Did you just download a file that is digitally signed by PIRIFORM SOFTWARE LIMITED and wonder if the file is safe? If that's the case, please read on.
You'll typically see PIRIFORM SOFTWARE LIMITED when double-clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:
You can view the digital signature details for PIRIFORM SOFTWARE LIMITED with the following steps:
Here's a screenshot of a file signed by PIRIFORM SOFTWARE LIMITED:
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 PIRIFORM SOFTWARE LIMITED 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 see the address for PIRIFORM SOFTWARE LIMITED, such as the street name, city and country.
DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 has issued the PIRIFORM SOFTWARE LIMITED certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the PIRIFORM SOFTWARE LIMITED files I have gathered, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
0/62 | ccleanerperformanceoptimizerservice.exe |
The detection percentage is based on that I've gathered 62 scan results for the PIRIFORM SOFTWARE LIMITED files. 0 of these scan results 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 is done on certificates with the following serial numbers: