms', cmd_real_time_rms, True)
     #bot.register_command('loop', cmd_loop_state, True)
@@ -126,67 +131,47 @@ def cmd_joinme(bot, user, text, command, parameter):
 def cmd_user_ban(bot, user, text, command, parameter):
     global log
 
-    if bot.is_admin(user):
-        if parameter:
-            bot.mumble.users[text.actor].send_text_message(util.user_ban(parameter))
-        else:
-            bot.mumble.users[text.actor].send_text_message(util.get_user_ban())
+    if parameter:
+        bot.mumble.users[text.actor].send_text_message(util.user_ban(parameter))
     else:
-        bot.mumble.users[text.actor].send_text_message(constants.strings('not_admin'))
-    return
+        bot.mumble.users[text.actor].send_text_message(util.get_user_ban())
 
 
 def cmd_user_unban(bot, user, text, command, parameter):
     global log
 
-    if bot.is_admin(user):
-        if parameter:
-            bot.mumble.users[text.actor].send_text_message(util.user_unban(parameter))
-    else:
-        bot.mumble.users[text.actor].send_text_message(constants.strings('not_admin'))
-    return
+    if parameter:
+        bot.mumble.users[text.actor].send_text_message(util.user_unban(parameter))
 
 
 def cmd_url_ban(bot, user, text, command, parameter):
     global log
 
-    if bot.is_admin(user):
-        if parameter:
-            bot.mumble.users[text.actor].send_text_message(util.url_ban(util.get_url_from_input(parameter)))
+    if parameter:
+        bot.mumble.users[text.actor].send_text_message(util.url_ban(util.get_url_from_input(parameter)))
 
-            id = item_id_generators['url'](url=parameter)
-            var.cache.free_and_delete(id)
-            var.playlist.remove_by_id(id)
-        else:
-            if var.playlist.current_item() and var.playlist.current_item().type == 'url':
-                item = var.playlist.current_item().item()
-                bot.mumble.users[text.actor].send_text_message(util.url_ban(util.get_url_from_input(item.url)))
-                var.cache.free_and_delete(item.id)
-                var.playlist.remove_by_id(item.id)
-            else:
-                bot.send_msg(constants.strings('bad_parameter', command=command), text)
+        id = item_id_generators['url'](url=parameter)
+        var.cache.free_and_delete(id)
+        var.playlist.remove_by_id(id)
     else:
-        bot.mumble.users[text.actor].send_text_message(constants.strings('not_admin'))
-    return
+        if var.playlist.current_item() and var.playlist.current_item().type == 'url':
+            item = var.playlist.current_item().item()
+            bot.mumble.users[text.actor].send_text_message(util.url_ban(util.get_url_from_input(item.url)))
+            var.cache.free_and_delete(item.id)
+            var.playlist.remove_by_id(item.id)
+        else:
+            bot.send_msg(constants.strings('bad_parameter', command=command), text)
 
 
 def cmd_url_ban_list(bot, user, text, command, parameter):
-    if bot.is_admin(user):
-        bot.mumble.users[text.actor].send_text_message(util.get_url_ban())
-    else:
-        bot.mumble.users[text.actor].send_text_message(constants.strings('not_admin'))
-    return
+    bot.mumble.users[text.actor].send_text_message(util.get_url_ban())
 
 
 def cmd_url_unban(bot, user, text, command, parameter):
     global log
 
-    if bot.is_admin(user):
-        if parameter:
-            bot.mumble.users[text.actor].send_text_message(util.url_unban(util.get_url_from_input(parameter)))
-    else:
-        bot.mumble.users[text.actor].send_text_message(constants.strings('not_admin'))
-    return
+    if parameter:
+        bot.mumble.users[text.actor].send_text_message(util.url_unban(util.get_url_from_input(parameter)))
 
 
 def cmd_play(bot, user, text, command, parameter):
@@ -584,12 +569,8 @@ def cmd_clear(bot, user, text, command, parameter):
 def cmd_kill(bot, user, text, command, parameter):
     global log
 
-    if bot.is_admin(user):
-        bot.pause()
-        bot.exit = True
-    else:
-        bot.mumble.users[text.actor].send_text_message(
-            constants.strings('not_admin'))
+    bot.pause()
+    bot.exit = True
 
 
 def cmd_update(bot, user, text, command, parameter):
@@ -1178,25 +1159,23 @@ def cmd_refresh_cache(bot, user, text, command, parameter):
 
 
 def cmd_web_access(bot, user, text, command, parameter):
-    import secrets
-    import datetime
-    import json
-
     auth_method = var.config.get("webinterface", "auth_method")
 
     if auth_method == 'token':
         interface.banned_ip = []
         interface.bad_access_count = {}
 
