Usage control is concerned with how data is used after access has been granted. Enforcement mechanisms have been implemented for distributed systems like web based social networks (WBSN) at various levels of abstraction. We extend data usage control to heterogeneous distributed systems by implementing a policy enforcement mechanism for a smart meter connected to a WBSN. The idea is to provide u...

Among Internet applications, blogs are known for its exponential growth in recent years. Blogs can be viewed as a kind of information system which people used to communicate with others. While past studies placed focuses on blogger’s motivations to use blog or potential applications of blogs, relatively little research has been conducted to investigate the relationship between effects of blog s...

As users increasingly participate in the community, social networking sites (SNS) are gaining attention in academic research. This study aims to explore perceived value influencing usage intention in SNS, and examines the mediation of customer satisfaction between perceived value and usage intention. Mediated regression analysis was used and 205 savvy SNS users in Taiwan were investigated. The ...

Digital games embedded in social network sites are one of the driving forces behind the expansion of digital gamer populations. Previous studies have observed different usage patterns between users in different ethnic groups and countries, suggesting that culture orientations may affect how people play and interact through social network games. This study examined how people’s culture orientati...

Social media usage among organizations is growing tremendously. Organizations are now building and maintaining social media public pages to improve their social network salience, enhance interest in their organizations, and build relationships with the online public. The majority of the studies on social media usage are based on the individual perspective while some are from the organizational ...

This study aimed to examine the influence of utilizing social networks on the intergenerational gap between families living in District 5 of Tehran. The method to conduct the research was a kind of survey method, and a researcher-made questionnaire was applied to gather information. The sampling method is a randomized cluster, and 400 people determined the sample size by applying Cochran's form...

Social media are in the top of the agenda for many companies to date, however there seems to be very limited understanding of the usage of social media for work purposes. In this study, we investigate what values increase this usage, and whether that usage is related with employees’ performance. Additionally, we explore the impact of employees’ work experience on their social media behaviour. O...

With the advent of Web 2.0, the business world is fast changing its way of communicating and collaborating. In this study, we regarded the use of instant messaging in team collaboration as a social behavior and examined the changing roles of social influence processes in the formation of usage we-intention (i.e. social intention). Building on the belief-desire-intention model and the social inf...

Social networking (SNW) services such as Facebook and MySpace are growing exponentially. While many people are spending an increasing amount of their time on the services, others use them minimally or discontinue use after a short period of time. This research is asking the question: What are the salient factors influencing individuals to continue using and extending the range of SNW services a...