• Title/Summary/Keyword: Control Policy

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Carbon control and environmental policy in the U.K. : A reappraisal of strategies for the green state (영국의 탄소규제와 환경정책 : 녹색국가 전략의 재평가)

  • Choi, Byung-Doo;Shin, Hae-Ran
    • Journal of the Korean association of regional geographers
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    • v.19 no.2
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    • pp.301-323
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    • 2013
  • The government of the UK since the 1990, especially under the new Labour Party, has pursued sustainable development or carbon control as a core strategy for its national development. The seemingly prominent environmental policy for 'greening the government' of the UK as well as considerable achievements in energy and environment indices have attracted much attentions of policy makers and researchers for the 'low carbon green growth' in Korea. This paper tries to see the character of carbon control and environmental policy in the UK not merely as the integrating or mainstreaming policy but a new strategy for national development, that is, for the 'ecologically modernized' state, eco-state, or green state. It defines the environmental policy for carbon control in the UK as the strategy for the green state which has provided it as a principal guide for integrating national policies as a whole, and which has pursued it through market-dependent neoliberal measures. From this point of view, this paper introduces the development process of carbon control and environmental policy mainly under the new Labour Party government in the UK, and gives a reappraisal of both its policy and of energy-environment indices.

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P-RBACML : Privacy Enhancing Role-Based Access Control Policy Language Model (P-RBACML : 프라이버시 강화형 역할기반접근통제 정책 언어 모델)

  • Lee, Young-Lok;Park, Jun-Hyung;Noh, Bong-Nam;Park, Hae-Ryong;Chun, Kil-Su
    • Journal of the Korea Institute of Information Security & Cryptology
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    • v.18 no.5
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    • pp.149-160
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    • 2008
  • As individual users have to provide more information than the minimum for using information communication service, the invasion of privacy of Individual users is increasing. That is why client/server based personal information security platform technologies are being developed such as P3P, EPAL and XACML. By the way enterprises and organizations using primarily role based access control can not use these technologies. because those technologies apply access control policies to individual subjects. In this paper, we suggest an expression language for privacy enhancing role-based access control policy. Suggested privacy enhancing role-based access control policy language model is a variation of XACML which uses matching method and condition, and separately contains elements of role, purpose, and obligation. We suggest policy language model for permission assignment in this paper, shows not only privacy policy scenario with policy document instance, but also request context and response context for helping understanding.

Implementation of Privacy Protection Policy Language and Module For Social Network Services (소셜 네트워크 서비스를 위한 프라이버시 보호 정책언어 및 프라이버시 보호 모듈 구현)

  • Kim, Ji-Hye;Lee, Hyung-Hyo
    • Journal of the Korea Institute of Information Security & Cryptology
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    • v.21 no.1
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    • pp.53-63
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    • 2011
  • An SNS(Social Network Service) enables people to form a social network on online as in the real world. With the rising popularity of the service, side effects of SNSs were issued. Therefore we propose and implement a policy-based privacy protection module and access control policy language for ensuring the right of control of personal information and sharing data among SNSs. The policy language for protecting privacy is based on an attribute-based access control model which grants an access to personal information based on a user's attributes. The policy language and the privacy protection module proposed to give the right of control of personal information to the owner, they can be adopted to other application domains in which privacy protection is needed as well as secure sharing data among SNSs.

Development and Performance Analysis of Elementary School Health Promotion Policy Guideline (초등학교의 학교보건정책 지침개발 및 수행정도 분석 - WHO의 건강증진학교 지침을 중심으로 -)

  • Chung, Young-Sook;Han, Joo-Hee;Lee, Chun-Ok;Kwon, In-Sook;Lee, Chung-Yul
    • Research in Community and Public Health Nursing
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    • v.14 no.3
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    • pp.457-467
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    • 2003
  • Purpose: This study examined the development and performance of the school health promotion policy guideline that is applicable to Korean school health. Methods: 1. The WHO's guideline was translated into Korean and modified by school health experts 2. A questionnaire was conducted to assess the performance of school health policy on 207 nurses in elementary schools in Seoul and Cheonbuk. Result: The Korean version of the school health promotion policy guidelines were developed including 9 components and 36 checkpoints. Compared to that of WHO, the component 'school nursing teacher' was added and three components were eliminated: 'equitable access to school resources', 'control of helminth', and 'sun protection policy'. The performance degree of first-aid, closure of school in a calamity, and control of HIV/AIDS was very low. The performance degree of a healthy diet, and regular physical examination was quite high. This study was the first that developed the school health promotion policy guideline and examined the performance. Further research is needed to validate the guidelines developed by this study.

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Deep Reinforcement Learning of Ball Throwing Robot's Policy Prediction (공 던지기 로봇의 정책 예측 심층 강화학습)

  • Kang, Yeong-Gyun;Lee, Cheol-Soo
    • The Journal of Korea Robotics Society
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    • v.15 no.4
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    • pp.398-403
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    • 2020
  • Robot's throwing control is difficult to accurately calculate because of air resistance and rotational inertia, etc. This complexity can be solved by using machine learning. Reinforcement learning using reward function puts limit on adapting to new environment for robots. Therefore, this paper applied deep reinforcement learning using neural network without reward function. Throwing is evaluated as a success or failure. AI network learns by taking the target position and control policy as input and yielding the evaluation as output. Then, the task is carried out by predicting the success probability according to the target location and control policy and searching the policy with the highest probability. Repeating this task can result in performance improvements as data accumulates. And this model can even predict tasks that were not previously attempted which means it is an universally applicable learning model for any new environment. According to the data results from 520 experiments, this learning model guarantees 75% success rate.

