Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12362905 | Computing apparatus and method of integrating different homomorphic operations in homomorphic encryption | Seong-Cheon PARK, Hyunwoo KIM | 2025-07-15 |
| 12323507 | Method and apparatus for hardware-based accelerated arithmetic operation on homomorphically encrypted message | Seong-Cheon PARK, Hyun-Woo Kim | 2025-06-03 |
| 10255367 | Vessel traffic service system and method for extracting accident data | Byung Gil Lee, Byung-Doo Kim, Do Hyeung Kim, Kwan-Tae CHO, Ju Young Kim +4 more | 2019-04-09 |
| 10200155 | One-way data transmission apparatus, one-way data reception apparatus, and one-way data transmission/reception method using the same | Byoung-Koo KIM, Seon Gyoung Sohn, Boo-Sun JEON, Young Jun HEO, Dong Ho Kang +3 more | 2019-02-05 |
| 9699204 | Abnormal traffic detection apparatus and method based on modbus communication pattern learning | Byoung-Koo KIM, Dong Ho Kang, Seon Gyoung Sohn, Young Jun HEO | 2017-07-04 |
| 9298175 | Method for detecting abnormal traffic on control system protocol | Byoung-Koo KIM, Dong Ho Kang, Seon Gyoung Sohn, Youngjun HEO, Ik-Kyun KIM | 2016-03-29 |
| 9261880 | Apparatus and method for controlling vessel deviating from anchorage | Dae-Hee SEO, Byung-Doo Kim, Do Hyeung Kim, Seung Hee OH, Kwan-Tae CHO +4 more | 2016-02-16 |
| 9130983 | Apparatus and method for detecting abnormality sign in control system | Youngjun HEO, Seon Gyoung Sohn, Dong Ho Kang, Byoung-Koo KIM, Ik-Kyun KIM | 2015-09-08 |
| 8965823 | Insider threat detection device and method | Seon Gyoung Sohn, Chi Yoon Jeong, Dong Ho Kang, Ik-Kyun KIM, Hyun Sook Cho | 2015-02-24 |
| 8341721 | Web-based traceback system and method using reverse caching proxy | Jong Hyun Kim, Geon Lyang Kim, Jong Ho Ryu, Chi Yoon Jeong, Seon Gyoung Sohn +2 more | 2012-12-25 |
| 8307441 | Log-based traceback system and method using centroid decomposition technique | Jong Hyun Kim, Geon Lyang Kim, Seon Gyoung Sohn, Beom Hwan Chang, Chi Yoon Jeong +3 more | 2012-11-06 |
| 8140671 | Apparatus and method for sampling security events based on contents of the security events | Chi Yoon Jeong, Beom Hwan Chang, Seon Gyoung Sohn, Geon Lyang Kim, Jong Hyun Kim +3 more | 2012-03-20 |
| 8051283 | Message security processing system and method for web services | Jae Seung Lee, Ki Young Moon, Sung Won Sohn, Chee Hang Park | 2011-11-01 |
| 8019865 | Method and apparatus for visualizing network security state | Beom Hwan Chang, Chi Yoon Jeong, Seon Gyoung Sohn, Soo Hyung Lee, Hyo Chan Bang +7 more | 2011-09-13 |
| 8014310 | Apparatus and method for visualizing network situation using security cube | Beom Hwan Chang, Chi Yoon Jeong, Seon Gyoung Sohn, Soo Hyung Lee, Hyo Chan Bang +7 more | 2011-09-06 |
| 7849187 | Network status display device and method using traffic pattern map | Beom Hwan Chang, Geon Lyang Kim, Dong Young Kim, Jin Oh Kim, Hyun Joo Kim +5 more | 2010-12-07 |
| 7787394 | Network status display device and method using traffic flow-radar | Beom Hwan Chang, Geon Lyang Kim, Dong Young Kim, Jin Oh Kim, Hyun Joo Kim +5 more | 2010-08-31 |
| 7596810 | Apparatus and method of detecting network attack situation | Jin Oh Kim, Seon Gyoung Sohn, Hyochan BANG, Soo Hyung Lee, Dongyoung Kim +5 more | 2009-09-29 |
| 7539147 | Apparatus and method for detecting and visualizing anomalies in network traffic | Beom Hwan Chang, Soo Hyung Lee, Jin Oh Kim, Jong Soo Jang, Sung Won Sohn | 2009-05-26 |
| 7200866 | System and method for defending against distributed denial-of-service attack on active network | Hyun Joo Kim, Sung Won Sohn | 2007-04-03 |
| 7093290 | Security system for networks and the method thereof | Min Ho HAN, Sung Won Sohn | 2006-08-15 |