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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Factors influencing the sustainability of local drug action committees in the Free State Province : case study of Mangaung Municipality.

Matsenyane, Leloko Edwin 05 September 2014 (has links)
The Local Drug Action Committee (LDAC) is the closest body to the community which is made up of individuals from different stakeholders at a local level to coordinate the activities aimed at the prevention of substance abuse and illicit drug trafficking within the communities. Since the implementation of the committees, the sustainability of these committees has been a challenge in the Free State Province. The study endeavoured to explore factors which influence the sustainability of these committees in the Free State Province. A qualitative research approach that was explorative and descriptive in nature was employed. A case study design was used. Purposive sampling was applied to select the participants from two LDACs in Mangaung Municipality. A semi-structured interview schedule was used to collect the data during individual in-depth interviews with five participants. Thematic content analysis was used to analyse the data. The main findings indicated that there was a lack of knowledge among the committee members about their roles, responsibilities and mandates. Their inability to coordinate the stakeholder activities as well as the limited knowledge about the relationship between the Free State Mini Drug Master Plan (FSMDMP) and the LDACs also appeared to be challenging. The main conclusions drawn from the study are that despite the excellent structure of the LDACs to coordinate the implementation of the FSMDMP, the members of the LDACs are neither knowledgeable about nor capacitated to fulfil their roles and responsibilities to meet the intended requirements and implement the activities of the FSMDMP, factors which hamper sustainability. The lack of financial support from Government to fund the activities of the LDACs in the Province is another major impediment in terms of sustainability.
2

Verification of MAKE, a security protocol for LDACS : Modeling 'Mutual Authentication and Key Exchange' protocol in Tamarin Prover / Verifiering av säkerhetsprotokollet MAKE i Tamarin Prover

Styfberg, Max, Odermalm, Josefin January 2024 (has links)
This report presents an approach to reinforce the security of the L-band Digital Aeronautical Communications System (LDACS) by developing and testing an enhanced protocol model. We have created a protocol model of MAKE, Mutual authentication and Key Exchange, based on the paper "Enhancing Cybersecurity for LDACS: a Secure and Lightweight Mutual Authentication and Key Agreement Protocol" by Suleman Khan, Gurjot Singh Gaba, Andrei Gurtov, in which the research paper addresses the security challenges inherent in LDACS. Using the open-source tool Tamarin Prover, we analysed and simulated the protocol to evaluate its effectiveness against posing threats. In this paper, our methodology involves an understanding of the MAKE protocol's architecture, identifying vulnerabilities and modeling in Tamarin Prover, to strengthen the security of LDACS. We developed two models of the protocol. The test consisted of four different lemmas and revealed partial verification of the two models, but with different outcomes. Some aspects of the model were proven to be true. Therefore, further research needs to be done to successfully validate these lemmas to ensure the robustness and reliability of the analyzed security protocol, MAKE.

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