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빅데이터 분석기술을 기반으로 하는 APT공격 대응 기술에 관한 방안 연구
김도근(Do-Keun Kim),표성빈(Seong-Bin Pyo),김창희(Chang-Hee Kim) 융복합지식학회 2016 융복합지식학회논문지 Vol.4 No.1
최근 스마트폰 대중화와 ICT의 융합, 사이버 테러, 사이버 전쟁, 핵티비즘 등의 공격방법으로 활용되고 있는 APT(Advanced Persistent Threat)공격 위협에 대한 방어 기술이 관심을 받고 있다. 그러나 전통적인 시그니처방식 보안 솔루션은 지능형지속위협(ATP)과 같은 새로운 형태의 공격을 방어할 수 없다. 사이버 보안영역에서의 빅데이터 분석 활용도는 대용량 로그 분석, 비정상 트랜잭션 및 행위탐지, 악성코드 탐지 등에 활용되고 있다. 또한 빅데이터 분석으로 지능형 리스크 관리를 통해 기민한 대응을 위해 문맥 또는 상황을 인지하는 기술을 적용하고 있다. 본 연구에서는 빅 데이터 분석 및 처리 기술을 기반으로 다중 소스 데이터 수집 및 분석을 통한 지능형 보안 기술에 대한 개념과 문제점을 소개하고, 빅 데이터 분석 기술을 기반으로 한 보안 시스템의 구축을 제안한다. Recently popular smartphone and convergence of ICT, cyber terrorism, cyber warfare, and attacks on defense technology being utilized in the way APT (Advanced Persistent Threat) threats has attracted the attention of such hacktivism. But traditional security solutions signature scheme is not able to defend the new forms of attack, such as Intelligent continued threat (ATP). Utilization of big data analysis in the cyber security area is being utilized large log analysis, transaction and abnormal behavior detection, adware detection, and more. It also applies the technique to recognize a context or circumstance for the alert response from the intelligent data analysis big risk management. In addition, because traditional security solutions signature scheme is not able to defend the new forms of attack, such as Intelligent continued threat (ATP). This study introduces a big data analysis and processing concepts and techniques described in the intelligent security with a multi-source data collection and analysis based on and proposes a security system based on the construction of big data analysis.
생물학적제제의 치메로살 함량 정량을 위한 가열기화 아말감 흡광도법의 확립 및 검증
김병철,김도근,홍성화,김연희,임종미,원윤정,김석환,홍지영,윤영민,김재옥,Kim, Byung-Chul,Kim, Do-Keun,Hong, Sung-Hwa,Kim, Yeon-Hee,Lim, Jong-Mi,Won, Yun-Jung,Kim, Seok-Hwan,Hong, Ji-Young,Yun, Young-Min,Kim, Jae-Ok 대한약학회 2011 약학회지 Vol.55 No.4
The test method for biologics of lot release system is based on 'Test procedure and specification for biological products,' generally, thimerosal content is measured by chemical analysis using O.D. In this study, the comparative analysis was carried out using the gold amalgamation method for thimerosal content was compared to the existing methods, which are described above. The gold amalgamation method, which uses atomic absorption spectrophotometry, was meets all the method validation acceptance criteria. It is considered to be proper as the assay and identification test for thimerosal. In this study, the comparative analysis was performed three times. As a result, gold amalgamation method is more convenient and easy to perform as this assay doesn't have pre-treatment procedure. Also this assay showed good precision and reproducibility compared to the conventional method. Therefore, it is appropriate to alternate the assay method of thimerosal from the conventional chemical analysis to gold amalgamation method to improve the credibility of lot release system and the quality control of biologics, by standardizing test method.
조병완,김도근,최해윤,박정훈,윤석민,Jo, Byung-Wan,Kim, Do-Keun,Choi, Hae-Yun,Park, Jung-Hun,Yoon, Suk-Min 한국전산구조공학회 2007 한국전산구조공학회논문집 Vol.20 No.3
과적차량은 도로와 교량의 내구성 감소에 가장 큰 위험요소 중 하나여서 지금까지 이런 문제를 제한하기 위해 과적차량에 대한 단속이 실시되어 왔다. 그러나 기존의 시스템은 많은 문제점을 내포하고 있어서 이에 대한 대처방안이 요구되고 있다. 이러한 이유로 본 논문에서는 기존 문제점 해결과 u-ITS의 구축을 위해 무인화, 무선화 기반의 U-중차량 무인과적 단속시스템 구축방안을 제시하며 이를 위해, 시스템 구성방법, USN의 적용, 시스템 제어부와 WCDMA/HSDPA의 설계에 대해 연구하고 WIM 센서의 성능에 대해 검증하였다. Overloaded Vehicles are one of biggest of hazard in durability decrease of roads and bridges. Thus, regulation was put in force about overloaded vehicles to reserve this problem. However, existing system had many problems. For these reasons, this paper presents solutions of U-intelligent overload vehicles regulation system based on manless and wireless for fixing of problems of existing system and construction of u-lTS. With this in mind, we studied about composition method of system, applications of USN, design of system controller, WCDMA/HSDPA and we verified performance of WIM Sensors in this paper.