-        user_info = var.db.get("user", user, fallback=None)
-        if user_info is not None:
-            user_dict = json.loads(user_info)
-            token = user_dict['token']
-        else:
-            token = secrets.token_urlsafe(5)
-            var.db.set("web_token", token, user)
+        user_info = var.db.get("user", user, fallback='{}')
+        user_dict = json.loads(user_info)
+        if 'token' in user_dict:
+            var.db.remove_option("web_token", user_dict['token'])
 
-        var.db.set("user", user, json.dumps({'token': token, 'datetime': str(datetime.datetime.now()), 'IP': ''}))
+        token = secrets.token_urlsafe(5)
+        user_dict['token'] = token
+        user_dict['token_created'] = str(datetime.datetime.now())
+        user_dict['last_ip'] = ''
+        var.db.set("web_token", token, user)
+        var.db.set("user", user, json.dumps(user_dict))
 
         access_address = var.config.get("webinterface", "access_address") + "/?token=" + token
     else:
@@ -1205,6 +1184,64 @@ def cmd_web_access(bot, user, text, command, parameter):
     bot.send_msg(constants.strings('webpage_address', address=access_address), text)
 
 
+def cmd_user_password(bot, user, text, command, parameter):
+    if not parameter:
+        bot.send_msg(constants.strings('bad_parameter', command=command), text)
+        return
+
+    user_info = var.db.get("user", user, fallback='{}')
+    user_dict = json.loads(user_info)
+    user_dict['password'], user_dict['salt'] = util.get_salted_password_hash(parameter)
+
+    var.db.set("user", user, json.dumps(user_dict))
+
+    bot.send_msg(constants.strings('user_password_set'), text)
+
+
+def cmd_web_user_add(bot, user, text, command, parameter):
+    if not parameter:
+        bot.send_msg(constants.strings('bad_parameter', command=command), text)
+        return
+
+    auth_method = var.config.get("webinterface", "auth_method")
+
+    if auth_method == 'password':
+        web_users = json.loads(var.db.get("privilege", "web_access", fallback='[]'))
+        if parameter not in web_users:
+            web_users.append(parameter)
+        var.db.set("privilege", "web_access", json.dumps(web_users))
+        bot.send_msg(constants.strings('web_user_list', users=", ". join(web_users)), text)
+    else:
+        bot.send_msg(constants.strings('command_disabled', command=command), text)
+
+
+def cmd_web_user_remove(bot, user, text, command, parameter):
+    if not parameter:
+        bot.send_msg(constants.strings('bad_parameter', command=command), text)
+        return
+
+    auth_method = var.config.get("webinterface", "auth_method")
+
+    if auth_method == 'password':
+        web_users = json.loads(var.db.get("privilege", "web_access", fallback='[]'))
+        if parameter in web_users:
+            web_users.remove(parameter)
+        var.db.set("privilege", "web_access", json.dumps(web_users))
+        bot.send_msg(constants.strings('web_user_list', users=", ". join(web_users)), text)
+    else:
+        bot.send_msg(constants.strings('command_disabled', command=command), text)
+
+
+def cmd_web_user_list(bot, user, text, command, parameter):
+    auth_method = var.config.get("webinterface", "auth_method")
+
+    if auth_method == 'password':
+        web_users = json.loads(var.db.get("privilege", "web_access", fallback='[]'))
+        bot.send_msg(constants.strings('web_user_list', users=", ". join(web_users)), text)
+    else:
+        bot.send_msg(constants.strings('command_disabled', command=command), text)
+
+
 # Just for debug use
 def cmd_real_time_rms(bot, user, text, command, parameter):
     bot._display_rms = not bot._display_rms
diff --git a/configuration.default.ini b/configuration.default.ini
index 8efa24c..7d134e3 100644
--- a/configuration.default.ini
+++ b/configuration.default.ini
@@ -96,7 +96,7 @@ listening_addr = 127.0.0.1
 listening_port = 8181
 web_logfile =
 
-auth_method = 'none'
+auth_method = none
 user = 
 password =
 max_attempts = 10
@@ -190,6 +190,10 @@ drop_database = dropdatabase
 rescan = rescan
 
 requests_webinterface_access = web
+list_webinterface_user = webuserlist
+add_webinterface_user = webuseradd
+remove_webinterface_user = webuserdel
+change_user_password = password
 
 [strings]
 current_volume = Current volume: {volume}.
@@ -266,6 +270,9 @@ cleared_tags_from_all = Removed all tags from songs on the playlist.
 shortlist_instruction = Use <i>!sl {indexes}</i> to play the item you want.
 auto_paused = Use <i>!play</i> to resume music!
 webpage_address= Your own address to access the web interface is <a href="{address}">{address}</a>
+web_user_list = Following users has the privilege to access the web interface: <br /> {users}
+user_password_set = Your password has been updated.
+command_disabled = {command}: command disabled!
 
