Sangjin Lee

Title: Sangjin Lee - Innovator in Software Watermarking

Introduction

Sangjin Lee is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of software watermarking, particularly through his innovative methods and devices.

Latest Patents

Sangjin Lee holds a patent for a "Method and device of embedding watermark in software." This patent describes a software watermarking method that embeds a watermark into an executable binary file. The process involves compiling source code to generate the executable binary file and rewriting it by reordering two or more functions within the file. During compilation, metadata is generated, which includes information about the positions of functions in the binary. The executable binary file is then rewritten to reflect changes in function positions using this metadata, all without the need to recompile the source code. Additionally, information regarding the changed function locations is stored in a separate ledger.

Career Highlights

Sangjin Lee has worked at prestigious institutions, including Sungkyunkwan University and Korea University Research and Business Foundation. His experience in these organizations has contributed to his expertise in software development and innovation.

Collaborations

Sangjin has collaborated with notable colleagues such as Hyung Joon Koo and Honggoo Kang, further enhancing his work in the field of software watermarking.

Conclusion

Sangjin Lee's contributions to software watermarking demonstrate his innovative spirit and commitment to advancing technology. His patent reflects a significant step forward in protecting software integrity through watermarking techniques.