The genuine jaksta va.sys file published by Jaksta Technologies is safe and legitimate.
If you no longer use the software or the crashes persist, removing the software entirely is the best course of action.
The simplest way to bypass a faulty third-party driver is to start Windows without loading it.
While there is no formal "academic paper" written about , it is a well-documented driver associated with Jaksta Media Recorder and Digital Video Recorder . Technical Overview of jaksta_va.sys