International Journal of Social Science and Human Research ISSN (print): 2644-0679, ISSN (online): 2644-0695 Volume 06 Issue 12 December 2023 DOI: 10.47191/ijsshr/v6-i12-102, Impact factor- 6.686 Page No: 8000-8013 IJSSHR,Volume 06 Issue 12 December 2023 www.ijsshr.in Page 8000 Policy Strategy for Transaction Speed, Data Security and Regulation in the Banking Industry: A Case Study on Bank Jatim Karesidenan Kediri and the Impact of its Contribution to Bank Performance Djunaedi 1 , Nur Laely 2 , Angga Rizka Lidiawan 3 , Dita Riyanto Putro 4 1,2,3 Faculty of Economics and Business, Universitas Kadiri, Indonesia. 4 Faculty of Engineering, Universitas Kadiri, Kediri, Indonesia ABSTRACT: Bank Jatim Karesidenan Kediri needs to improve customer data security by developing the right policy strategy. Policies that need to be implemented include multi clouds with homomorphic encryption, managerial security awareness with Big Data Solution vendor reputation, and the use of holistic data warehouses in data privacy health architectures. In addition, Bank Jatim needs to pay attention to banking regulations and restrictions on access to activities between countries to minimize data security risks and increase customer trust. This study uses quantitative design and interview and observation instruments to obtain reviews on delay conditions in transactions, customer data security, banking regulations, and benefits for Bank Jatim Karesidenan Kediri. implement appropriate policy strategies such as multi clouds with homomorphic encryption, managerial security awareness with Big Data Solution vendor reputation, and using holistic data warehouses in data privacy health architectures. In addition, Bank Jatim also needs to pay attention to banking regulations and limit access to activities between countries to minimize data security risks and increase customer trust. Through the implementation of the right policy strategy, it can improve financial performance, expand the reach of customer services, and maintain its position in the midst of today's banking industry competition. The implementation of policy strategies must be carried out accurately and agilely in order to optimize bank performance and performance. KEYWORDS: homomorphic encryption, customer data security, multi clouds, banking regulations, access restrictions between countries I. INTRODUCTION The increase in the number of customers opening savings and current accounts can be an indicator of high public trust in Bank Jatim. The increase in the number of deposits also shows that customers are increasingly utilizing time deposit products presented by Bank Jatim (BPSStatistik-Indonesia, 2022). An increase in the type of deposits does not always have a positive impact on the financial performance of the bank, as there are other factors such as operational costs and credit risk that must be considered. Therefore, Bank Jatim needs to ensure deposit management in accordance with established standards and ensure the continuity of security in the bank's overall financial depository. Bank Jatim Karesidenan Kediri has efforts to improve the customer data security system in order to maintain its reputation as a trusted and safe bank for the community. This is important because with the increasing complexity of technology and the increasing number of digital security threats, customer data security needs to be a top priority for banks. In addition, by improving customer data security, Bank Jatim Karesidenan Kediri can strengthen its position in the market and increase customer loyalty, which in turn can improve financial performance and overall bank performance. Therefore, Bank Jatim Karesidenan Kediri needs to develop the right policy strategy to improve the data security system effectively. The role of data security and customer privacy is very important for Bank Jatim Karesidenan Kediri. To improve data security and customer privacy, Bank Jatim needs to implement various appropriate policy strategies, related to multi clouds with homomorphic encryption, increase managerial security awareness with Big Data Solution vendor reputation, and use holistic data warehouse in data privacy health architecture. In addition, Bank Jatim also needs to pay attention to banking regulations and restrictions on access to activities between countries to minimize data security risks and increase customer trust. Through the