diff --git a/.github/workflows/azure-webapps-dotnet-core.yml b/.github/workflows/azure-webapps-dotnet-core.yml
index a317e9c5..694e2752 100644
--- a/.github/workflows/azure-webapps-dotnet-core.yml
+++ b/.github/workflows/azure-webapps-dotnet-core.yml
@@ -87,6 +87,22 @@ jobs:
                   name: .net-app
                   path: ${{ github.workspace }}/myapp
 
+            - name: Set environment variables
+              run: |
+                echo "DB_CONNECTION_USER_ID=${{ secrets.DB_CONNECTION_USER_ID }}" >> $GITHUB_ENV
+                echo "DB_CONNECTION_PASSWORD=${{ secrets.DB_CONNECTION_PASSWORD }}" >> $GITHUB_ENV
+                echo "GOOGLE_CLIENT_ID=${{ secrets.GOOGLE_CLIENT_ID }}" >> $GITHUB_ENV
+                echo "GOOGLE_CLIENT_SECRET=${{ secrets.GOOGLE_CLIENT_SECRET }}" >> $GITHUB_ENV
+                echo "EMAIL_SMTP_USERNAME=${{ secrets.EMAIL_SMTP_USERNAME }}" >> $GITHUB_ENV
+                echo "EMAIL_SMTP_PASSWORD=${{ secrets.EMAIL_SMTP_PASSWORD }}" >> $GITHUB_ENV
+                echo "VNPAY_TMNCODE=${{ secrets.VNPAY_TMNCODE }}" >> $GITHUB_ENV
+                echo "VNPAY_HASHSECRET=${{ secrets.VNPAY_HASHSECRET }}" >> $GITHUB_ENV
+                echo "MOMO_API_SECRETKEY=${{ secrets.MOMO_API_SECRETKEY }}" >> $GITHUB_ENV
+                echo "MOMO_API_ACCESSKEY=${{ secrets.MOMO_API_ACCESSKEY }}" >> $GITHUB_ENV
+                echo "MOMO_API_PARTNERCODE=${{ secrets.MOMO_API_PARTNERCODE }}" >> $GITHUB_ENV
+                echo "MOMO_API_PUBLICKEY=${{ secrets.MOMO_API_PUBLICKEY }}" >> $GITHUB_ENV
+                echo "ZEROBOUNCE_APIKEY=${{ secrets.ZEROBOUNCE_APIKEY }}" >> $GITHUB_ENV
+
             - name: Deploy to Azure Web App
               id: deploy-to-webapp
               uses: azure/webapps-deploy@v2
diff --git a/Dental_Clinic_System/Dental_Clinic_System/appsettings.json b/Dental_Clinic_System/Dental_Clinic_System/appsettings.json
index 4de374c3..3cc4a579 100644
--- a/Dental_Clinic_System/Dental_Clinic_System/appsettings.json
+++ b/Dental_Clinic_System/Dental_Clinic_System/appsettings.json
@@ -1,6 +1,6 @@
 {
   "ConnectionStrings": {
-    "DBConnection": "Server=tcp:dentalcareplatformdb.database.windows.net,1433;Initial Catalog=dentalcareplatformdb;Persist Security Info=False;User ID=dentalcare;Password=Dental123;MultipleActiveResultSets=False;Encrypt=True;TrustServerCertificate=True;Connection Timeout=30;"
+    "DBConnection": "Server=tcp:dentalcareplatformdb.database.windows.net,1433;Initial Catalog=dentalcareplatformdb;Persist Security Info=False;User ID=${DB_CONNECTION_USER_ID};Password=${DB_CONNECTION_PASSWORD};MultipleActiveResultSets=False;Encrypt=True;TrustServerCertificate=True;Connection Timeout=30;"
   },
 
   "Logging": {
@@ -10,22 +10,22 @@
     }
   },
   "GoogleKeys": {
-    "ClientId": "867903141504-fbch43hp4ut43b9avqslbgljkirvo2j6.apps.googleusercontent.com",
-    "ClientSecret": "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"
+    "ClientId": "${GOOGLE_CLIENT_ID}",
+    "ClientSecret": "${GOOGLE_CLIENT_SECRET}"
   },
   "Email": {
     "Smtp": {
       "Host": "smtp.gmail.com",
       "Port": "587",
-      "Username": "noreplydentalcare@gmail.com",
-      "Password": "wehh hfpb kcuy lfxg"
+      "Username": "${EMAIL_SMTP_USERNAME}",
+      "Password": "${EMAIL_SMTP_PASSWORD}"
     },
     "FromAddress": "noreply@dentalcareswp.com",
     "FromName": "Dental Care"
   },
   "VNPAY": {
-    "TmnCode": "UFVXRR9T",
-    "HashSecret": "N9UU3MI63OI2DLP3P7RBJGHB0KYSGZG1",
+    "TmnCode": "${VNPAY_TMNCODE}",
+    "HashSecret": "${VNPAY_HASHSECRET}",
     "BaseUrl": "https://sandbox.vnpayment.vn/paymentv2/vpcpay.html",
     "Version": "2.1.0",
     "Command": "pay",
@@ -39,22 +39,22 @@
   "MomoAPI": {
     "MomoApiUrl": "https://test-payment.momo.vn/gw_payment/transactionProcessor",
     "MomoApiUrlV2": "https://test-payment.momo.vn/v2/gateway/api/create",
-    "SecretKey": "K951B6PE1waDMi640xX08PD3vg6EkVlz",
-    "AccessKey": "F8BBA842ECF85",
+    "SecretKey": "${MOMO_API_SECRETKEY}",
+    "AccessKey": "${MOMO_API_ACCESSKEY}",
     "ReturnUrl": "https://dentalcareplatform.azurewebsites.net/payment/ReturnUrl",
     "IpnUrl": "https://dentalcareplatform.azurewebsites.net/payment/ReturnUrl",
     "NotifyUrl": "https://dentalcareplatform.azurewebsites.net/Home/",
-    "PartnerCode": "MOMO",
+    "PartnerCode": "${MOMO_API_PARTNERCODE}",
     "RequestType": "captureMoMoWallet",
     "RequestTypeV2": "payWithCC",
     "MomoApiRefundUrl": "https://test-payment.momo.vn/v2/gateway/api/refund",
-    "PublicKey": "F8BBA842ECF85"
+    "PublicKey": "${MOMO_API_PUBLICKEY}"
   },
   "ZeroBounce": {
-    "ApiKey": "6a65c9d8c090401db926f6fe785567e7"
+    "ApiKey": "${ZEROBOUNCE_APIKEY}"
   },
   "RedisConnection": {
-    "Configuration": "localhost:7165",
+    "Configuration": "",
     "InstanceName": "DentalCare"
   },
   "profiles": {