Did you just download a file that is digitally signed by Sorentio Systems Ltd and wonder if the file is safe? If that's the case, please read on.
You'll probably see Sorentio Systems Ltd when double-clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the additional details from the Sorentio Systems Ltd digital signature with the following steps:
Here is a screengrab of a file that has been signed by Sorentio Systems Ltd:

As you can see in the screenshot above, Windows reports that "This digital signature is OK". This means that the file has been published by Sorentio Systems Ltd and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can view all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, etc. You can also view the address for Sorentio Systems Ltd, such as the street name, city and country.
COMODO RSA Code Signing CA has issued the Sorentio Systems Ltd certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screengrab above.
These are the Sorentio Systems Ltd files I've gathered, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the Sorentio Systems Ltd files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by Sorentio Systems Ltd.
| Detection Ratio | File Name |
|---|---|
| Not available | GdiPlus.dll |
| Not available | S4BSlideShowStudio.exe |
| Not available | PC_Win_Booster.exe |
| Not available | PCWinBoosterFree.exe |
| Not available | FixComponents.exe |
| Not available | S4BDocumentConverter.exe |
| Not available | S4BVideotoFlash.exe |
| Not available | S4BBurningStudio.exe |
The analysis is based on certificates with the following serial numbers: