Did you just run into a download or a file on your computer that has a digital signature from TreeCardGames.com? If so, please read on.
You will probably see TreeCardGames.com when double-clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screencap shows:

You can also view the TreeCardGames.com certificate with the following steps:
Here is a screenshot of a file that has been signed by TreeCardGames.com:

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 TreeCardGames.com and that the file has not been tampered with.
If you click the View Certificate button shown in the screencap 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, and so on. You can also examine the address for TreeCardGames.com, such as the street name, city and country.
UTN-USERFirst-Object has issued the TreeCardGames.com certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the TreeCardGames.com files I've gathered, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the TreeCardGames.com files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by TreeCardGames.com.
| Detection Ratio | File Name |
|---|---|
| Not available | 123FreeSolitaire.exe |
The analysis is done on certificates with the following serial numbers: