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CAPTCHA (Completely Automated Public Turing Test to tell Computers and Human Apart) is widely used than before, which becomes the common part of current website login system. However, the CAPTCHA implementation is tricky and risky without deliberate design. In this paper, we give a study case of the vulnerabilities in current login website using text-based CAPTCHA. Our target is a website of mainstream...
The abuse of online-game bots has seriously hindered the development of online-game related business. However, in China there's no complete survey on game bots up to date yet. This paper we present an investigation of online game security issues, including bot behaviors and corresponding counter-measures. It shows that the increasing bots abusing damage the game business seriously and there are still...
During the first decade of this century, the online games are developed rapidly in China. But the virtual items transaction problems hinder the development of online games. Traditional trading models cannot meet the demand of both security and convenience at the same time. In order to improve the traditional transaction models, this paper presents a more secure transaction platform by embedding a...
This paper introduces the essential features of structural equation model (SEM) and grey system and analyzes the feasibility of evaluating work stress by combining SEM with grey system. Based on the requirements of the research approach and the research objective, an initial model (M1) is constructed for the evaluation of college teacherspsila work stress after the relevant researches have been reviewed...
This paper deals with the essential features of corporation competence, Structural Equation Model (for SEM) and Grey System, and analyzes the feasibility of evaluating corporation competence by combining SEM with Grey System. From the need of research approach and research objective, this paper refers to present correlated research findings and statistics from 350 listed companies of manufacturing...
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