Did you just find a download or a file on your computer that has been digitally signed by ActMask Group Co.,Ltd? If so, please read on.
You will typically notice ActMask Group Co.,Ltd when clicking to run 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 ActMask Group Co.,Ltd with the following steps:
Here's a screenshot of a file that has been signed by ActMask Group Co.,Ltd:

As you can see in the screenshot above, the Windows OS states that "This digital signature is OK". This means that the file has been published by ActMask Group Co.,Ltd 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, and so on. You can also examine the address for ActMask Group Co.,Ltd, such as the street name, city and country.
Sectigo Public Code Signing CA R36 has issued the ActMask Group Co.,Ltd certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the ActMask Group Co.,Ltd files I have gathered, thanks to the FreeFixer users.At the moment there's no scan result available for any of the ActMask Group Co.,Ltd files, but they have been queued for scanning. Please reload this page in 5-10 minutes to check if the scan result is available.
| Detection Ratio | File Name |
|---|---|
| Queued for scan.. | PrintDisp.exe |
| Queued for scan.. | PrintDisp.exe |
| Queued for scan.. | ActPrintUI.DLL |
The analysis has been done on certificates with the following serial numbers: