Block At First Sight

Scenario description

Block at First Sight, is a feature of Microsoft Defender Antivirus cloud-delivered protection that provides a way to detect and block new malware within seconds. You can test that it is working as expected by downloading a fake malware file.

Scenario requirements and setup



  • Click the create and download new file button
  • You should see the browser scanning the file, followed by an antivirus block notification.

Create & download new file!