Did you just download a file that is digitally signed by KC SOFTWARES and wonder if the file is safe? If so, please read on.
You will typically see KC SOFTWARES when running the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the digital signature details for KC SOFTWARES with the following procedure:
Here's a screenshot of a file that has been signed by KC SOFTWARES:

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 KC SOFTWARES 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, etc. You can also view the address for KC SOFTWARES, such as the street name, city and country.
COMODO RSA Code Signing CA has issued the KC SOFTWARES 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 KC SOFTWARES files I've gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/71 | PortExpert.exe |
| 0/57 | idphotostudio.exe |
The detection percentage is based on the fact that I have gathered 128 scan results for the KC SOFTWARES files. 0 of these scan reports came up with some sort of detection. If you like, you can review the full details of the scan reports by examining the files listed above.
In the analysis on this page I grouped all certificates where the signer name is set to upper and lower case variants of KC SOFTWARES. These are the signer names:
The analysis has been done on certificates with the following serial numbers: