Chang Woo Pyo

Title: Chang Woo Pyo: Innovator in Program Security

Introduction

Chang Woo Pyo is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of program security, particularly through his innovative patent.

Latest Patents

Chang Woo Pyo holds a patent titled "Method and apparatus for securing indirect function calls by using program counter encoding." This method provides a way to secure indirect function calls by utilizing program counter encoding. The process involves inserting a decoding code for a library function's address into a Procedure Linkage Table (PLT) entry during the object file build. It also includes generating an encoding key that corresponds to the decoding code and encoding the Global Offset Table (GOT) entry for the library function using this key at the start of program execution. This innovative approach enhances the security of program execution.

Career Highlights

Throughout his career, Chang Woo Pyo has worked with esteemed institutions such as the Korea University Research and Business Foundation and the Hongik University Industry-Academia Cooperation Foundation. His work in these organizations has contributed to advancements in research and development in the field of program security.

Collaborations

Chang Woo Pyo has collaborated with various professionals in his field, including his coworker Gyungho Lee. Their joint efforts have furthered the understanding and implementation of security measures in programming.

Conclusion

Chang Woo Pyo is a distinguished inventor whose work in program security has made a significant impact. His innovative patent demonstrates his commitment to enhancing the safety of software applications.