Did you just find a file that has a digital signature from Datastead? If so, please read on.
You will typically notice Datastead when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the additional details from the Datastead digital signature with the following steps:
Here is a screenshot of a file that has been signed by Datastead:

As you can see in the screenshot above, Windows reports that "This digital signature is OK". This implies that the file has been published by Datastead and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can examine all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also examine the address for Datastead, such as the street name, city and country.
UTN-USERFirst-Object has issued the Datastead certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Datastead files I've collected, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the Datastead files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by Datastead.
| Detection Ratio | File Name |
|---|---|
| Not available | v~f1F.tmp |
| Not available | v~fBBE.tmp |
The analysis is based on certificates with the following serial numbers: