a2service.exe is a application which is most likely NOT a virus or malware. So, if a2service.exe is on your PC, it is most likely ok, and will NOT be a cause for concern. Even if your PC is clean, we still advise you to run a well-known antivirus with a good detection rate, in order to defend your PC against viruses and malware.
This application is usually found in C:\Program Files\Emsisoft Internet Security\a2service.exe.
The MD5 checksum for this program is acf7be772e6a2ed55e1876ee3e83ff89.
This program is a Windows service. This means it operates on your system in background, usually without showing anything to you. Most Windows services are useful programs, which perform useful functions to other applications or to Windows in general.
This is a 64-bit executable. It uses the full capacity of modern CPUs.
The description extracted from the exe is Emsisoft Protection Service.
File version 22.214.171.12465.
Maker Emsisoft Ltd.
Copyright notice (C) 2003-2016 Emsisoft Ltd.
Some dangerous functions of Windows appear to be used, such as functions for tapping the keyboard. We recommend you to read more about this program.
a2service.exe has a digital signature. Today the large majority of legit programs are digitally signed.
The digital signature extracted from a2service.exe checks out perfectly. This is excellent.
Digital certificate name: Emsisoft Ltd
Certificate's issuer name: DigiCert High Assurance Code Signing CA-1
It has an uninstall routine, which is a good sign. si are uninstall.