Did you just find a file that is digitally signed by CenturyLink? If that's the case, please read on.
You will typically notice CenturyLink 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 additional details from the CenturyLink certificate with the following steps:
Here's a screenshot of a file that has been digitally signed by CenturyLink:

As you can see in the screencap above, Windows reports that "This digital signature is OK". This implies that the file has been published by CenturyLink 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 see the address for CenturyLink, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA and Symantec Class 3 SHA256 Code Signing CA has issued the CenturyLink certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the CenturyLink files I've gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/50 | CenturyLinkTouchPointAgent.exe |
| 0/47 | CenturyLinkTouchPointAgent.exe |
| 0/48 | CenturyLinkTouchPointAgent.exe |
| 0/54 | CenturyLinkTouchPointAgent.exe |
| 0/54 | CenturyLinkTouchPointAgent.exe |
The detection percentage is based on the fact that I've gathered 253 scan reports for the CenturyLink files. 0 of these scan reports came up with some sort of detection. You can review the full details of the scan reports by examining the files listed above.
The analysis has been done on certificates with the following serial numbers: