Xiangdong Qi

Title: Innovator Xiangdong Qi: Pioneering DNS Security Solutions

Introduction

Xiangdong Qi, an accomplished inventor based in Beijing, China, has made significant contributions to the field of internet security with a focus on DNS (Domain Name System) protection. With a total of five patents to his name, Qi is not only recognized for his innovative spirit but also for his dedication to enhancing the security and efficiency of digital communication.

Latest Patents

Xiangdong Qi's latest inventions include two notable patents that revolve around DNS security and cache processing methods.

1. **DNS security system and failure processing method**: This invention provides a comprehensive DNS security system that consists of a client configured to initiate DNS requests, a root node for providing authorization information, an authorization information database, and a virtual root node. This system is designed to enhance the security and stability of DNS resolution by invoking corresponding authorization information when resolution failures occur.

2. **Method, device, and system for processing DNS cache information**: In this innovation, the method identifies domain name requests made by clients and queries a database for the relevant data structure. It improves caching speed and throughput, allowing for enhanced performance and better quality of stored information by optimizing read operations through the utilization of lock information.

Career Highlights

Xiangdong Qi has played pivotal roles at two prominent companies throughout his career: Beijing Qihoo Technology Company Limited and Qizhi Software (Beijing) Company Limited. His experiences in these organizations have provided him with the platform to develop and refine his innovative ideas in the technology sector.

Collaborations

During his career, Xiangdong Qi has collaborated with talented professionals including Xiaosheng Tan and Can Pu. Their collective expertise has contributed to the successful development of important security technologies in the DNS landscape.

Conclusion

Xiangdong Qi stands out as a remarkable inventor with a focus on advancing DNS security systems and processing methods. His ongoing dedication to innovation and collaboration demonstrates his commitment to shaping the future of technology. As the digital landscape continues to evolve, Qi's contributions will undoubtedly play a significant role in enhancing internet security and reliability.