• Journal of the Korea Institute of Information Security & Cryptology
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• v.23 no.1
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• pp.19-32
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• 2013

As cyber stock trading grows rapidly, stock trading using Home Trading System have been brisk recently. Home Trading System is a heavy-weight in the stock market, and the system has shown 75% and 40% market shares for KOSPI and KOSDAQ, respectively. However, since Home Trading System focuses on the convenience and the availability, it has some security problems. In this paper, we found that the authentication information in memory remains during the stock trading and we proposed its countermeasure through two-channel authentication using a mobile device such as a cell phone.

• Journal of the Korea Society of Computer and Information
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• v.17 no.7
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• pp.175-184
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• 2012

The purpose of this study is to investigate the home trading system (HTS) of the security companies in order to examine the critical factors of HTS service quality and the effect of these factors on HTS customer satisfaction and loyalty. The results show : (1) the quality factors of HTS are assurance, reliability, tangible, responsiveness, and empathy, (2) and these quality factors significantly affect customer satisfaction on HTS and customer satisfaction and loyalty to the security company. (3) Also, customer satisfaction on HTS plays an important role in improving customer satisfaction and loyalty to the security company.

• Proceedings of the Korea Information Processing Society Conference
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• 2012.04a
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• pp.759-760
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• 2012

국내 주식거래 시장에서 사용되는 홈트레이딩시스템(HTS)은 PC와 인터넷만 연결되어있으면 누구나 쉽게 내려받아 이용할 수 있는 주식거래 프로그램이다. 집에서도 이용할 수 있는 장점 때문에 증권회사별로 HTS를 만들어 배포하고 있으며 사용자의 편의성과 효용성을 만족하게 하려고 다양한 HTS를 개발하고 있다. 하지만 사용자 편의성에 중심을 두다 보니 아직 보안에 대해 미흡한 점이 발견되고 있고 이러한 취약점에 대해 보완을 하고 있다. 따라서 본 논문에서는 아직 보완해야 할 부분이 많은 메모리 영역에서의 보안취약점에 대해서 알아보고 이를 막으려는 대응방법을 제시한다.

• Journal of the Korea Institute of Information Security & Cryptology
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• v.18 no.1
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• pp.115-137
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• 2008

As stock market gets bigger, use of HTS(Home Trading System) is getting increased in stock exchange. HTS provides lots of functions such as inquiry about stock quotations, investment counsel and so on. Thus, despite the fact that the functions fur convenience and usefulness are developed and used, security functions for privacy and trade safety are insufficient. In this paper, we analyze the security system of HTS service through the key-logging and sniffing and suggest that many private information is unintentionally exposed. We also find out a vulnerable point of the system, and show the advisable criteria of secure HTS.

• Journal of Korea Society of Digital Industry and Information Management
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• v.9 no.3
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• pp.211-221
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• 2013

This study investigated the effect of service quality and using experience on a royalty in a electronic commerce. Expecially, used HTS (Home Trading System of securities companies)as a online service system. HTS (Home Trading System) is a electronic commerce system of securities companies that is a most progressive tool of it. Almost securities companies are offering these typical trading system, because it is a required factor for a competitive position in their compound market. This paper made hypotheses of five cases, and collected some data through survey questionnaire for an analysis of actual proof. For attaining the object of this research, used a structure equation modeling, and found that almost paths of the research model are supported among the service quality, using experience, involvement and royalty. This study could provide academic and managerial implications in a electronic commerce business.

• Journal of the Korea Society of Computer and Information
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• v.15 no.1
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• pp.207-217
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• 2010

It is taken a violent fall of the international stocks market that was an American Subprime Mortgage Situation. The loss rate of individual investor judged than foreigner and institution by bigger thing. Therefore, further scientific and mechanical investment is needed at the stock investment using Internet HTS. This dissertation is stocks profit rate analysis which uses individual engine foreigner Knowledge Base HTS at the Bear Period the Bear Wave Period the Bull Period the Bull Wave Period. Knowledge Based e-friend HTS was Installed. HTS does composite stock exchange index in actuality stock trading and engine's fund earning rate, yield that is abroad comparative analysis using trend line that is HTS tool, MACD, Bollinger Bands, Stochastic slow's function. Usually, each subjects suppose that deal 5 stocks, and comparative study of the profit(loss)rate of the down to earth falling rate and rising rate, by comparing the earning rate of 5 Small capital stocks with 5 medium capital stocks and 5 Large capital stocks during the bear period, the bear wave period, the bull period, the bull wave period has meaning at the making research of the financial IT field.