Preventing Fast Wear-out of Flash Cache with An Admission Control Policy

  • Lee, Eunji;Bahn, Hyokyung
    • JSTS:Journal of Semiconductor Technology and Science
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    • v.15 no.5
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    • pp.546-553
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    • 2015
  • Recently, flash cache is widely adopted as the performance accelerator of legacy storage systems. Unlike other cache media, flash cache should be carefully managed as it has peculiar characteristics such as long write latency and limited P/E cycles. In particular, we make two prominent observations that can be utilized in managing flash cache. First, a serious worn-out problem happens when the working-set of a system is beyond the capacity of flash cache due to excessively frequent cache replacement. Second, more than 50% of data has no hit in flash cache as it is a second level cache. Based on these observations, we propose a cache admission control policy that does not cache data when it is first accessed, and inserts it into the cache only after its second access occurs within a certain time window. This allows the filtering of data disruptive to flash cache in terms of endurance and performance. With this policy, we prolong the lifetime of flash cache 2.3 times without any performance degradations.

A Study on Implementation of Automobile Control Software Testing Process Based on TMMi (TMMi 기반 자동차 제어 SW 테스팅 프로세스 구축에 관한 연구)

  • Jang, Jin-Wook
    • Journal of Information Technology Services
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    • v.8 no.3
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    • pp.159-169
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    • 2009
  • The issue of method of software testing process implementation has recently been in the spotlight in korea and some vendor make every effort to improve the software testing process through the evaluation of TMMi. The level of software process is at initial level, nevertheless, so the high quality of software is not guaranteed. This paper apply to the TMMi Level2 Assessment criteria of Automobile control software testing process. The test policy and strategy, test planning, test monitoring and control, test design and execution, test environment goal. The result need to emerge development process connection on the test policy and strategy process, test planning process etc. Also, the study analyzed the infra structure to reach the repeated level via key process area. As the result the process implementation in organization suggests the policy development and the implementation activity. Finally, the practical can refer to this paper in order to implementation the software testing process.

Intersectoral Collaboration for Tobacco Policy: Focusing on WHO FCTC (흡연위험요인관리를 위한 부문간 협력: WHO FCTC를 중심으로)

  • Choi, Eun Jin
    • Korean Journal of Health Education and Promotion
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    • v.30 no.4
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    • pp.9-16
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    • 2013
  • Objectives: The purpose of this manuscript was to review Intersectoral Collaboration policies for Tobacco Control. Methods: The author selected the WHO Framework Convention on Tobacco Control and adopted guidelines, and reviewed intersectoral and multisectoral collaboration policy recommendations. Results: There are 11 chapters and 38 articles in the Convention. In the Demand reduction policies included price and non price measures. The author selected a few non price measures for cross sectoral collaboration examples. They are protection from exposure to tobacco emission, education and communication, banning advertising, promotion and sponsorship of tobacco products, and offering treatment to tobacco use cessation. Inter sectoral and multi sectoral approaches could increase effectiveness, and better outcome of the tobacco control policy for implementation of many different articles of FCTC. Conclusions: It is important to give a specific role in structures of different government sectors and infrastructure for intersectoral collaboration. In addition, the role of civil society is very important for implementation of tobacco control policy effectively, and governments have to support the civil society for anti-smoking activities and campaigns.

Attitudes to Smoking Cessation Interventions and Importance of Participation in Tobacco Control Policy Among Clinical Nurses (임상 간호사의 금연중재에 대한 태도와 금연정책 참여의 중요성에 대한 인식)

  • Shin, Sung-Rae;Kim, Aee-Lee
    • Journal of Korean Academy of Fundamentals of Nursing
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    • v.13 no.2
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    • pp.294-303
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    • 2006
  • Purpose: To describe nurses' attitude to smoking cessation interventions and importance of participation in tobacco control policy. Method: The participants were 841 nurses practicing in hospitals of 400 beds or more and 103 members of a professional nurse's academic society. The hospitals were systematically selected to cover the whole country. The questionnaire was adopted from the 'Oncology Nurses' Tobacco Control Survey' and used after translation, Results: Nurses who were older, married, had higher positions, more education, more experience, and who worked in an OPD setting had higher mean score for attitude to the involvement of nurses in smoking cessation interventions. More than 80% of nurses agreed on the importance of nurses' participation and involvement in tobacco control policy. However, only 65.4% of nurses stated that supporting laws to increase cigarette price was important. Conclusion: Clinical nurses' attitudes to smoking cessation interventions were positive and participants supported the importance of participation in tobacco control policies.

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Security Improvement of File System Filter Driver in Windows Embedded OS

  • Seong, Yeon Sang;Cho, Chaeho;Jun, Young Pyo;Won, Yoojae
    • Journal of Information Processing Systems
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    • v.17 no.4
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    • pp.834-850
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    • 2021
  • IT security companies have been releasing file system filter driver security solutions based on the whitelist, which are being used by several enterprises in the relevant industries. However, in February 2019, a whitelist vulnerability was discovered in Microsoft Edge browser, which allows malicious code to be executed unknown to users. If a hacker had inserted a program that executed malicious code into the whitelist, it would have resulted in considerable damage. File system filter driver security solutions based on the whitelist are discretionary access control (DAC) models. Hence, the whitelist is vulnerable because it only considers the target subject to be accessed, without taking into account the access rights of the file target object. In this study, we propose an industrial device security system for Windows to address this vulnerability, which improves the security of the security policy by determining not only the access rights of the subject but also those of the object through the application of the mandatory access control (MAC) policy in the Windows industrial operating system. The access control method does not base the security policy on the whitelist; instead, by investigating the setting of the security policy not only for the subject but also the object, we propose a method that provides improved stability, compared to the conventional whitelist method.