Code Signing Certificate FAQ

Frequently asked questions about code signing certificates

Will a Code Signing Certificate get rid of the "This file may harm your computer" warning my users are seeing?
Almost. The "This file may harm your computer" warning is actually generated by a Microsoft software called SmartScreen. SmartScreen uses file rep...
What is a .p12 file (Or a PKCS12 file)?
.p12 is an alternate extension for what is generally referred to as a "PFX file", it's the combined format that holds the private key and cer...
What does the error message "[You] do not own the corresponding private key" mean?
Generally that means that you are visiting the collection link either in a different browser or on a different computer than the one you used to order. The ...
Will K Software's certificates work for Mozilla, Android, Java, Adobe AIR, Flash, Silverlight, MS-Office and OSX/iOS?
YES! One certificate will sign on ALL supported platforms. Microsoft Authenticode (DLL, EXE, COM, etc), Java, Mozilla, Android, Adobe AIR, Flash, Silverligh...
Will a Code Signing Certificate get rid of the Unknown Publisher warning my users are seeing?
YES! That's exactly what they do -- verify a publisher's identity. Without a code signing certificate your users will see : WITH a code signing...
Is there a free trial for a Code Signing Certificate?
Unfortunately, no, by necessity there can't be a free trial because every order has to pass through validation where the identity of the publisher orde...
Who can get a Code Signing Certificate?
Anyone, really! However, keep in mind that code signing certificates can only be issued to "legal entities", like registered companies or direct...
Are K Software Certificates SHA256?
YES! All of our certificates (web server and code signing) are SHA256. All certificates issued after September 2014 will be SHA256 certificates unle...