Frequently Asked Question

KAYA's Digital Signature compatibility for Windows
Last Updated 3 years ago

KAYA's drivers are digitally signed according to the latest Microsoft driver signing policy and procedure.
You can find the digital signatures certificate in KAYAKERN.sys driver properties.

For successful driver signature verification, please ensure that your Windows is up to date and that all the latest updates and hotfixes are installed to ensure SHA1 and SHA256 incompatibilities.
To prevent Windows from using the old driver, when upgrading Vision Point
application to a newer version, it is advised to uninstall KAYAKERN.sys driver and remove old drivers from the repository, only then installing the new driver.
Please follow these instructions to delete the old drivers.

Please make sure your device firmware uses device ID 1000 before upgrading the Vision Point application to a newer version. If not, please find the device ID upgrade instructions here.

KAYA's KAYAKERN.sys driver properties path:
1. Start "Device Manager."
2. Locate one of KAYA's device drivers and open its properties
3. In the "Driver" tab open the "Driver Details"

KAYA's Digital Signature details and Certificate path:
1. Open drivers directory, locate KAYAKERN.sys file and open its properties
2. In the "Digital Signature" tab, select the signature and choose to show "Details"
3. In the "General" tab, view Certificate.

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