Furthermore, Microsoft provides Generic Volume License Keys (GVLK) for use with Key Management Service (KMS) activation. These keys are public and intended for environments where a local KMS server handles the licensing. While these keys do not provide a "lifetime" license on their own, they are the standard method for activating servers in an automated, enterprise-level trial or deployment phase.
The risk of ransomware encrypting your data is not worth saving a few hundred dollars. Microsoft provides 1,095 days of free use via the Evaluation path. Use it. how to activate windows server 2022 free