• 제목/요약/키워드: Personal Security

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Improved User Privacy in SocialNetworks Based on Hash Function

  • Alrwuili, Kawthar;Hendaoui, Saloua
    • International Journal of Computer Science & Network Security
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    • v.22 no.1
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    • pp.97-104
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    • 2022
  • In recent years, data privacy has become increasingly important. The goal of network cryptography is to protect data while it is being transmitted over the internet or a network. Social media and smartphone apps collect a lot of personal data which if exposed, might be damaging to privacy. As a result, sensitive data is exposed and data is shared without the data owner's consent. Personal Information is one of the concerns in data privacy. Protecting user data and sensitive information is the first step to keeping user data private. Many applications user data can be found on other websites. In this paper, we discuss the issue of privacy and suggest a mechanism for keeping user data hidden in other applications.

IoT Adoption by the Young Consumer: An Extended ASE Perspective

  • Arif Mahmud;Mohd Najwadi Yusoff;Mohd Heikal Husin
    • Asia pacific journal of information systems
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    • v.32 no.4
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    • pp.857-889
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    • 2022
  • Home theft and burglary are prevalent in Dhaka city. Internet of things (IoT), in contrast, is commonly recognized as among the most advanced home security systems. However, the factors that attract young people to use IoT for household security have yet to be examined. Consequently, the purpose of this article is to validate the attitude-social influence-self-efficacy (ASE) model with personal innovativeness and perceived trust. We collected data from Dhaka citizens aged 15 to 24 using a purposive sample technique and 370 valid responses were chosen for the study. According to the analysis, all of our proposed hypotheses were found significant with a 73.6% variance. Furthermore, the effects of attitude and social influence were shown to be the highest and lowest, respectively, and trust and innovativeness were both nearly strong main predictors of ASE. Significantly, since this is one of the few studies in the technology adoption domain using this model, a solid foundation for IoT adoption for security purposes is established.

Development of S-SLA based on the Analyses of Security Functions for Anti-virus System (안티바이러스 시스템 보안기능 분석을 통한 보안SLA 등급화 지표 개발)

  • Yi, Wan-Suck;Lee, Dong-Bum;Won, Dong-Ho;Kwak, Jin
    • Journal of the Korea Institute of Information Security & Cryptology
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    • v.20 no.6
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    • pp.237-249
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    • 2010
  • If one analyzes recent cyber incidents including personal information infringement cases, it seems like actual attack is targeting Internet service providers but actually they are targeting Internet service users. For many users, all the services were not provided to them as they have signed for in the contract or personal informations, which users have provided to service providers when signing contracts, were disclosed to public without users' consent causing aftereffect. As a result, importance of S-SLA indexes, which is to be included in the SLA to be signed between a user and a service provider, is ever more increasing. Especially, if there is a S-SLA indexes for anti-virus services, service providers have to provide a high quality of service as they have signed in the SLA. However, there wasn't any researches in the S-SLA area domestically and there are only limited SLA indexes related to system or service maintenances at the moment. Therefore, this paper analyses security functions in anti-virus services and proposes S-SLA indexes for different security level.

OHDSI OMOP-CDM Database Security Weakness and Countermeasures (OHDSI OMOP-CDM 데이터베이스 보안 취약점 및 대응방안)

  • Lee, Kyung-Hwan;Jang, Seong-Yong
    • Journal of Information Technology Services
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    • v.21 no.4
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    • pp.63-74
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    • 2022
  • Globally researchers at medical institutions are actively sharing COHORT data of patients to develop vaccines and treatments to overcome the COVID-19 crisis. OMOP-CDM, a common data model that efficiently shares medical data research independently operated by individual medical institutions has patient personal information (e.g. PII, PHI). Although PII and PHI are managed and shared indistinguishably through de-identification or anonymization in medical institutions they could not be guaranteed at 100% by complete de-identification and anonymization. For this reason the security of the OMOP-CDM database is important but there is no detailed and specific OMOP-CDM security inspection tool so risk mitigation measures are being taken with a general security inspection tool. This study intends to study and present a model for implementing a tool to check the security vulnerability of OMOP-CDM by analyzing the security guidelines for the US database and security controls of the personal information protection of the NIST. Additionally it intends to verify the implementation feasibility by real field demonstration in an actual 3 hospitals environment. As a result of checking the security status of the test server and the CDM database of the three hospitals in operation, most of the database audit and encryption functions were found to be insufficient. Based on these inspection results it was applied to the optimization study of the complex and time-consuming CDM CSF developed in the "Development of Security Framework Required for CDM-based Distributed Research" task of the Korea Health Industry Promotion Agency. According to several recent newspaper articles, Ramsomware attacks on financially large hospitals are intensifying. Organizations that are currently operating or will operate CDM databases need to install database audits(proofing) and encryption (data protection) that are not provided by the OMOP-CDM database template to prevent attackers from compromising.

