Code Signing Certificate FAQ

Frequently asked questions about code signing certificates

What is this "FILE is not commonly downloaded and could harm your computer" message? (SmartScreen)
 That, my friends, is SmartScreen. A reputation based filter from Microsoft that many modern browsers use. You can get the details here if you want to read ...
What are the requirements to obtain an OV or EV code signing certificate?
Documentation Requirements   A code signing certificate is an identity certificate. Because of that there is a validation process through which you will h...
Why is Internet Explorer Required to Complete a Code Signing Certificate Order?
Trust us, it isn't because we like IE! The truth is, it is the only browser that reliably supports private key generation on the customer's...
The truth about SHA1, SHA-256, dual-signing and Code Signing Certificates
The SHA256 transition that Microsoft announced a few years ago is upon us, which means all Windows software developers are being forced on board as of J...
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...
How can I get a SHA1 certificate for legacy signing?
  You need to have a valid, non-expired SHA256 certificate with us first, then just drop us an email and ask for the SHA1 certificate.
Can I sign driver files (*.sys) with these certificates?
** Windows 10 now requires an EV code signing certificate for kernel mode driver signing. You can buy an EV code signing certificate from us here : https:...
What is a Code Signing Certificate?
Authenticode™ is a technology developed by Microsoft that, according to them :   While not guaranteeing bug-free code, Authenticode identifies the publis...
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...
How much does a Code Signing Certificate cost?
You can order a code signing certificate that remains valid from 1 to 4 years for OV, and 1 to 3 years for EV. Current pricing is always available at ht...