Did you just stumble upon a download or a file on your computer that is digitally signed by WatchGuard Technologies, Inc.? If so, please read on.
You will probably notice WatchGuard Technologies, Inc. when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the digital signature details for WatchGuard Technologies, Inc. with the following steps:
Here is a screenshot of a file that has been digitally signed by WatchGuard Technologies, Inc.:

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 WatchGuard Technologies, Inc. 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 see the address for WatchGuard Technologies, Inc., such as the street name, city and country.
DigiCert EV Code Signing CA (SHA2) and VeriSign Class 3 Code Signing 2004 CA has issued the WatchGuard Technologies, Inc. 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 WatchGuard Technologies, Inc. files I have collected, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/68 | nnsprv.sys |
| 0/66 | psinfile.sys |
| 0/46 | waclient.sys |
| 0/67 | nnsprv.sys |
| 0/67 | psinfile.sys |
The detection percentage is based on that I've gathered 314 scan results for the WatchGuard Technologies, Inc. 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.
The analysis has been done on certificates with the following serial numbers: