Comodo Extended Validation (EV) Code Signing gives your customers the peace of mind to download your software. After all, you’ve worked too hard for a browser warning to derail you. An EV Code Signing certificate features all the benefits of a regular code signing certificate but provides a higher level of assurance. After all, nothing boosts conversions like trust. Note: since the private key is stored on the hardware token for security, it can’t be copied or exported to create a PFX file.