The following Potential Threat is posed by winlogon.exe:
- If multiple instances of wuauclt.exe are running on your PC, this indicates a virus or Trojan attack.
- If the winlogon.exe file is located in a directory other than C:\WINDOWS\System32\, this presents an elevated security risk in the form of a possible Trojan.
Information about the winlogon.exe process
The winlogon.exe process belongs to the Windows Login Subsystem and is responsible for user log-in and log-out as well as for loading of user profiles. In addition, it is also responsible for the so-called "secure attention sequence", reached using the Ctrl + Alt +Del key combination. winlogon.exe also validates Windows activation code. The process is constantly running in the background.