The EICAR Standard Anti-Virus Test File or EICAR test file is a computer file that was developed by the European Institute for Computer Antivirus Research (EICAR) and Computer Antivirus Research Organization (CARO), to test the response of computer antivirus (AV) programs.
EICAR (или EICAR-Test-File — от European Institute for Computer Antivirus Research) — стандартный файл, применяемый для проверки, работает ли антивирус.