Did you just download a file that is digitally signed by Last.fm Ltd and wonder if the file is safe? If so, please read on.
You'll probably notice Last.fm Ltd 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 also view the Last.fm Ltd certificate with the following steps:
Here is a screenshot of a file that has been digitally signed by Last.fm Ltd:

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 Last.fm Ltd and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can see 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 view the address for Last.fm Ltd, such as the street name, city and country.
UTN-USERFirst-Object has issued the Last.fm Ltd certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screengrab above.
The following are the Last.fm Ltd files I've collected, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the Last.fm Ltd files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by Last.fm Ltd.
| Detection Ratio | File Name |
|---|---|
| Not available | Last.fm-1.5.4.27091(2).exe |
The analysis is based on certificates with the following serial numbers: