Software product license control method of dynamic digital certificate

The invention discloses a software product license control method of a dynamic digital certificate. The method comprises the following steps: generating a key pair according to information of a to-be-licensed product; determining control parameters of a current version of the to-be-licensed product; generating a development kit and a certificate according to the key pair and the control parameters of the current version of the to-be-licensed product; compiling inspection categories of inspection items according to the control parameters, and selecting the inspection categories according to the inspection categories to obtain corresponding reloading methods; adding an initialization code of the development kit in a system starting part of the to-be-licensed product, and then adding a checkpoint on a business logic method needing to be checked in the to-be-licensed product; operating the checkpoint and outputting a check result. The problem that, in the prior art, a license control method needs to be changed du