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Browsing Research Publications/Outputs by Impact Area "Information Security Centre"

Now showing items 1-17 of 17

Algebraic analysis of Toeplitz decorrelation techniques for direction-of-arrival estimation

Author: Shafuda, F ; McDonald, Andre M ; Van Wyk, MA ; Versfeld, J Date: Nov 2019 In this paper, we investigate the correlation Toeplitz (CTOP) and averaging Toeplitz (AVTOP) decorrelation techniques, as applied towards direction of arrival (DOA) estimation of coherent narrowband sources with the multiple signals classi ... Read more
Approaches to Building a Smart Community: An Exploration Through the Concept of the Digital Village

Author: Phahlamohlaka, Letlibe J Date: Sep 2021 The unique approaches proposed in this book are ‘glocal’ in character, as they draw on the experiences of South Africans to address the global issue of ‘smart communities’. The book blends together social and technical aspects, and presents ... Read more
Biometric recognition of infants using fingerprint, iris and ear biometrics

Author: Moolla, Yaseen ; De Kock, Antonie J ; Mabuza-Hocquet, Gugulethu P ; Ntshangase, Cynthia S ; Nelufule, Nthatheni ; Khanyile, Nontokozo P Date: Feb 2021 Biometric recognition is often used for adults for a variety of purposes where an individual’s identity must be ascertained. However, the biometric recognition of children is an unsolved challenge. Solving this challenge could protect children ... Read more
Circular interpolation techniques towards accurate segmentation of iris biometric images for infants

Author: Nelufule, Nthatheni ; Mabuza-Hocquet, Gugulethu P ; De Kock, Antonie J Date: Jan 2020 In most biometric modalities, recognition and authentication methods for adults have already been fully designed, developed and commercially available. However, for infants and children who are the most vulnerable population to abduction, ... Read more
Circular interpolation techniques towards accurate segmentation of iris biometric images for infants (conference paper)

Author: Nelufule, Nthatheni ; Mabuza-Hocquet, Gugulethu P ; De Kock, Antonie J Date: Jan 2020 In most biometric modalities, recognition and authentication methods for adults have already been fully designed, developed and commercially available. However, for infants and children who are the most vulnerable population to abduction, ... Read more
Climate change adaptation in the African roads sector: Constraints, opportunities and policy challenges [poster]

Author: Maritz, Johan ; Arnold, Kathryn A ; Roux, Michael P ; Le Roux, Alize ; Verhaeghe, Benoit MJA Date: Oct 2019 Roads play a vital role in strengthening the socio-economic development of regions in Sub-Saharan Africa by providing local communities with critical connections between essential market points, service towns and infrastructure. The United ... Read more c b
Cyber threats focusing on Covid-19 outbreak

Author: Veerasamy, Namosha Date: Feb 2021 The outbreak of the novel corona virus or Covid-19 has sparked a wave of changes. Social-distancing and remote working meant that increasingly employees and individuals were reliant on Information Communication Technologies (ICT) to connect ... Read more
Cyber-threat information-sharing standards: A review of evaluation literature

Author: Mkuzangwe, Nenekazi N ; Dawood, Zubeida C Date: Jun 2020 Cyber-threat information-sharing tools, through which cybersecurity teams share threat information, are essential to combatting today's increasingly frequent and sophisticated cyber-attacks. Several cyber-threat information-sharing standards ... Read more
Digital forensics supported by machine learning for the detection of online sexual predatory chats

Author: Ngejane, Hombakazi C ; Eloff, JHP ; Sefara, Tshephisho J ; Marivate, VN Date: Mar 2021 Chat-logs are informative digital footprints available on Social Media Platforms (SMPs). With the rise of cybercrimes targeting children, chat-logs can be used to discover and flag harmful behaviour for the attention of law enforcement units. ... Read more
Fake news and deepfakes: A dangerous threat for 21st century information security

Author: Botha, Johannes G ; Pieterse, Heloise Date: Mar 2020 Fake news, often referred to as junk news or pseudo-news, is a form of yellow journalism or propaganda created with the purpose of distributing deliberate disinformation or false news using traditional print or online social media. Fake news ... Read more
FPGA implementation of fast & secure fingerprint authentication using trsg (true random and timestamp generator)

Author: Harikrishnan, D ; Kumar, NS ; Joseph, RS ; Nair, Kishor K Date: Apr 2021 In the digital authentication system, the emerging technology is fingerprint authentication, which have been concentrated more attraction towards security and control. Existing authentication systems such as Biometric cryptosystems, Cancellable ... Read more
Identification of information security controls for fitness wearable manufacturers

Author: Moganedi, Mapoung S ; Pottas, D Date: Aug 2020 Statista suggests that there would be 368.2 million wearables shipped globally in 2020 with a projection of 500 million by 2024. These predictions are becoming a reality considering the fast growing of Intent of Things (IoT) do-main. These ... Read more
Inclusive development using a micro-tasking approach for building smart communities

Author: Mtsweni, Jabu S ; Modiba, FS Date: Oct 2020 African communities suffer a series of socio-economic challenges that seem difficult to eradicate. The challenges include lack of access to essential services and infrastructure; high levels of poverty, and unemployment, especially amongst ... Read more
Modelling of the complex societal problem of establishing a national energy sufficiency competence

Author: Roodt, JH ; Leenen, L ; Van Vuuren, JJ ; Dawood, Zubeida C Date: Jul 2020 Complex societal problems require a multidisciplinary and multi-method approach to develop models that can support the development of solutions. General morphological analysis is a qualitative method to extract information from experts through ... Read more
A novel approach to solving the generalized inverse Frobenius-Perron problem

Author: McDonald, Andre M ; Van Wyk, M Date: Oct 2020 A new approach to solving a more general formulation of the inverse Frobenius-Perron problem, which requires the construction of a one-dimensional ergodic map with prescribed invariant probability density function and power spectral density, ... Read more
Structuring abstraction to achieve ontology modularisation

Author: Dawood, Zubeida C ; Keet, CM Date: Dec 2020 Large and complex ontologies lead to usage difficulties, thereby hampering the ontology developers’ tasks. Ontology modules have been proposed as a possible solution, which is supported by some algorithms and tools. However, the majority of ... Read more
Towards academic and skills credentialing standards and distributed ledger technologies

Author: Pretorius, Morne ; Dlamini, Nelisiwe P ; Mthethwa, Sthembile N Date: Feb 2021 Today’s internet-connected world is moving towards evermore digitisation. Consequently, the education system globally is experiencing various problems whilst trying to keep up with this disruptive and ongoing change that is introduced. One ... Read more

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