# Antivirus --- For ease of administration, the optimal performance settings of the antivirus module and antivirus filtering settings are pre-configured in the product and do not require manual configuration. If necessary, the settings are optimized in SafeUTM version updates. [![1. Web Traffic Antiviruses.png](https://docs.safedns.com/uploads/images/gallery/2022-08/scaled-1680-/bjCKKrKXv6hLfon4-1-web-traffic-antiviruses.png)](https://docs.safedns.com/uploads/images/gallery/2022-08/bjCKKrKXv6hLfon4-1-web-traffic-antiviruses.png) The antivirus module is connected to a proxy server and a content filter, so it filters web traffic when the following conditions are met: - The web resource is not in the proxy server's exclusion lists for its intended purpose. - The user to whom the traffic is incoming is not included in the proxy server exceptions by source. - The HTTPS site is checked only if the HTTPS traffic is decrypted by a content filter. ---
Checking Antivirus Work You can try downloading test files from the site: [**https://www.eicar.org/?page\_id=3950**](https://www.eicar.org/?page_id=3950). If configured correctly, the browser will display an access error.