You are not bypassing DRM. You are simply retrieving a license file that Kaspersky’s EULA allows for offline use.
Here is a comprehensive guide on how to perform this conversion, specifically focusing on the most efficient methods ("hot" methods) to obtain your license file. Why Convert a Kaspersky Activation Code to a Key File?
Replace <your-20-digit-activation-code> with your actual code (including hyphens).
For systems without Windows or existing Kaspersky:
To convert a Kaspersky activation code into a file, you must use the official Kaspersky license conversion tool. This process is primarily available for business solutions