diff --git a/.gitignore b/.gitignore
index 43f5311..6f25554 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,3 @@
-.DS_Store
-
 # Logs
 logs
 *.log
@@ -128,13 +126,6 @@ dist
 *.iml
 .idea
 
-img
-
-
-# Intellij
-.idea/
-*.iml
-
 # Python
 __pycache__
 
@@ -146,9 +137,8 @@ __pycache__
 mongo-data
 
 ##dotenv environment variable files
+.secrets.*
 .env
-.env.development.local
-.env.production
 
-## image output
+## images output
 img
diff --git a/Backend/src/database/database.service.ts b/Backend/src/database/database.service.ts
index 894ae32..c5216fb 100644
--- a/Backend/src/database/database.service.ts
+++ b/Backend/src/database/database.service.ts
@@ -42,6 +42,7 @@ export class DatabaseService {
           });
         }
       });
+    // If the user exists but the password is not hashed it will hash it
     this.DB.collection('users').findOneAndUpdate(
       {
         name: process.env.CSD_USER,
diff --git a/Backend/src/telegram/telegram.service.ts b/Backend/src/telegram/telegram.service.ts
index 0c3a24c..fd677c8 100644
--- a/Backend/src/telegram/telegram.service.ts
+++ b/Backend/src/telegram/telegram.service.ts
@@ -80,7 +80,7 @@ export class TelegramService {
     }
     await this.bot.sendMessage(
       msg.chat.id,
-      `Intrusion detection ${status ? 'enabled' : 'disabled'}`,
+      `Intrusion detection notifications: ${status ? 'enabled' : 'disabled'}`,
     );
     return;
   }
@@ -92,7 +92,6 @@ export class TelegramService {
   ) {
     const users = await this.databaseService.getRawDataArray('users');
 
-    // TODO test filter
     users
       .filter((user) => user.getsAlerts)
       .map((user) => user.telegramId)
diff --git a/README.md b/README.md
index a8e8f14..8f50b16 100644
--- a/README.md
+++ b/README.md
@@ -5,16 +5,26 @@ The repository contains the sources code for the Camera Security System project.
 
 ## Just Run
 
-Firstly add .env file to root directory using the following template
-```text
+Firstly add .secrets.yml file to root directory using the following template
+```yaml
+# mongodb+srv is the protocol when connecting to cloud mongodb
 MONGO_PROTOCOL=mongodb
+# mongo:27017 indicates the container called mongo and the port it is listening on
 MONGO_HOST=mongo:27017
+# DB root username
 MONGO_INITDB_ROOT_USERNAME=username
+# DB root password
 MONGO_INITDB_ROOT_PASSWORD=password
+# JWT cryptographic secret
 JWT_SECRET=secret
+# User to access the backend
 CSD_USER=User
+# Password to access the backend
 CSD_PASSWORD=Password
+# Telegram bot token
 TELEGRAM_TOKEN=api_token
+# Should be of the format of BCrypt hash
+BCRYPT_SALT=...
 ```
 Then you can run
 ```bash
diff --git a/docker-compose.yml b/docker-compose.yml
index d06e93f..83b94ce 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,7 +10,7 @@ services:
     volumes:
       - ./mongo-data:/data/db
     env_file:
-      - .env
+      - .secrets.yml
 
   backend:
     container_name: backend
@@ -24,6 +24,6 @@ services:
     volumes:
       - ./Backend:/home/node
     env_file:
-      - .env
+      - .secrets.yml
 #    command: npm start
     command: npm run start -- --watch