• Title/Summary/Keyword: cybersecurity

Search Result 323, Processing Time 0.026 seconds

A Study on Cybersecurity Data Sharing System Model with a Hierarchical Structure for Effective Data Sharing (효과적인 데이터 공유를 위한 계층적 구조를 갖는 사이버 보안 데이터 공유시스템 모델 연구)

  • Ho-jei Yu;Chan-hee Kim;Ye-rim Cho;Sung-sik Im;Soo-hyun Oh
    • Convergence Security Journal
    • /
    • v.22 no.1
    • /
    • pp.39-54
    • /
    • 2022
  • Recently, the importance of collecting, analyzing, and real-time sharing of various cybersecurity data has emerged in order to effectively respond to intelligent and advanced cyber threats. To cope with this situation, Korea is making efforts to expand its cybersecurity data sharing system, but many private companies are unable to participate in the cybersecurity data sharing system due to a lack of budget and professionals to collect cybersecurity data. In order to solve such problems, this paper analyzes the research and development trends of existing domestic and foreign cyber security data sharing systems, and based on that, propose a cybersecurity data sharing system model with a hierarchical structure that considers the size of the organization and a step-by-step security policy that can be applied to the model. In the case of applying the model proposed in this paper, it is expected that various private companies can expand their participation in cybersecurity data sharing systems and use them to prepare a response system to respond quickly to intelligent security threats.

Cybersecurity Framework for IIoT-Based Power System Connected to Microgrid

  • Jang, Ji Woong;Kwon, Sungmoon;Kim, SungJin;Seo, Jungtaek;Oh, Junhyoung;Lee, Kyung-ho
    • KSII Transactions on Internet and Information Systems (TIIS)
    • /
    • v.14 no.5
    • /
    • pp.2221-2235
    • /
    • 2020
  • Compared to the past infrastructure networks, the current smart grid network can improve productivity and management efficiency. However, as the Industrial Internet of Things (IIoT) and Internet-based standard communication protocol is used, external network contacts are created, which is accompanied by security vulnerabilities from various perspectives. Accordingly, it is necessary to develop an appropriate cybersecurity guideline that enables effective reactions to cybersecurity threats caused by the abuse of such defects. Unfortunately, it is not easy for each organization to develop an adequate cybersecurity guideline. Thus, the cybersecurity checklist proposed by a government organization is used. The checklist does not fully reflect the characteristics of each infrastructure network. In this study, we proposed a cybersecurity framework that reflects the characteristics of a microgrid network in the IIoT environment, and performed an analysis to validate the proposed framework.

Clustering Keywords to Define Cybersecurity: An Analysis of Malaysian and ASEAN Countries' Cyber Laws

  • Joharry, Siti Aeisha;Turiman, Syamimi;Nor, Nor Fariza Mohd
    • Asia Pacific Journal of Corpus Research
    • /
    • v.3 no.2
    • /
    • pp.17-33
    • /
    • 2022
  • While the term is nothing new, 'cybersecurity' still seems to be defined quite loosely and subjectively depending on context. This is problematic especially to legal writers for prosecuting cybercrimes that do not fit a particular clause/act. In fact, what is more difficult is the non-existent single 'cybersecurity law' in Malaysia, rather than the current implementation of 10-related cyber security acts. In this paper, the 10 acts are compiled into a corpus to analyse the language used in these acts via a corpus linguistics approach. A list of frequent words is firstly investigated to see whether the so-called related laws do talk about cybersecurity followed by close inspection of the concordance lines and habitually associated phrases (clusters) to explore use of these words in context. The 'compare 2 wordlist' feature is used to identify similarities or differences between the 10 Malaysian cybersecurity related laws against a corpus of cyber laws from other ASEAN countries. Findings revealed that ASEAN cyber laws refer mostly to three cybersecurity dominant themes identified in the literature: technological solutions, events, and strategies, processes, and methods, whereas Malaysian cybersecurity-related laws revolved around themes like human engagement, and referent objects (of security). Although these so-called cyber related policies and laws in Malaysia are highlighted in the National Cyber Security Agency (NACSA), their practical applications to combat cybercrimes remain uncertain.

