Try now

Program info

Estimated safety rating


lsass.exe is a program which is most likely NOT a virus. So, if lsass.exe is on your system, it is most likely ok, and will NOT cause problems. Even if your system is clean, we still advise you to run a good antivirus with a good detection rate, in order to defend your system against potential security problems.

Executable file path


Usually, the default filename and directory where this program is stored is

MD5 hash of the executable file


The MD5 checksum for this executable is ac27d700dcee3715249c9815a361b2bb.

Is running as a service


This program is a Windows service. This means it runs on your system in background, usually without showing anything to you. Most Windows services are useful programs, which provide useful features to other applications or to the Windows Operating System.

Belongs to the operating system


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

Is a 32 bit executable file


This program runs in 32-bit mode. It can not use the full power of nowadays' PC CPUs. This ordinarily happens because the publishers did not bother to upgrade it to use the x64 instruction set.

File description

 Local Security Authority Process

The description present in the program is Local Security Authority Process.

File version

 10.0.10586.0 (th2_release.151029-1700)

File version extracted from the file 10.0.10586.0 (th2_release.151029-1700).


 Microsoft Corporation

Company Microsoft Corporation.


 © Microsoft Corporation. All rights reserved.

Copyright notice © Microsoft Corporation. All rights reserved..

Digitally signed


lsass.exe is digitally signed. Nowadays the large majority of serious software applications are digitally signed.

Valid digital signature


The digital signature found in lsass.exe verifies as ok. This is most likely a clean, ok program.

Certifier name

 Microsoft Windows Publisher

Digitally signed by: Microsoft Windows Publisher

Issuer name

 Microsoft Windows Production PCA 2011

Certificate's issuer name: Microsoft Windows Production PCA 2011

Can be uninstalled


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