diff --git a/readme.md b/readme.md
index cde9fe0..01a4cc7 100644
--- a/readme.md
+++ b/readme.md
@@ -1,4 +1,4 @@
-# Web Knocking
+# Web Knocking for MikroTik
 ![Screenshot](https://user-images.githubusercontent.com/43970835/79135939-3172f900-7dc1-11ea-9d26-f923c47d47b6.png)
 
 ## How it works
@@ -12,6 +12,7 @@ For users who need to connect outside the office, we give a link like this:
 
 	http://100.100.1.2:2020/access_SeCrEtCoDe
 
+It is possible to support other vendors' devices with help of [netmiko](https://github.com/ktbyers/netmiko), but have MikroTik-s only.
 
 ## Setup
 ### Option 1: EXE
@@ -27,6 +28,8 @@ Just download the project.
 ## Usage
 Change settings in *settings.ini* to your own.
 
+It is highly recommended to add your IP address to *safe_hosts* to avoid blacklisting during testing.
+
 Forward a port in the router from the settings to the computer where Web Knocking is running.
 
 Enable API access on the router from this computer (*ip services - api-ssl* or *api*).
@@ -36,5 +39,6 @@ For white and black lists, make the rules according to your needs. For example,
 	/ip firewall nat add src-address-list=white_list in-interface=WAN \
 	dst-port=80 action=dst-nat to-addresses=192.168.0.10 to-ports=80
 
-## Project Support
+## Support project
 - [Donate via PayPal](https://www.paypal.me/vikil)
+- Correct my mistakes
diff --git a/readme_ru.md b/readme_ru.md
index 57e5a05..8e15bc3 100644
--- a/readme_ru.md
+++ b/readme_ru.md
@@ -1,4 +1,4 @@
-# Web Knocking
+# Web Knocking для MikroTik
 ![Screenshot](https://user-images.githubusercontent.com/43970835/79136043-63845b00-7dc1-11ea-9e30-6d4e011c2bc3.png)
 
 ## Как это работает
@@ -12,6 +12,7 @@
 
 	http://100.100.1.2:2020/access_SeCrEtCoDe
 
+Теоретически можно сделать и для других устройств с помощью [netmiko](https://github.com/ktbyers/netmiko), но мне не на чём проверить.
 
 ## Установка
 ### Вариант 1: EXE
@@ -27,6 +28,8 @@
 ## Использование
 Измените настройки в settings.ini на свои.
 
+Очень рекомендуется добавить свой IP адрес в *safe_hosts*, чтобы при тестировании не занести себя в чёрный список.
+
 Пробросьте в маршрутизаторе порт из настроек на компьютер, на котором запущен Web Knocking.
 
 Включите в маршрутизаторе доступ к API с этого компьютера (*ip services - api-ssl* или *api*).
@@ -37,4 +40,5 @@
 	dst-port=80 action=dst-nat to-addresses=192.168.0.10 to-ports=80
 
 ## Помощь проекту
-- Расскажите о проекте друзьям.
+- Расскажите о проекте друзьям
+- Присылайте отчёты об ошибках
diff --git a/resources.py b/resources.py
index 136371b..8d15bd7 100644
--- a/resources.py
+++ b/resources.py
@@ -1,4 +1,4 @@
-class Language():
+class Language():
 	def __init__(self, language:str='en'):
 		if language == 'ru':
 			lang_str = dictionary_ru
diff --git a/web_knocking.ini b/web_knocking.ini
index 1f777ac..d1fc409 100644
--- a/web_knocking.ini
+++ b/web_knocking.ini
@@ -3,14 +3,25 @@
 language=en
 ; Web server listening port on PC:
 port=8008
-white_list=WHITE_LIST
-black_list=BLACK_LIST
+; White and black list names on your device:
+white_list=FRIENDS
+black_list=BAD_GUYS
+; Hosts that can't be blacklisted
+; Add your own IP address to make sure that you
+; won't be blacklisted
+safe_hosts=127.0.0.1, 100.64.1.2
+; Logging to a file:
+log_file=false
 
 [Device]
+; Your router settings
 host=192.168.88.1
+; For non-SSL connection to MikroTik
+; use 8728:
 port=8729
 username=admin
 password=admin
+; Use SSL connection:
 secure=True
 
 [Users]
@@ -24,4 +35,3 @@ secure=True
 ; Examples:
 John Smith=Ye7gfV
 John Doe=n5Bwif 2030-4-6
-Jane=DaTe 2020-4-1
diff --git a/web_knocking.py b/web_knocking.py
index 0010d89..fab074e 100644
--- a/web_knocking.py
+++ b/web_knocking.py
@@ -1,4 +1,3 @@
-# 2020.04.01
 
 import configparser
 import logging
@@ -88,7 +87,7 @@ def __init__(s, keep_setting_case:bool=False):
 		config.optionxform = str
 		try:
 			with open(INI_FILE, 'tr'
-			, encoding='utf-8-sig') as fd:
+			, encoding='utf-8') as fd:
 				config.read_file(fd)
 		except FileNotFoundError:
 			log_error(f'{INI_FILE} file not found'
@@ -559,7 +558,7 @@ def main():
 		logger.addHandler(fh)
 	if os.path.exists('files/index.html'):
 		with open('files/index.html'
-		, encoding='utf-8-sig') as fd:
+		, encoding='utf-8') as fd:
 			sett.html = fd.read()
 	else:
 		sett.html = resources.HTML_DEFAULT