Should I block it?
No, this file is 100% safe to run.
Additional versions
Relationships
smss.exe
Windows Session Manager by Microsoft
| Version: | 5.1.2600.5512 (xpsp.080413-2111) |
| MD5: | e1288d47864e5788b4e04f0fe580f5ce |
| SHA1: | 6aadc77a0c46a242812af3d6c568994eabbfd555 |
| SHA256: | 19de05e8a4cc01f32d7f0745a41409071a69134e50ba879d87fdce7c645d5a57 |
This is a Windows system installed file with Windows File Protection (WFP) enabled.
What is smss.exe?
When a client first tries to access a protected resource that is hosted by a relying party, the client must first authenticate itself to a security token service (STS) that is trusted by the relying party. The STS then issues a security token to the client. The client presents this token to the relying party, which then grants the client access to the protected resource. However, you don’t want the client to have to re-authenticate to the STS for each request, especially because it might not eve
About smss.exe (from Microsoft)
“HTTP, the underlying transport of the Web, is a memory-less protocol. Every time a client requests an application, HTTP has no idea of the caller's identity—it simply forwards the request to the Web s”
Details
| File name: | smss.exe |
| Publisher: | Microsoft Corporation |
| Product name: | Windows Session Manager |
| Description: | Microsoft® Windows® Operating System |
| Typical file path: | C:\Windows\System32\smss.exe |
| Original name: | smss.exe.mui |
| File version: | 5.1.2600.5512 (xpsp.080413-2111) |
| Product version: | 5.1.2600.5512 |
| Size: | 49.5 KB (50,688 bytes) |
| Digital DNA |
| Entropy: | 6.466511 |
| File packed: | No |
| .NET CLR: | No |
More details
Resource utilization
(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
| CPU |
| Total CPU: | 0.00010402% | |
| Kernel CPU: | 0.00005060% | |
| User CPU: | 0.00005342% | |
| Kernel CPU time: | 23,750 ms/min | |
| Memory |
| Private memory: | 176 KB | |
| Private (maximum): | 434 KB | |
| Private (minimum): | 158 KB | |
| Non-paged memory: | 176 KB | |
| Virtual memory: | 3.73 MB | |
| Virtual memory (peak): | 14.33 MB | |
| Working set: | 164 KB | |
| Working set (peak): | 634 KB | |
| Page faults: | 264/min | |
| I/O |
| I/O read transfer: | 3 Bytes/sec | |
| I/O read operations: | 1/sec | |
| I/O write transfer: | 0 Bytes/sec | |
| I/O write operations: | 1/sec | |
| I/O other transfer: | 4 Bytes/sec | |
| I/O other operations: | 1/sec | |
| Resource allocations |
| Threads: | 3 | |
| Handles: | 19 | |
Process properties
| Integrety level: | Undefined |
| Platform: | 32-bit |
| Command line: | \systemroot\system32\smss.exe |
| Owner: | User |
Distribution by Windows OS
| OS version | distribution |
| Windows 7 Ultimate |
38.00% |
|
| Windows 7 Home Premium |
34.00% |
|
| Windows 7 Professional |
9.00% |
|
| Windows 8 Pro |
8.00% |
|
| Windows 7 Home Basic |
3.00% |
|
| Windows 7 Starter |
2.00% |
|
| Windows 8 |
1.50% |
|
| Windows 8 Pro with Media Center |
1.00% |
|
| Windows 8 Enterprise |
1.00% |
|
| Windows 8 Enterprise Evaluation |
0.50% |
|
| Windows Seven Black Edition |
0.50% |
|
| Windows 7 Ultimate N |
0.50% |
|
| Windows 7 Enterprise |
0.50% |
|
| Windows 8 Pro N |
0.50% |
|
Distribution by country
United States installs about 27.14% of Windows Session Manager.
Distribution by PC manufacturer
| PC Manufacturer | distribution |
| Dell |
24.60% |
|
| Hewlett-Packard |
19.44% |
|
| Acer |
14.68% |
|
| ASUS |
10.32% |
|
| Toshiba |
10.32% |
|
| Lenovo |
5.56% |
|
| Sony |
3.17% |
|
| Intel |
3.17% |
|
| GIGABYTE |
2.78% |
|
| Samsung |
1.59% |
|
| MSI |
1.59% |
|
| Sahara |
0.79% |
|
| American Megatrends |
0.79% |
|
| Medion |
0.79% |
|
| Packard Bell |
0.40% |
|