A Study on the Relative Importance of the Administrative and Technical Measures for the Personal Information Protection (개인정보의 관리적·기술적 보호조치 기준의 상대적 중요도에 관한 연구)

  • Kim, Young Hee;Kook, Kwang Ho
    • The Journal of Society for e-Business Studies
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    • v.19 no.4
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    • pp.135-150
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    • 2014
  • As the collection and use of personal information increases, the accidents that abuse and leak personal information are continuously increasing. The nation has established new laws and strengthened related laws for the prevention of the mass leakage of personal information and the secondary damage due to the leaked personal information. The nation also established the guidelines that need to be implemented by the institutions handling personal information for the safety of the personal information. For the efficient implementation of guidelines under the limited time and resources, it is necessary to establish the priorities between guidelines. This paper compares the relative importance of the guidelines by AHP (Analytic Hierarchy Process) technique. We performed the analysis on two expert groups, the group of consultants working in information security consulting company and the group of information security staffs handling personal information directly in the company. We compared the differences between groups and recommended the relative importances of the guidelines.

A Study on the Key Distribution Protocol for Secure P2P information Security Service (안전한 P2P 정보보호 서비스를 위한 키 분배 프로토콜에 관한 연구)

  • Lee, Jun Seok
    • Journal of Industrial Convergence
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    • v.6 no.1
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    • pp.57-72
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    • 2008
  • In this study, general outline of P2P(peer to peer) application was analyzed dealing with security attacks and threats on the P2P environment. Information security service was studied to provide secure P2P service under the information threats. This study proposes two methods to provide secure information security service. One is a method to use personal firewall software on the peer. The other is a method to use key distribution protocol for confidentiality and integrity.

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Evaluation of different attacks on Knowledge Based Authentication technique

  • Vijeet Meshram
    • International Journal of Computer Science & Network Security
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    • v.23 no.4
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    • pp.111-115
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    • 2023
  • Knowledge Based Authentication is the most well-known technique for user authentication in a computer security framework. Most frameworks utilize a straightforward PIN (Personal Identification Number) or psssword as an data authenticator. Since password based authenticators typically will be software based, they are inclined to different attacks and weaknesses, from both human and software.Some of the attacks are talked about in this paper.

A Research on Institution's Countermeasure for Personal Information Protection Act Based on the Examples of Performing the Privacy Impact Assessment (개인정보 영향평가 수행 사례에 기반한 기관의 개인정보보호법 대응방안에 관한 연구)

  • Cho, Sung Kyu;Jun, Moon Seog
    • Journal of Korea Society of Digital Industry and Information Management
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    • v.8 no.1
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    • pp.89-98
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    • 2012
  • According to the enforcement of Personal Information Protection Act as of September 2011, the laws and regulations for the protection of personal information that were applied only to the certain sectors such as information & communication network, financial institutions, public sector etc. for the time being has been expanded to apply to all public and private sectors to process personal information. In particular, because the public institutions are obliged to be mandatorily conducted of the Privacy Impact Assessment, it will be enforced in earnest for each agency's informationization business that handles personal information. In this paper, I examine the most derived vulnerability and set up the improvement measure to supplement it with the examples of 10 of all the institutions conducting the Privacy Impact Assessment in the year 2011. And, I suggest the measures to be prepared by the institutions to observe the Personal Information Protection Act.

Design and Implementation of PDA-based Image Surveillance System for Harbor Security using IP Camera

  • Shim, Joon-Hwan
    • Journal of Navigation and Port Research
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    • v.31 no.9
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    • pp.779-784
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    • 2007
  • This paper describes a new progressive embedded Internet Protocol(IP) camera available for real-time image transmission. It was applied for ship safety and security on seashore area. The functions of developed embedded system was more effective and excellent than conventional systems. Nowadays, each nation has established harbor security systems to jump up their ports to international port. Recently Incheon port has tried to change man security into center security system used by image security system. The security system of Incheon port has some advantages like effectivity of security system and reduction of manpower and cost, installed by image security system with CCTV cameras at the entrance gate and around the fence. Thus in this paper, we have designed and implemented a Personal Digital Assistants(PDA) based Image Surveillance System for Harbor Security using IP Camera under ubiquitous environment. This system has big advantages which are more effective in an emergency and low cost and small manpower than conventional systems.

Trusted Certificate Validation Scheme for Open LBS Application Based on XML Web Services

  • Moon, Ki-Young;Park, Nam-Je;Chung, Kyo-Il;Sohn, Sung-Won;Ryou, Jae-Cheol
    • Journal of Information Processing Systems
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    • v.1 no.1 s.1
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    • pp.86-95
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    • 2005
  • Location-based services or LBS refer to value-added service by processing information utilizing mobile user location. With the rapidly increasing wireless Internet subscribers and world LBS market, the various location based applications are introduced such as buddy finder, proximity and security services. As the killer application of the wireless Internet, the LBS have reconsidered technology about location determination technology, LBS middleware server for various application, and diverse contents processing technology. However, there are fears that this new wealth of personal location information will lead to new security risks, to the invasion of the privacy of people and organizations. This paper describes a novel security approach on open LBS service to validate certificate based on current LBS platform environment using XKMS (XML Key Management Specification) and SAML (Security Assertion Markup Language), XACML (extensible Access Control Markup Language) in XML security mechanism.