1. Symantec-Broadcom-Horizontal/
  2. Security Response/
  3. Attack Signatures/
  4. Diagnostic: EICAR Standard Anti-Virus Test File

Diagnostic: EICAR Standard Anti-Virus Test File

Severity: Medium

This attack could pose a moderate security threat. It does not require immediate action.


This signature detects attempts to download the Eicar Test String file and is not an attack. If Eicar.com was detected on your computer, an individual most likely downloaded or created it for testing purposes.

Additional Information

The Eicar Test string is a text file used to test antivirus software. By default, the file name is Eicar.com, but it could be renamed to any other name.

* Can be downloaded from the Eicar Web site at http://www.eicar.org/anti_virus_test_file.htm
* Can also be created in any text editor
* Is not a virus
* Cannot infect your computer
* Contains the EICAR Test String


  • All Supported Operating Systems.


No further action is required.

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