Enterprise Mobile Payment Gateway Architecture on IoT Handheld Devices: Security and Reliability Design
DOI:
https://doi.org/10.63282/3050-9416.IJAIBDCMS-V6I1P124Keywords:
Mobile Payment Gateway, IoT, Handheld Devices, PCI DSS, Enterprise Security, Point-to-Point Encryption, Certificate Management, Retail Technology, Android, Payment SystemsAbstract
The deployment of mobile payment gateways on retail handheld devices connected to the IoT network adds a new security and reliability challenge that is unique to mobile payment deployments. This paper describes a complete enterprise mobile payment gateway deployment architecture based on the production deployment experience on Zebra Technologies handheld devices in a large scale retail environment. Digital payment systems have revolutionized the retail sector, providing real-time transactions, mobility, convenience and efficiency. The addition of payment to the functionality of the handheld IoT devices, however, increases the attack surface and presents several device authentication, transaction confidentiality, network reliability, certificate management, regulatory compliance issues. The proposed architecture mitigates these concerns by using a layered security strategy which includes Point-to-Point Encryption (P2PE), Transport Layer Security (TLS 1.3), secure certificate lifecycle management, tokenization services, device attestation mechanisms and enterprise-wide identity management. Another key aspect of the architecture that adds redundancy, failover services, transaction recoverability and distributed gateway to support HA and operation continuity in the retail market. Special attention is given to meeting Payment Card Industry Data Security Standard (PCI DSS) requirements and ensuring scalability from geographically disparate retail sites. The research explores the ability of android based enterprise handheld devices to handle payment transactions securely, with low latency and high reliability. Analysis performed at device, network, gateway and cloud service layers. Transaction success rates, service availability measures, recovery time objective, and fault tolerance are evaluated for reliability mechanisms. The study shows that layered encryption and certificate-based trust models are key to significantly lower security threats associated with payments, and distributed gateway deployment provides better transaction resilience against adverse network conditions. Moreover, the paper is discussing the operational governance needs such as device enrollment, certificate rotation, audit logging, central governance of policies and security monitoring. These governance mechanisms allow enterprises to control thousands of retail devices, and ensure that the same security postures can be applied to each. Based on experimental analysis, the proposed architecture can provide better security guarantee and reliability than the conventional payment centralized models. The results can be useful in the design of enterprise payment systems, as a realistic and scalable solution for enterprises implementing IoT-enabled handheld payment systems. The architecture proposed is suitable to fit current omnichannel retail environments, as it is a balance between security, reliability, regulatory compliance and operational efficiency. Looking forward, future enhancements can draw on artificial intelligence-based threat detection, edge-based transaction analytics, and zero-trust architectures to help further bolster enterprise mobile payment ecosystems.
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