A Trend Analysis of in the U.S. Cybersecurity Strategy and Implications for Korea (미국 사이버안보 전략의 경향 분석과 한국에의 함의)

  • Sunha Bae;Minkyung Song;Dong Hee Kim
    • Convergence Security Journal
    • /
    • v.23 no.2
    • /
    • pp.11-25
    • /
    • 2023
  • Since President Biden's inauguration, significant cyberattacks have occurred several times in the United States, and cybersecurity was emphasized as a national priority. The U.S. is advancing efforts to strengthen the cybersecurity both domestically and internationally, including with allies. In particular, the Biden administration announced the National Cybersecurity Strategy in March 2023. The National Cybersecurity Strategy is the top guideline of cybersecurity and is the foundation of other cybersecurity policies. And it includes public-privates as well as international policy directions, so it is expected to affect the international order. Meanwhile, In Korea, a new administration was launched in 2022, and the revision of the National Cybersecurity Strategy is necessary. In addition, cooperation between Korea and the U.S. has recently been strengthened, and cybersecurity is being treated as a key agenda in the cooperative relationship. In this paper, we examine the cyber security strategies of the Trump and Biden administration, and analyze how the strategies have changed, their characteristics and implications in qualitative and quantitative terms. And we derive the implications of these changes for Korea's cybersecurity policy.

A Study on the Laws and Regulations in Korea through the Analysis of Cybersecurity Workforce Developing Laws and Regulations in U.S. (미국 사이버보안 인력 양성 법·규정 분석을 통한 국내 법·규정 개선 방안 연구)

  • Hong, Soonjwa;Kim, Joonsoo
    • Journal of the Korea Institute of Information Security & Cryptology
    • /
    • v.30 no.1
    • /
    • pp.123-139
    • /
    • 2020
  • In 1987, Computer Security Act was enacted, requiring computer security awareness and practical training for federal workforce. This is the beginning of US development of federal cybersecurity workforce. It has been strengthening the development of federal cybersecurity workforce policy by establishing OPM regulations and OMB circulation in cases where it is difficult to define by law. Through GISRA 2000 and FISMA 2002, which has been improved, it played a central role for development of federal cybersecurity workforce for more than 10 years. Since then, FISMA 2014 has been enacted as a necessity for supplementing technology and policy. In 2014, the importance of cyber security personnel in US federal agencies has been increased even more, by enacting a single law on cybersecurity workforce twice. We will review the current state of Korea's development of cybersecurity workforce by reviewing and analyzing the development and federal cybersecurity workforce in the United States.

A Study on the Framework of Comparing New Cybersecurity Workforce Development Policy Based on the ATE Programs of U.S. (미국 ATE 정책 기반의 신규 사이버보안 인력양성 정책 비교 프레임워크 연구)

  • Hong, Soonjwa
    • Journal of the Korea Institute of Information Security & Cryptology
    • /
    • v.28 no.1
    • /
    • pp.249-267
    • /
    • 2018
  • The US cybersecurity workforce policy is being pursued comprehensively and systematically, based on the NICE established initiated in 2010. Security Technologies, one of the eight areas of Advanced Technology Education(ATE) of the National Science Foundation(NSF) included in the STEM. This policy has been comprehensively promoted in conjunction with NICE, and this security technology field is operated with five detailed programs. In this paper, we examine in detail five cybersecurity workforce development programs supported by ATE, and compare them with the current status cultivation of cybersecurity workforce in Korea. After finding out the problems and improvements by comparison with the current situation of cybersecurity workforce development in Korea, we propose several implementations of nation-wide strategies for cultivating new cybersecurity workforce in Korea.

Are There Any Solutions for the Cybersecurity Education Gap in the Public Sector? (공공부문의 사이버보안 교육격차 해소를 위한 탐색적 연구)

  • Lee, Song-ha;Jun, Hyo-Jung;Kim, Tae-Sung
    • Journal of the Korea Institute of Information Security & Cryptology
    • /
    • v.31 no.5
    • /
    • pp.973-985
    • /
    • 2021
  • South Korea has been guaranteed the efficiency and the convenience of administrative work based on long-term experience and well-established ICT infrastructure. Vice versa, South Korea is always exposed to various scale cyber-attacks. It is an important element of national competitiveness to secure cybersecurity resilience and response in the public sector. For this, the well-trained cybersecurity professionals' retention and support for their capacity development through retraining are critical. As the Special Act on Balanced National Development, most public agencies moved to provincial areas, but the provincial areas are not ready for this, thus the workforce can't get enough retaining courses. We study to analyze whether there is a gap in cybersecurity educational opportunities or needs in the public sector depending on regions, institution type, and personal traits. This paper aims to suggest solutions for the cybersecurity education gap in the public sector based on the empirical analysis results.