 help = <h3>Commands</h3>
        <b>Control</b>
diff --git a/configuration.example.ini b/configuration.example.ini
index 27eaa22..43176fc 100644
--- a/configuration.example.ini
+++ b/configuration.example.ini
@@ -135,8 +135,8 @@ port = 64738
 #auth_method = token
 #max_attempts = 10
 
-# 'user', 'password': If auth_method set to 'password', you need to set the username and
-#                     password.
+# 'user', 'password': If auth_method set to 'password', you need to set the default
+#                     username and password. You can add more users by '!webadduser'
 #user = botamusique
 #password = mumble
 
diff --git a/interface.py b/interface.py
index 90c59e4..e58d7a9 100644
--- a/interface.py
+++ b/interface.py
@@ -66,7 +66,7 @@ class ReverseProxied(object):
 web = Flask(__name__)
 web.config['TEMPLATES_AUTO_RELOAD'] = True
 log = logging.getLogger("bot")
-user = 'webuser'
+user = 'Remote Control'
 
 
 def init_proxy():
@@ -82,7 +82,18 @@ def check_auth(username, password):
     """This function is called to check if a username /
     password combination is valid.
     """
-    return username == var.config.get("webinterface", "user") and password == var.config.get("webinterface", "password")
+
+    if username == var.config.get("webinterface", "user") and password == var.config.get("webinterface", "password"):
+        return True
+
+    web_users = json.loads(var.db.get("privilege", "web_access", fallback='[]'))
+    if username in web_users:
+        user_dict = json.loads(var.db.get("user", username, fallback='{}'))
+        if 'password' in user_dict and 'salt' in user_dict and \
+                util.verify_password(password, user_dict['password'], user_dict['salt']):
+            return True
+
+    return False
 
 
 def authenticate():
@@ -109,6 +120,7 @@ def requires_auth(f):
 
         if auth_method == 'password':
             auth = request.authorization
+            user = auth.username
             if not auth or not check_auth(auth.username, auth.password):
                 if auth:
                     if request.remote_addr in bad_access_count:
diff --git a/mumbleBot.py b/mumbleBot.py
index 280948f..70df04d 100644
--- a/mumbleBot.py
+++ b/mumbleBot.py
@@ -192,14 +192,15 @@ class MumbleBot:
         else:
             self.log.debug("update: no new version found.")
 
-    def register_command(self, cmd, handle, no_partial_match=False, access_outside_channel=False):
+    def register_command(self, cmd, handle, no_partial_match=False, access_outside_channel=False, admin=False):
         cmds = cmd.split(",")
         for command in cmds:
             command = command.strip()
             if command:
                 self.cmd_handle[command] = {'handle': handle,
                                             'partial_match': not no_partial_match,
-                                            'access_outside_channel': access_outside_channel}
+                                            'access_outside_channel': access_outside_channel,
+                                            'admin': admin}
                 self.log.debug("bot: command added: " + command)
 
     def set_comment(self):
@@ -287,6 +288,10 @@ class MumbleBot:
                             constants.strings('bad_command', command=command))
                         return
 
+                if self.cmd_handle[command_exc]['admin'] and not self.is_admin(user):
+                    self.mumble.users[text.actor].send_text_message(constants.strings('not_admin'))
+                    return
+
                 if not self.cmd_handle[command_exc]['access_outside_channel'] \
                         and not self.is_admin(user) \
                         and not var.config.getboolean('bot', 'allow_other_channel_message') \
diff --git a/util.py b/util.py
index 1486e75..44333a5 100644
--- a/util.py
+++ b/util.py
@@ -386,6 +386,20 @@ def parse_file_size(human):
     raise ValueError("Invalid file size given.")
 
 
+def get_salted_password_hash(password):
+    salt = os.urandom(10)
+    hashed = hashlib.pbkdf2_hmac('sha1', password.encode("utf-8"), salt, 100000)
+
+    return hashed.hex(), salt.hex()
+
+
+def verify_password(password, salted_hash, salt):
+    hashed = hashlib.pbkdf2_hmac('sha1', password.encode("utf-8"), bytearray.fromhex(salt), 100000)
+    if hashed.hex() == salted_hash:
+        return True
+    return False
+
+
 class LoggerIOWrapper(io.TextIOWrapper):
     def __init__(self, logger: logging.Logger, logging_level, fallback_io_buffer):
         super().__init__(fallback_io_buffer, write_through=True)