134 research outputs found

    Cybersecurity Readiness of E-tail Organisations:A Technical Perspective

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    Cybersecurity readiness is a challenging issue for online retail businesses which are losing billions of dollars due to cyber-crimes and a lack of readiness to manage these. Therefore, research into cybersecurity readiness in the online retail industry is needed. Technical tools are the foremost measures of defence against these attacks. This study investigates cybersecurity readiness from the technical perspective in some UK online retailers. This research adopted a qualitative case study approach with semi-structured interviews for collecting data. A total of 15 interviews were conducted with an online retail company’s staff and management who had responsibility for managing cybersecurity. A thematic analysis method was used to analyse the qualitative data. The research findings show that the company is facing internal and external threats to their information systems and their technical defences are not very effective at present. The company should consider investing more resources in the technical controls to prevent these attacks

    Remittance micro-worlds and migrant infrastructure: circulations, disruptions, and the movement of money

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    Remittances are increasingly central to development discourses in Africa. The development sector seeks to leverage transnational migration and rapid innovations in financial technologies (fintech), to make remittance systems cheaper for end-users and less risky for states and companies. Critical scholarship, however, questions the techno-fix tendency, calling for grounded research on the intersections between remittances, technologies, and everyday life in African cities and beyond. Building on this work, we deploy the concepts of “micro-worlds” and “migrant infrastructure” to make sense of the complex networks of actors, practices, regulations, and materialities that shape remittance worlds. To ground the work, we narrate two vignettes of remittance service providers who operate in Cape Town, South Africa, serving the Congolese diaspora community. We showcase the important role of logistics companies in the “informal” provision of remittance services and the rise of fintech companies operating in the remittance space. These vignettes give substance to the messy and relational dynamics of remittance micro-worlds. This relationality allows us to see how remittances are circulations, not unidirectional flows; how they are not split between formal and informal, but in fact intersect in blurry ways; how digital technologies are central to the story of migrant infrastructures; and how migrants themselves are compositional of these networks. In doing so, we tell a more relational story about how remittance systems are constituted and configured

    Electrochemically synthesized polymers in molecular imprinting for chemical sensing

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    This critical review describes a class of polymers prepared by electrochemical polymerization that employs the concept of molecular imprinting for chemical sensing. The principal focus is on both conducting and nonconducting polymers prepared by electropolymerization of electroactive functional monomers, such as pristine and derivatized pyrrole, aminophenylboronic acid, thiophene, porphyrin, aniline, phenylenediamine, phenol, and thiophenol. A critical evaluation of the literature on electrosynthesized molecularly imprinted polymers (MIPs) applied as recognition elements of chemical sensors is presented. The aim of this review is to highlight recent achievements in analytical applications of these MIPs, including present strategies of determination of different analytes as well as identification and solutions for problems encountered
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