opc server security protection system
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- NORTHWESTERN POLYTECHNICAL UNIV
- Publication Date
- 2017-10-10
- Estimated Expiration
- Not applicable Β· inactive patent
Smart Images
Figure 1 
Figure 2
Abstract
Description
technical field
[0001] The invention belongs to the field of network information security, in particular to an OPC server security protection system. Background technique
[0002] In the field of industrial control, in order to realize the interoperability and integration between the application software and hardware products of the industrial control system, it is necessary to solve the problems of system integration and data communication at the application level. To this end, an international organization called the OPC Foundation was established internationally to formulate the OPC standard. OPC is the abbreviation of Object Linking and Embedding for Process Control. Now, the OPC Foundation has more than 220 members, including all major automation control systems, instrumentation and process control system companies in the world, so the OPC standard has become a de facto international standard.
[0003] The core of the OPC standard is Microsoft's Component Object Model ...