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Browsing by Author "Pieterse, Heloise"

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Assisting digital forensics investigations by identifying social communication irregularities

Author: Pieterse, Heloise Date: Jun 2017 People are creatures of habit, favouring the familiar over unpredictability, which causes them to usually follow set patterns or routines. This is especially true for social interaction or communication where people tend to prefer familiar ... Read more
Bluetooth command and control channel

Author: Pieterse, Heloise ; Olivier, MS Date: Sep 2014 Bluetooth is popular technology for short-range communications and is incorporated in mobile devices such as smartphones, tablet computers and laptops. Vulnerabilities associated with Bluetooth technology led to improved security measures ... Read more
Classifying the Authenticity of Evaluated Smartphone Data

Author: Pieterse, Heloise ; Oliver, DM ; Van Heerden, Renier P Date: Aug 2019 Advances in smartphone technology coupled with the widespread use of such devices to accomplish daily tasks create valuable sources of smartphone data. Such data becomes increasingly important when smartphones are linked to civil or criminal ... Read more
The cyber threat landscape in South Africa: A 10-year review

Author: Pieterse, Heloise Date: Dec 2021 The world is witnessing a rise in cyber-related incidents. As information technology improves and the reliance on technology increases, the frequency and severity of cyber incidents escalate. The impact is felt globally, and South Africa is ... Read more
Design of a hybrid command and control mobile botnet

Author: Pieterse, Heloise ; Olivier, M Date: May 2013 The increasing popularity and improvement in capabilities offered by smartphones caught the attention of botnet developers. Now the threat of botnets is moving towards the mobile environment. This study presents the design of a hybrid command ... Read more
Design of a hybrid command and control mobile botnet: Presentation

Author: Pieterse, Heloise ; Olivier, M Date: Mar 2013 The increasing popularity and improvement in capabilities offered by smartphones caught the attention of botnet developers. Now the threat of botnets is moving towards the mobile environment. A mobile botnet is defined as a collection of ... Read more
Detecting manipulated smartphone data on Android and iOS Devices

Author: Pieterse, Heloise ; Olivier, M ; Van Heerden, Renier P Date: Aug 2018 Ever improving technology allows smartphones to become an integral part of people's lives. The reliance on and ubiquitous use of smartphones render these devices rich sources of data. This data becomes increasingly important when smartphones ... Read more
Developing a virtualised testbed environment in preparation for testing of network based attacks

Author: Van Heerden, Renier P ; Pieterse, Heloise ; Burke, Ivan D ; Irwin, B Date: Nov 2013 Computer network attacks are difficult to simulate due to the damage they may cause to live networks and the complexity required simulating a useful network. We constructed a virtualised network within a vSphere ESXi environment which is able ... Read more
Evaluating the authenticity of smartphone evidence

Author: Pieterse, Heloise ; Olivier, Marius ; Van Heerden, Renier P Date: Aug 2017 The widespread use and rich functionality of smartphones have made them valuable sources of digital evidence. Malicious individuals are becoming aware of the importance of digital evidence found on smartphones and may be interested in deploying ... Read more
Evaluation framework for detecting manipulated smartphone data

Author: Pieterse, Heloise ; Oliver, DM ; Van Heerden, Renier P Date: Jun 2019 Ever improving technology allows smartphones to become an integral part of people’s lives. The reliance on and ubiquitous use of smartphones render these devices rich sources of data. This data becomes increasingly important when smartphones ... Read more
Evolution study of android botnets

Author: Pieterse, Heloise ; Burke, Ivan D Date: Mar 2015 Smartphones continue to excel in the 21st century due to the constant improvements of mobile technology. Advances in smartphones, such as increased computing power, improved device-to-device communication and the option of installing additional ... 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
How to tame your android malware

Author: Burke, Ivan D ; Pieterse, Heloise Date: Mar 2015 The Android mobile market has expanded greatly in recent years, but with its increased market share Android became a popular target for malware developers. The latest Anti-Virus reports suggest that Android account for the majority of malware ... Read more
Lost packet warehousing service

Author: Burke, Ivan D ; Motlhabi, Michael B ; Netshiya, Rofhiwa ; Pieterse, Heloise Date: Feb 2021 Recently, well-known and established South African organisations have experienced cyberattacks. South African Bank Risk Information Centre (SABRIC) confirmed in October 2019 that the industry had been hit by a wave of Distributed Denial of ... Read more
Management of deployment stress in the cyber age

Author: Van’t Wout, Magdalena C ; Pieterse, Heloise ; Ball, Shaun V Date: Oct 2019 An overview of the literature on military-related stress confirms that stress remains part of the deployed soldier’s life, whether it relates to concerns about his family back home, the nature of the military environment, accumulated stress, ... Read more
Management of deployment stress in the cyber age

Author: Van't Wout, Magdalena C ; Pieterse, Heloise ; Ball, Shaun V Date: Oct 2019 An overview of the literature on military-related stress confirms that stress remains part of the deployed soldier’s life, whether it relates to concerns about his family back home, the nature of the military environment, accumulated stress, ... Read more
Mapping the most significant computer hacking events to a temporal computer attack model

Author: Van Heerden, Renier P ; Pieterse, Heloise ; Irwin, B Date: Sep 2012 This paper presents 8 of the most significant computer hacking events (also known as computer attacks). These events were selected because of their unique impact, methodology, or other properties. A temporal computer attack model is presented ... Read more
Playing hide-and-seek: detecting the manipulation of android timestamps

Author: Pieterse, Heloise ; Olivier, M ; Van Heerden, Renier P Date: Aug 2015 Mobile technology continues to evolve in the 21st century, providing users with improved capabilities and advance functionality. The current leader of this evolution is Android, a mobile operating system that continuously elevates existing ... Read more
Reference architecture for android applications to support the detection of manipulated evidence

Author: Pieterse, Heloise ; Olivier, MS ; Van Heerden, Renier P Date: Jun 2016 Traces found on Android smartphones form a significant part of digital investigations. A key component of these traces is the date and time, often formed as timestamps. These timestamps allow the examiner to relate the traces found on Android ... Read more
Rising above misinformation and deepfakes

Author: Veerasamy, Namosha ; Pieterse, Heloise Date: Mar 2022 Misinformation can be rapidly spread in cyberspace. It thrives in the social media landscape as well as news platforms. Misinformation can readily gain momentum in the race to influence people or intentionally deceive. With the use of bots, ... Read more

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Browsing by Author "Pieterse, Heloise"

Browsing by Author "Pieterse, Heloise"

Browse

All of ResearchSpace

Quick Links

Legislation and compliance

General Enquiries

Social Connect