Security demand processing method, device and system based on software bill of materials

The invention provides a security demand processing method, device and system based on a software bill of material. The method comprises the following steps: acquiring business and security demands through a software bill of material tool; the code development end obtains business and security requirements from the software bill of material tool and codes the business and security requirements in a targeted manner; after the information is submitted to the code warehouse, the software bill of material tool associates the code submission information with the identification of the demand; the security test end obtains security demand content and associated code submission information from the software bill of material tool, the security test end obtains a target code segment according to the code submission information, tests the target code segment according to the security demand content, and sends a test result to the software bill of material tool; and the software bill of material tool presents the securit