Kernel-Mode certificates are designed to allow you to sign driver packages so that your users can be sure they're installing a program released by your company instead of some overseas malware shack. When they first run your installer, customers will see that your driver packages were really released by Your Company, Inc. and were not tampered with by anyone between your server and their computer when they download and install your driver.
Kernel-Mode signing certificate is designed to secure kernel-mode software and device drivers. The x64 editions of Windows Vista and Windows 7 require all kernel-mode software to be digitally signed by a trusted authority.
Once you install the Kernel-Mode signing certificate the users will know that it comes from a trusted source (you) and Windows Vista and Windows 7 will inherently trust it.
In addition to the versatility of platforms, a code signing ID provides with the following benefits:
Kernel-Mode Code Signing Certificate allows one to sign driver packages that make the users sure about the fact that they are installing a program that’s released by your company and not by some malware. They know this when they run your installer and see that your driver packages are released by your company.
The x64 editions of Windows Vista and Windows 7 require all of the kernel-mode softwares to be digitally signed by some trusted authority.
A protection to your driver code
An assurance that your software can’t be modified or edited by anyone
Provides easy installation of kernel-mode software on machines with x64 editions of Windows Vista and Windows 7