Nowadays, peer-to-peer (P2P) streaming systems have become a popular way to deliver multimedia content over the internet due to their low bandwidth requirement, high video streaming quality, and flexibility. However, P2P streaming systems are vulnerable to various attacks, especially pollution attacks, due to their distributed and dynamically changing infrastructure. In this paper, by exploring...

Nowadays, peer-to-peer (P2P) streaming systems have become the most popular way to deliver multimedia content over the internet due to their low bandwidth requirement and high video streaming quality. However, P2P streaming systems are vulnerable to various attacks, especially pollution attacks, due to their distributed and dynamically changing infrastructure. In this paper, by exploring the un...

BACKGROUND To investigate the relationship between risk perception, worry, control, trust, exposure to an educational campaign, media exaggeration with recommendations for pandemic influenza H1N1 2009. METHODS Cross sectional telephone survey using random digit dialing. A total of 1010 adult Italians were interviewed by telephone between 16 and 19 February 2010. The survey instrument included...

For the vast majority of the citizens in today’s advanced democracies, the media, in particular traditional media, represent the only window that can be opened daily into current public and political debates. In fact, a very small fraction of the population is actually able to experience politics directly. Consequently, it becomes crucial that those means – the media – that are assigned to keep...

This article explores yet another paradox – aside from the privacy related to datafication of media: citizens trust least media they use most It investigates role that daily life plays in shaping place datafied media. The study reveals five sets heuristics guiding assessments citizens: (1) characteristics organisations, (2) old standards, (3) context and purpose, (4) experiences (5) understandi...

Media researchers are adopting personalisation in diverse ways to deliver increasingly context-sensitive and customised media experiences. This paper explores user attitudes towards a personalised Electronic Programme Guide which tailors media recommendations based on users’ personal data. We used scenario based exploration enabled by the use of probes to convey the functionalities of data-driv...

Social media have provided new opportunities to consumers to engage in social interaction on the internet. Consumers use social media, such as online communities, to generate content and to network with other users. The study of social media can also identify the advantages to be gained by business. A multidisciplinary model, building on the technology acceptance model and relevant literature o...

Trust and distrust networks are usually extremely sparse and the vast majority of the existing algorithms for trust/distrust prediction suffer from the data sparsity problem. In this paper, following the research from psychology and sociology, we envision that users’ emotions such as happiness and anger are strong indicators of trust/distrust relations. Meanwhile the popularity of social media ...

The proliferation of social media platforms, especially the social networking sites (SNSs), has been changing customers’ online purchasing habits during the last decades. Recently, online marketers not only release advertising on e-commerce platforms but also promote their products and services on social media platforms. In this study we focus on e-commerce adverting in SNSs. We believe that cu...

BACKGROUND The extensive vaccination programme against swine flu resulted in an increased incidence of narcolepsy among children and adolescents. There is a need to explore if these young persons' experiences have affected their trust in healthcare, their willingness to participate in future prevention programmes, and their contacts with the healthcare system. The overall aim is to identify fac...