Estimated safety rating

smss.exe is a program which is probably NOT a virus or malware. So, if smss.exe is on your PC, it is probably ok, and will NOT cause problems. Even if your system is clean, we still advise you to purchase a well-known antivirus with a good track record, in order to yourself your system against viruses and malware.

Executable file path

Normally, this program is stored in C:\Windows\System32\smss.exe.

MD5 hash of the executable file

The MD5 fingerprint for this executable is 40f6e4aafc115348c080f7a160c7fb36.

Is running as a service

This application is NOT registered as a Windows service. This is very good.

Belongs to the operating system

smss.exe seems to have something to do with Windows SFC (System File Checker) or Windows File Protection.

Is a 64 bit executable file

This is a 64-bit executable. It uses the full capacity of nowadays' computer processors.

Digitally signed

smss.exe has a digital signature. Today most clean software applications are digitally signed.

Valid digital signature

The digital signature extracted from smss.exe verifies as ok. This is most likely a clean, ok program.

Certifier name

Digitally signed by: Microsoft Windows

Issuer name

Certificate's issuer name: Microsoft Windows Verification PCA

Can be uninstalled

This executable does NOT have an uninstall routine set up in registry.