Software authentication method and device, electronic equipment, medium and product

The invention provides a software authentication method and device, electronic equipment, a medium and a product, and the method comprises the steps: obtaining a software authentication request sent by a client, and the software authentication request at least comprises target contract information which is achieved by a target customer and a manufacturer in advance; according to the software authentication request, transaction information corresponding to the target contract information is acquired from a block chain as target transaction information, and software transaction information issued by the manufacturer cloud platform is pre-stored in the block chain; the target transaction information is verified; and under the condition that the target transaction information passes verification, authentication success information is sent to the client. According to the method and the system, the software transaction information can be decentralized and prevented from being tampered, so that right protection and