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Popular: svchost.exe | csrss.exe | rthdcpl.exe | spoolsv.exe | mrt.exe | lsass.exe | Home | Manufacturers

lsass.exe (lsass) Windows process description

Windows 7, Windows XP or Windows Vista software, task, program or application with exename lsass.exe

Specific issues and troubleshooting:

What is lsass.exe - purpose and description:

lsass.exe is a system process of the Microsoft Windows security mechanisms - the Local Security Authentication Server. It verifies the validity of user logons to your PC or Server. It generates the process responsible for authenticating users for the Winlogon service. This program is important for the stable and secure running of your computer and should not be terminated. Note: This process name is also reported as a virus or trojan (Kazaa, Nimos, Sasser, Lowgate). In this case, the running process is a security risk and should be removed immediatelly.

lsass.exe Security risk rating: N/A (not available)
Trojan and malware info: N/A*
Typical errors: File not found, An error occurred in file, Not responding, Application Error 0x, Howto delete, stop, run, remove and find the file...
Note: N/A is an abbreviation for "Not available". That means that now we have no information if this process is harmful or not.

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Latest user reviews

Summary: 1 user rated this process. Average security risk: Very low

Average user rating of lsass.exe: 5 5 based on 1 votes and/or 1 reviews.

Disclaimer: this user reviews are provided "as is" without any warranty. Reviews are uncensored opinions submitted by our users. We are not responsible for the content of these User Reviews.

User (IP)Security risk
98.66.185.* Very low
essential part of the windows os

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lsass.exe version list:

The name lsass.exe can be used by many programs from different vendors. Also, the same vendor can create lsass.exe in more than one version. Thus, we distinguish between all variants of lsass.exe using so called "checksum". Checksum is unique number identifying particular version of lsass.exe:

Checksum Version Size (in bytes) Manufacturer
16C5D894

Microsoft Corporation

3b7a7c53 6.1.7601.18443

Microsoft Corporation

8f370675 6.1.7601.18719

Microsoft Corporation

eecb06d3 6.1.7601.18779

Microsoft Corporation

6b015b66 6.1.7601.18798

Microsoft Corporation

e4490083 6.1.7601.18839

Microsoft Corporation

6e6a19c2 6.1.7601.18869

Microsoft Corporation

42DC09D3

Microsoft Corporation

5d0a2112 6.1.7601.18933

Microsoft Corporation

601e8480 6.1.7601.18270

Microsoft Corporation

87d5ff50 6.1.7601.18270

Microsoft Corporation

94fb618b 6.1.7600.16915

Microsoft Corporation

599576C6

Microsoft Corporation

2ce6b38b

Microsoft Corporation

2724580d 6.1.7601.23642

Microsoft Corporation

37ee9742

Microsoft Corporation

B1674B46

Microsoft Corporation

1692d1cf

Microsoft Corporation

d0b6cfa8

Microsoft Corporation

943D58B0

Microsoft Corporation

410914b4 6.1.7601.18939

Microsoft Corporation

4a7606e7 6.1.7601.18912

Microsoft Corporation

cfe44be5 6.1.7601.18951

Microsoft Corporation

64203ad4 6.1.7601.23497

Microsoft Corporation

cec7a4c8 6.1.7601.23539

Microsoft Corporation

5945090 5.1.2600.2180 13312

Microsoft Corporation

3fa8ed19 6.1.7601.23545

Microsoft Corporation

6cdf043c 6.1.7601.23571

Microsoft Corporation

c6af7b86 6.1.7601.23572

Microsoft Corporation

eb645f24 6.1.7601.23601

Microsoft Corporation

A72F445A 5.1.2600.2180 13312

Microsoft Corporation

b0bd59e7 6.1.7601.23452

Microsoft Corporation

581130dc 6.1.7601.23419

Microsoft Corporation

4f1f2717 6.1.7601.19135

Microsoft Corporation

deca3132 6.1.7601.19045

Microsoft Corporation

ffde40a3 6.1.7601.19007

Microsoft Corporation

9e2b63bc 6.1.7601.19160

Microsoft Corporation

56ba059f 6.1.7601.23392

Microsoft Corporation

f2219f2c 10.0.10240.16384

Microsoft Corporation

f6934a51 10.0.10586.0

Microsoft Corporation

b2a1a546 6.1.7601.23418

Microsoft Corporation

4b0d9820 6.1.7601.19110

Microsoft Corporation

ED6AC52
7A11FA52
B3FD033B
2BDD4D7E
52240B1A 42713
F6EC7230
16EB66A7
E6FAB19A
A8E7AE3C
14D8858E
AE7078E7
FB62B909 5.00.2195.1620 33552
B1A7DA6C 6.0.6000.16386 7680
FFBB5F78 5.1.2600.2180 13312
DD39D0EF
521C5496
58193FCB 5.1.2600.0 11776
50B74EC4
5B45B59C
974841BE
DF6663CB
163014b4
9384620a
1332e628
d733b6b8
72bfff4e
26f13d7c
c725f64f
ff76bca2
BA4D16D3 5.00.2195.2964 33552
38DDEAF
8FBD55ED
67B8FBA8
DDA599EF
877C964D
23496AEC
ECEAD7CE
50B6071A
5B0B3C80
6C429E0C
CA317E9A
43A74A4C
4898b67d
FDB05400 5.00.2195.6695 33552
EB227748 5.1.2600.2180 13312
AC08C36F 5.1.2600.1106 11776
B383FEAE 5.00.2195.7011 33552
46681371 5.1.2600.2180 13312
C405D9BC 5.1.2600.2180 13312
5222EAA4 5.00.2195.6902 38160
34C77126 5.1.2600.2180 13312
9A2D9B32 5.1.2600.2180 13312
66C8CD4A 5.1.2600.2180 13312
3E129DB9 5.1.2600.2180 13312
A3A45D6F 5.1.2600.2180 13312
947B624B 5.1.2600.1106 11776
2831A7C 5.1.2600.2180 13312
45880DBE 5.00.2195.7011 38160
15AD8327 5.00.2195.6695 35088
30129219 5.1.2600.1106 11776
1E671930 5.1.2600.2180 13312
21561DC4 5.1.2600.0 11776
91508EA2 5.1.2600.1106 11776
BA0B192B 5.1.2600.0 11776
B319DFB9 5.1.2600.0 11776
BF785E02 5.1.2600.2096 13312
BE43F45C 5.1.2600.2180 13312
5F46BC9D 5.1.2600.2180 13312
E10D9EAB 5.1.2600.2180 13312
7F41B1D7 5.1.2600.2180 13312
8BDD0780 5.1.2600.0 11776
D4343783 5.1.2600.0 11776
68DB4F5D 5.1.2600.2180 13312
2994FAFE 5.1.2600.1106 11776
236710EF 5.1.2600.2180 13312
8CAE6E28 5.1.2600.1106 11776
70CBDC7A 5.00.2195.7011 39184
1BE99B23 5.00.2195.6902 33552
< unknown >
5ED9D4A 5.1.2600.0 11776
732001B 5.00.2195.7011 33552
AC258ABC 5.00.2195.6695 39184
B83FD955 5.1.2600.0 11776
7EAD84E8 5.1.2600.1106 11776
70378041 5.1.2600.2180 13312
BB2FC9B3 5.00.2184.1 33552
9384CEC8 5.00.2195.6695 38160
8616E98F 5.1.2600.1106 11776
2684BC98 5.1.2600.1106 11776
4D3BC3D6 5.1.2600.2180 13312
1A4243C0 5.2.3790.0 16384
194BA715 5.2.3790.0 13312
85242943 5.1.2600.2180 13312
FF569A4E 5.1.2600.2180 13312
915F344F 5.1.2600.2180 13312
E968D337 5.1.2600.0 11776
E398DF6D 5.2.3790.0 16384
98D00EDD 5.1.2600.1106 11776
BB66E749 5.1.2600.0 11776
11B2E25B 5.1.2600.0 11776
AC8016C2 5.1.2600.2180 13312
E29B9E00 5.1.2600.0 11776
153881A0 5.00.2195.6695 33552
F58B1ED7 6.0.6000.16386 7680
D71EF30B 5.1.2600.0 11776
9BA38AC3 5.1.2600.2180 13312
4FD51912 5.1.2600.0 11776
43234D78 5.00.2195.7011 36112
2E585FE0 5.1.2600.2180 13312
732854DC 5.00.2195.6695 33552
EC5DB1F1 5.1.2600.1106 11776
88A791D1 5.1.2600.2180 13312
FE4472B6 5.00.2195.5430 38160
A7533415 5.1.2600.1106 11776
8E100EA9 5.1.2600.2180 13312
F6F4081 5.1.2600.2180 13312
8DF109C2 5.1.2600.2180 13312
8E3FE8FF 5.1.2600.0 11776
FF3BA246 5.00.2195.7011 39184
398215E3 5.1.2600.2180 13312
20D6072F 5.00.2195.6902 37648
94DA3D95 5.00.2184.1 39184
29F4016 5.00.2195.7011 35088
1A7A9572 5.00.2195.6902 36112
594C29C7 5.1.2600.0 11776
F91E836F 5.1.2600.1081 11776

Retypes: wxe, rxe, eze, ece, exw, exr, eexe, exxe, exee, ksass, ;sass, laass, ldass, lssss, lsaas, lsads, lsasa, lsasd, llsass, lssass, lsaass, lsasss, lsasss, sass, lass, lsss, lsas, lsas, lzazz,

Help us: where is located on your harddisk?

"C:\Windows\system32\"
"C:\Windows\"
"C:\"
"C:\Program files\%subfolder%\"
Other

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This web site and all information written here is for information purposes only, WITHOUT ANY VARANTY. YOU ARE USING THIS PAGES ON YOU OWN RISK. You should always verify the accuracy of information provided on this page. We pay a big attention to provide you with the correct information. However, many spyware and malware programs use filenames of usual, non-malware processes and DLLs. If we have included information about lsass.exe that is inaccurate, we would appreciate your help by getting us know about your user review. Also, web links to software and DLL vendors are provided just for your conform, and we cannot guarantee its accuracy nor relevance with DLL or process listed on this page. We are not affiliated with this pages. We are not responsible for misprints on this site or changes occured since this page was published. The product, software and operating system names mentioned on this web site, can be copyrighted and registered trademarks of their owners.

lsass.exe