유비쿼터스 기술을 이용한 교량의 상시 모니터링 프로그램 개발에 관한 연구
조병완,김도근,박정훈,김헌,Jo. Byung-Wan,Kim. Do-Keun,Park. Jung-Hoon,Kim. Heoun 한국방재학회 2008 한국방재학회 학술발표대회논문집 Vol.2008 No.1
In case of collapsed or damaged Servicing infrastructure, such as a bridge, tunnel, dam, a severe loss may have to be incurred. Therefore, infrastructure should not be designed and constructed properly but also maintained impeccably. This paper tried to build an intelligent bridge maintenance system that warn the people on bridge and control traffic in the danger. For the purpose, diverse wireless sensor fields are composed and structure`s database is established. Also the paper develops a bridge maintenance program. Developed programme is regarded as a good tool to provide the utmost bridge management scenario, which is exactly correspondent with the demand and restraint by improving the present bridge management strategy.
조병완,김도근,노승현,김헌,Jo,Byung-Wan,Kim,Do-Keun,No,Seung-Hyun,Kim,Heoun 한국방재학회 2008 한국방재학회 학술발표대회논문집 Vol.2008 No.1
Nowadays in order to estimate safety diagnosis of bridge, a lot of data like static and dynamic displacement, accelerometer, wind velocity and so on are demanded. When it comes to measure these data, cabled sensor is essential equipment. But cabled sensors have also inefficient factors. From this point of view, considering practical aspects of using these expensive equipments which have been used to examine safety diagnosis, measuring by cabled sensors is restrictive in some respect. Recently to improve theses problems, Wireless sensor system was introduced. But this system can`t perform intelligent reaction because database of this system is just based on internet. In this paper, the intelligent bridge safety management model which can be installed easily, measured at all times and dealing intelligently with various situations is developed to improve these problems.
건설현장 안전관리를 위한 안전모 부착가능 이동식 센서 적용성 연구
김경현 ( Kim Gyeong-hyeon ),김도근 ( Kim Do-keun ),장세준 ( Jang Se-jun ) 한국건축시공학회 2023 한국건축시공학회 학술발표대회 논문집 Vol.23 No.1
This paper investigates the applicability of movable sensors that can be attached to hard hats to protect construction site safety management to prevent safety accidents based on accident case studies in the field of construction engineering and the gas sensors currently used in construction sites. We would like to propose MQ-2, a standard Arduino gas sensor.
Carbon fiber sheet 및 carbon fiber strand sheet 접착보강한 RC 상판의 내피로성과 파괴거동과의 상관관계
원찬호,안태호,김도근,Won, Chan Ho,Abe, Tadashi,Ahn, Tae-Ho,Kim, Do Keun 한국결정성장학회 2015 韓國結晶成長學會誌 Vol.25 No.6
일본 국토교토성이 책정한 <도로교 장수명화 수선계획사업>에 의하면, 주요 지역에 건설된 RC 상판의 심각한 손상 원인은 대형차량의 주행하중에 의한 피로열화와 재료의 경년열화 등으로 보고되어지고 있다. 따라서 이에 대한 대책으로 탄소섬유 시트를 이용한 하부 접착 보강공법이 많이 소개되어지고 있으나, 최근에는 CFS와 동등한 재료특성치를 보유하며, 시공성이 뛰어난 탄소섬유 스트랜드 시트가 새로운 보강재료로써 관심이 증폭되어지고 있다. 그러나 이러한 CFSS의 윤하중 피로실험을 통한 내피로성 평가는 현재 일부 연구기관에서만 그 성과가 보고되어지고 있는 실정이며, 국내에서는 아직까지 연구성과에 관한 보고 등이 거의 없는 실정이다. 따라서 본 연구에서는 RC 상판의 하부에 CFS를 전면접착 보강한 실험체와 CFSS를 격자형으로 보강한 실험체를 제작하여, 윤하중 피로실험을 실시하고 내피로성을 평가하였다. According to the results of "Highway Bridges Long Life Repair Plan." The most serious damage to RC slabs is caused by fatigue deterioration, which results from the driving loads of large-sized vehicles, and aging of materials. In response to this, adhesion reinforcement using carbon fiber sheet is being adopted. In addition, carbon fiber strand sheet that holds the same material characteristics as CFS, but has superior workability, has been developed as a new reinforcement material. However, almost no studies have been conducted on CFSS in relation to fatigue resistance evaluation through fatigue tests under running wheel loads, with the exception of a few by some organizations. Therefore, in this study, specimens with front CFS adhesion reinforcement on the bottom surface of the RC slab and specimens with grid-type CFSS reinforcement were manufactured. Then, fatigue tests under running wheel loads were conducted, and thus fatigue resistance was evaluated using the specimens.