Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12309183 | Attack detection apparatus and method based on measurement of networking behavior abnormalities in symbolic spaces | Hyeok-Chan KWON | 2025-05-20 |
| 11601353 | Device identification apparatus and method based on network behavior | Hyeok-Chan KWON | 2023-03-07 |
| 10261166 | Method and apparatus for validating location of vessel | Gae-Il AN, Hyeok-Chan KWON, Kwang Il LEE, Sok-Joon LEE, Do Young Chung | 2019-04-16 |
| 9100429 | Apparatus for analyzing vulnerability of wireless local area network | Sok-Joon LEE, Hyeok-Chan KWON, Gae-Il AN, Sin Hyo Kim | 2015-08-04 |
| 8824728 | Method and system for tracking illegal distributor and preventing illegal content distribution | Sang-Woo Lee, Yun-Kyung Lee, Sin Hyo Kim, Hyeran Mun, Sokjoon Lee +3 more | 2014-09-02 |
| 8761499 | System and method for detecting global harmful video | Seung Wan HAN, Jae Deok Lim, Byeong Cheol Choi, Hyun Sook Cho | 2014-06-24 |
| 8762729 | Group signature system and method providing controllable linkability | Jung Yeon Hwang, Sokjoon Lee, Gun Tae Bae, Yun-Kyung Lee, Hyeran Mun +3 more | 2014-06-24 |
| 8712037 | Data encoding and decoding apparatus and method thereof for verifying data integrity | Yun-Kyung Lee, Sin Hyo Kim, Sang-Woo Lee, Hyeran Mun, Sokjoon Lee +3 more | 2014-04-29 |
| 8712041 | Content protection apparatus and content encryption and decryption apparatus using white-box encryption table | Yun-Kyung Lee, Sin Hyo Kim, Hyeran Mun, Sang-Woo Lee, Sokjoon Lee +3 more | 2014-04-29 |
| 8645690 | Method of verifying key validity and server for performing the same | Sok-Joon LEE, Jung Yeon Hwang, Gun Tae Bae, Sin Hyo Kim, Hye Ran Mun +3 more | 2014-02-04 |
| 8571210 | Content protection apparatus and method using binding of additional information to encryption key | Sin Hyo Kim, Yun-Kyung Lee, Hye Ran Mun, Sang-Woo Lee, Sok-Joon LEE +3 more | 2013-10-29 |
| 8509428 | High-speed pipelined ARIA encryption apparatus | Sang-Woo Lee, Jeong Nyeo Kim | 2013-08-13 |
| 8499158 | Anonymous authentication service method for providing local linkability | Sok-Joon LEE, Jung Yeon Hwang, Yun-Kyung Lee, Sin Hyo Kim, Sang-Woo Lee +3 more | 2013-07-30 |
| 8447885 | User terminal system, digital rights management system including the user terminal system, and method of managing digital rights | Sin Hyo Kim, Hyun Sook Cho | 2013-05-21 |
| 8341414 | License managing method and device | Sang-Woo Lee, Sin Hyo Kim, Hyunsook Cho | 2012-12-25 |
| 8234698 | Anonymous authentication-based private information management system and method | Yun-Kyung Lee, Seung Wan HAN, Sok-Joon LEE, Jeong Nyeo Kim | 2012-07-31 |
| 7640585 | Intrusion detection sensor detecting attacks against wireless network and system and method of detecting wireless network intrusion | Sok-Joon LEE, Kyung Hee OH, Sin Hyo Kim, Young Hwan Ham, Kyo Il Chung | 2009-12-29 |
| 7539866 | Method of cryptographing wireless data and apparatus using the method | You Sung Kang | 2009-05-26 |
| 7533257 | Server authentication verification method on user terminal at the time of extensible authentication protocol authentication for internet access | Sok-Joon LEE, Kyo Il Chung | 2009-05-12 |
| 7504929 | Method and system for updating RFID tag value of transferred object | Kyunghee Oh | 2009-03-17 |
| 7477746 | Apparatus for dynamically managing group transient key in wireless local area network system and method thereof | You Sung Kang, Kyunghee Oh, Kyo Il Chung | 2009-01-13 |