8 resultados para MESSAGE AUTHENTICATION SCHEME

em WestminsterResearch - UK


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Adequate user authentication is a persistent problem, particularly with mobile devices, which tend to be highly personal and at the fringes of an organisation's influence. Yet these devices are being used increasingly in various business settings, where they pose a risk to security and privacy, not only from sensitive information they may contain, but also from the means they typically offer to access such information over wireless networks. User authentication is the first line of defence for a mobile device that falls into the hands of an unauthorised user. However, motivating users to enable simple password mechanisms and periodically update their authentication information is difficult at best. This paper examines some of the issues relating to the use of biometrics as a viable method of authentication on mobile wireless devices. It is also a critical analysis of some of the techniques currently employed and where appropriate, suggests novel hybrid ways in which they could be improved or modified. Both biometric technology and wireless setting based constraints that determine the feasibility and the performance of the authentication feature are specified. Some well known biometric technologies are briefly reviewed and their feasibility for wireless and mobile use is reviewed. Furthermore, a number of quantitative and qualitative parameters for evaluation are also presented. Biometric technologies are continuously advancing toward commercial implementation in wireless devices. When carefully designed and implemented, the advantage of biometric authentication arises mainly from increased convenience and coexistent improved security.

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In the 1990s, the Higher Education Funding Councils of England and the equivalent body in Northern Ireland (DEL NI) took a positive step by supporting the development of initiatives that promoted and supported innovation and the recognition of excellence in learning and teaching in Higher Education. One of the earliest manifestations of this support was the National Teaching Fellowship Scheme which celebrates its tenth anniversary this year, making this a timely opportunity to consider the personal and professional impact this scheme has had on the quality of teaching throughout the Higher Education sector.

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This chapter analyses the unfolding of the Cuban missile crisis in the context of the 17th General Assembly of the UN and shows that, contrary to earlier accounts, U Thant was responding to pressures from the non-aligned and the British in his attempts to handle the crisis.

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Vicky Davies and Sarah Maguire are Professional Development Managers at the University of Ulster. They have many years of experience in delivering and assessing Higher Education Academy claims for recognition via accredited provision for new teaching staff and post-graduate students. More recently they led the development of the University of Ulster’s Professional Development Scheme http://www.ulster.ac.uk/centrehep/pds/ . The core elements of the PD Scheme are the production of an e-portfolio and an assessed professional conversation. This workshop will explore the learning they have acquired through developing this process and piloting it with applicants. You will have the opportunity to discuss this and to identify any transferability to your own practice.

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In 2009 a so-called morbidity orientated risk structure equalization scheme was installed for the German statutory health insurance in order to minimize structural differences between different providers with respect to revenue and expenditures. Even with this mechanism some risks to the individual health insurance providers remain. Reinsurance could be a way to mitigate these risks, but so far only very few contracts have been signed. Moreover the existing reinsurance contracts only focus on the periphery of the statutory health insurance system such as travel health insurance. In this article we therefore analyse existing risks for individual health insurance providers and evaluate their (re-)insurability. Hereafter the potential for reinsurance solutions in the German statutory health insurance itself as well as in newer forms of healthcare provision (e.g. integrated health care and managed care) is discussed. We find that reinsurance may be a reasonable solution for many of the risks in the statutory health insurance scheme. But as research in this area is very young further analysis of the nature of risks is necessary.

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The RHPP policy provided subsidies for private householders, Registered social landlords and communities to install renewable heat measures in residential properties. Eligible measures included air and ground-source heat pumps, biomass boilers and solar thermal. Around 18,000 heat pumps were installed via this scheme. DECC funded a detailed monitoring campaign, which covered 700 heat pumps (around 4% of the total). The aim of this monitoring campaign was to assess the efficiencies of the heat pumps and to estimate the carbon and bill savings and amount of renewable heat generated. Data was collected from 31/10/2013 to 31/03/2015. This report represents the analysis of this data and represents the most complete and reliable data in-situ residential heat pump performance in the UK to date.