The program is available for the Microsoft Windows, Mac OS and Android platforms.Īvast Software is a Czech company that develops Internet security software products. The program offers an antivirus program with antispyware, antiphishing, anti-malware, automatic updates, HTTPS scanning, a Home Network Security scanner, DeepScreen, and much more. This is not an essential Windows process and can be disabled if known to create problems.Īvast Antivirus is a security solution available for free for non-commercial and home users, and as a subscription service for commercial use. tup runs a process that updates the virus definitions database for the Avast Anti-virus. The genuine tup file is a software component of Avast Antivirus by Avast.Īvast Antivirus is a freeware security program that protects computers against malware, viruses, trojans and computer worms.