5 research outputs found

    The establishment of a mobile phone information security culture: linking student awareness and behavioural intent

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    The information security behaviour of technology users has become an increasingly popular research area as security experts have come to recognise that while securing technology by means of firewalls, passwords and offsite backups is important, such security may be rendered ineffective if the technology users themselves are not information security conscious. The mobile phone has become a necessity for many students but, at the same time, it exposes them to security threats that may result in a loss of information. Students in developing countries are at a disadvantage because they have limited access to information relating to information security threats, unlike their counterparts in more developed societies who can readily access this information from sources like the Internet. The developmental environment is plagued with challenges like access to the Internet or limited access to computers. The poor security behaviour exhibited by student mobile phone users, which was confirmed by the findings of this study, is of particular interest in the university context as most undergraduate students are offered a computer-related course which covers certain information security-related principles. During the restructuring of the South African higher education system, smaller universities and technikons (polytechnics) were merged to form comprehensive universities. Thus, the resultant South African university landscape is made up of traditional and comprehensive universities as well as universities of technology. Ordinarily, one would expect university students to have similar profiles. However in the case of this study, the environment was a unique factor which had a direct impact on students’ learning experiences and learning outcomes. Mbeki (2004) refers to two economies within South Africa the first one is financially sound and globally integrated, and the other found in urban and rural areas consists of unemployed and unemployable people who do not benefit from progress in the first economy. Action research was the methodological approach which was chosen for the purposes of this study to collect the requisite data among a population of university students from the ‘second economy’. The study focuses on the relationship between awareness and behavioural intention in understanding mobile phone user information security behaviour. The study concludes by proposing a behaviour profile forecasting framework based on predefined security behavioural profiles. A key finding of this study is that the security behaviour exhibited by mobile phone users is influenced by a combination of information security awareness and information security behavioural intention, and not just information security awareness

    Identity and identification in an information society: Augmenting formal systems of identification with technological artefacts

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    Information and Communication Technology (ICT) are transforming society’s information flows. These new interactive environments decouple agents, information and actions from their original contexts and this introduces challenges when evaluating trustworthiness and intelligently placing trust.This thesis develops methods that can extend institutional trust into digitally enhanced interactive settings. By applying privacy-preserving cryptographic protocols within a technical architecture, this thesis demonstrates how existing human systems of identification that support institutional trust can be augmented with ICT in ways that distribute trust, respect privacy and limit the potential for abuse. Importantly, identification systems are located within a sociologically informed framework of interaction where identity is more than a collection of static attributes.A synthesis of the evolution and systematisation of cryptographic knowledge is presented and this is juxtaposed against the ideas developed within the digital identity community. The credential mechanism, first conceptualised by David Chaum, has matured into a number of well specified mathematical protocols. This thesis focuses on CL-RSA and BBS+, which are both signature schemes with efficient protocols that can instantiate a credential mechanism with strong privacy-preserving properties.The processes of managing the identification of healthcare professionals as they navigate their careers within the Scottish Healthcare Ecosystem provide a concrete case study for this work. The proposed architecture mediates the exchange of verifiable, integrity-assured evidence that has been cryptographically signed by relevant healthcare institutions, but is stored, managed and presented by the healthcare professionals to whom the evidence pertains.An evaluation of the integrity-assured transaction data produced by this architecture demonstrates how it could be integrated into digitally augmented identification processes, increasing the assurance that can be placed in these processes. The technical architecture is shown to be practical through a series of experiments run under realistic production-like settings.This work demonstrates that designing decentralised, standards-based, privacy-preserving identification systems for trusted professionals within highly assured social contexts can distribute institutionalised trust to trustworthy individuals and empower these individuals to interface with society’s increasingly socio-technical systems
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