PS-589 Added device verification enabling confirmation displaying the email being used to deliver the verification codes

src/app/settings/two-factor-setup.component.ts

@@ -207,6 +207,23 @@ export class TwoFactorSetupComponent implements OnInit {
 
   async submit() {
     try {
+      if (this.enableDeviceVerification) {
+        const email = await this.stateService.getEmail();
+        const confirmed = await this.platformUtilsService.showDialog(
+          this.i18nService.t(
+            "areYouSureYouWantToEnableDeviceVerificationTheVerificationCodeEmailsWillArriveAtX",
+            email
+          ),
+          this.i18nService.t("deviceVerification"),
+          this.i18nService.t("yes"),
+          this.i18nService.t("no"),
+          "warning"
+        );
+        if (!confirmed) {
+          return;
+        }
+      }
+
       this.formPromise = this.apiService.putDeviceVerificationSettings(
         new DeviceVerificationRequest(this.enableDeviceVerification)
       );

src/locales/en/messages.json

@@ -5081,5 +5081,14 @@
   },
   "updatedDeviceVerification": {
     "message": "Updated Device Verification"
+  },
+  "areYouSureYouWantToEnableDeviceVerificationTheVerificationCodeEmailsWillArriveAtX": {
+    "message": "Are you sure you want to enable Device Verification? The verification code emails will arrive at: $EMAIL$",
+    "placeholders": {
+      "email": {
+        "content": "$1",
+        "example": "My Email"
+      }
+    }
   }
 }