A Study on the Analysis of Trump Administration Cybersecurity Policy: Focusing on Critical Infrastructure (트럼프 행정부의 주요기반시설 사이버보안 정책분석에 관한 연구)

  • Kim, Geunhye
    • Journal of the Korea Institute of Information Security & Cryptology
    • /
    • v.29 no.4
    • /
    • pp.907-918
    • /
    • 2019
  • The purpose of this study is to understand the cybersecurity policies and critical infrastructure protection of the United States through analyzing Donald Trump's administration executive orders, the national cyber strategy, and the legislation. The analysis has three findings. First, the Department of Homeland Security (DHS) became a main agent in the cybersecurity while the role of the White House was reduced. Second, Trump's administration expanded its role and mission in the policy area by extending the meaning of critical infrastructure. Third, in the case of cyber threats, the government can be involved in the operation of critical infrastructures in the private sector. The opinions of the professional bureaucrats and DHS were more reflected in the direction of the cybersecurity policy than those of the White House. In contrast to Barack Obama's administration, the Trump administration's cybersecurity strategies were not much studied. This study provides insights for improving cybersecurity policies and critical infrastructure protection.

International cyber security strategy as a tool for comprehensive security assurance of civil aviation security: methodological considerations

  • Grygorov, Oleksandr;Basysta, Albina;Yedeliev, Roman;Paziuk, Andrii;Tropin, Zakhar
    • International Journal of Computer Science & Network Security
    • /
    • v.21 no.9
    • /
    • pp.332-338
    • /
    • 2021
  • Civil aviation cybersecurity challenges are global in nature and must be addressed using global best practices and the combined efforts of all stakeholders. This requires the development of comprehensive international strategies and detailed plans for their implementation, with appropriate resources. It is important to build such strategies on a common methodology that can be applied to civil aviation and other interrelated critical infrastructure sectors. The goal of the study was to determine the methodological basis for developing an international civil aviation cybersecurity strategy, taking into account existing experience in strategic planning at the level of international specialized organizations. The research was conducted using general scientific and theoretical research methods: observation, description, formalization, analysis, synthesis, generalization, explanation As a result of the study, it was established the specifics of the approach to formulating strategic goals in civil aviation cybersecurity programs in the documents of intergovernmental and international non-governmental organizations in the aviation sphere, generally based on a comprehensive vision of cybersecurity management. A comparative analysis of strategic priorities, objectives, and planned activities for their implementation revealed common characteristics based on a single methodological sense of cybersecurity as a symbiosis of five components: human capacity, processes, technologies, communications, and its regulatory support. It was found that additional branching and detailing of priority areas in the strategic documents of international civil aviation organizations (by the example of Cybersecurity Strategy and Cybersecurity Action Plan) does not always contribute to compliance with a unified methodological framework. It is argued that to develop an international civil aviation cybersecurity strategy, it is advisable to use the methodological basis of the Cyber Security Index.

Measures to Spread Domestic Cyber Threat Information Sharing and Revitalize the Information Security Industry Ecosystems (국내 사이버위협 정보공유 확산 방안에 관한 연구 - 국내 정보보호 산업 생태계 활성화를 중심으로 -)

  • Joon-Hee Yoon;Ji-Yong Huh;Hwa-Kyung Kim;Yong-Tae Shin
    • Convergence Security Journal
    • /
    • v.23 no.5
    • /
    • pp.35-43
    • /
    • 2023
  • As digital infrastructure increases connections and convergence progress rapidly in all areas, and it is most important to ensure safety from cyber infringement or hacking to continue national growth. Accordingly, it examines the obstacles to cyber threat information sharing, which is the basis for responding to cyber infringement, and suggests ways to improve efficiency. First of all, information sharing is divided into three areas: the government, cyber security companies, small and medium-sized enterprises and individuals and the requirements are checked from their respective positions. We will supplement this and explore ways to strengthen cybersecurity and provide economic benefits to each other. Therefore, national and public organizations will propose policies to create an cybersecurity industry ecosystem with a virtuous cycle that leads to diversification of cyber threat information sources, strengthening cybersecurity for general companies and individuals, and creating demand for the cybersecurity industry. The results of the study are expected to help establish policies to strengthen national cybersecurity.