2 resultados para computer-mediated communications

em Repository Napier


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Technological developments over the last thirty years increasingly shaped the means by which we recruit, select and appraise employees. Today, technology supports more flexible and geographically dispersed working modes: From teleworkers, to virtual workers, to e-interns (also known as virtual interns). The current article describes how developments in e-HRM and changes in employment forms contribute to the development and increasing popularity of e-internships (better known as virtual internships) amongst small and medium-sized enterprises. In this paper, we reflect on the rise of e-internships across different countries and relate this to e-HRM and technological advances. We explore the opportunities and challenges. These include developing effective global talent and knowledge management practices, managing diversity as well as intellectual and social capital. We furthermore link the employment of e-internship practices to strategic organizational goals and learning. In the final section, we also critically reflect on the high investment required for e-internships to succeed. The discussion on e-internships is set in the literature on e-HRM, virtual teams and knowledge management, which is furthermore supported by interviews conducted with e-interns or internship managers. Keywords: e-internships, virtual internships, computer-mediated communication

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Multimedia Internet KEYing protocol (MIKEY) aims at establishing secure credentials between two communicating entities. However, existing MIKEY modes fail to meet the requirements of low-power and low-processing devices. To address this issue, we combine two previously proposed approaches to introduce a new distributed and compressed MIKEY mode for the Internet of Things. Indeed, relying on a cooperative approach, a set of third parties is used to discharge the constrained nodes from heavy computational operations. Doing so, the preshared mode is used in the constrained part of network, while the public key mode is used in the unconstrained part of the network. Furthermore, to mitigate the communication cost we introduce a new header compression scheme that reduces the size of MIKEY’s header from 12 Bytes to 3 Bytes in the best compression case. Preliminary results show that our proposed mode is energy preserving whereas its security properties are preserved untouched.