Security Technology In The Interconnected System In The Bank-enterprise

With the improvement of management and business philosophy change,The original model of the financial management have been unable to meet the demand of centralized management of funds , improve fund use efficiency and reduce operating costs of large group companies。Pingdingshan (Group) Co., Ltd.,using the corporate Internet banking system of Industrial and Commercial Bank of China, to some extent, has met the needs, but it still can't completely solve the consistency of personalized service, financial information and bank accounts, company existing repeat entry, the error rate of high efficiency, low distractions at the time to transfer. For better realize to seamlessly integrate the ERP systems (hereinafter collectively referred to as the financial system) and the banking business processing systems, integrate their system resources, accounts of banks and enterprises to solve business information on the same problem, easy to operate, improve work efficiency, it will provide the real-time, accurate, comprehensive accounts information to the financial decisions for the enterprise. The author works in the E-banking department of ICBC, involved in the development and implementation of the Pingdingshan Coal Group financial management systems and inter-bank "bank-enterprise connectivity."After the operation of "Internet bank-enterprise" system, the host processing system of Industrial and Commercial Bank of China links to the Pingdingshan Coal Group's financial software system, through the Financial Management System Interface "Internet bank-enterprise" system, the company can directly enjoy the three categories of services: bank account information query, download and transfer payment, as well as required by the client itself in its financial system, customized for more personalization features.Between the system components and network connectivity of banks and enterprises, Pingdingshan Coal Group is most concerned about the system security issues, particularly within the enterprise ERP system's security and the security protective measures provided by banks after bilateral direct linking. This artical is mainly focused on:In this paper, with the systems engineering method, a Workflow-based Security Model for the Protection of banking system is presented,which is based on active protection as the center and system-wide workflow as the starting point, considering the technical, management, human and other factors, has a multi-tiered, three-dimensional, dynamic, initiative, interactive, practical and other characteristics, used to guide of the enterprise financial system security analysis and security design, the only way to ensure that the source does not pose a threat to the banking system;The security measures used in banks. Transmission of information on banks and enterprises of both sides, firstly using the bank's internal network consists of one line to connect with Pingdingshan Coal Group, but also through multiple firewall settings; the second is https secure proxy server technology to ensure the confidentiality of information transmission; the third is to use the key and digital signature technology to ensure that information is not tampered with during transmission; the fourth is that digital certificate is used to uniquely identify business user.