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CRIME

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Posts tagged cyber attacks
Data breaches and cybercrime victimisation

By Anthony Morgan and Isabella Voce

This paper draws on data from a large national survey conducted in 2021 to examine the prevalence of data breaches among Australian computer users and the relationship between data breaches and other forms of cybercrime victimisation. Almost one in 10 respondents (9.3%) said they were notified their information was exposed in a data breach in the 12 months prior to the survey. Nearly one-third of these respondents (28.0%) had also been a victim of identity crime in the same period. Respondents who had been notified of a data breach were 34 percent more likely than other respondents to have been a victim of identity crime in the 12 months prior to the survey. They were also more likely to have been a victim of online scams or fraud and ransomware. Measures to protect individuals whose information has been exposed in a data breach from other potentially related cybercrimes are essential and should be prioritised when data breaches occur.

Statistical Bulletin no. 40. Canberra: Australian Institute of Criminology. 2022. 16p.

Cybercrime in Australia 2023

By Isabella Voce and Anthony Morgan

This is the first report in the Cybercrime in Australia series, which aims to provide a clearer picture of the extent of cybercrime victimisation, help-seeking and harms among Australian computer users. It is based on a survey of 13,887 computer users conducted in early 2023. In the 12 months prior to the survey, 27 percent of respondents had been a victim of online abuse and harassment, 22 percent had been a victim of malware, 20 percent had been a victim of identity crime and misuse, and eight percent had been a victim of fraud and scams. Overall, 47 percent of respondents experienced at least one cybercrime in the 12 months prior to the survey—and nearly half of all victims reported experiencing more than one type of cybercrime. Thirty-four percent of respondents had experienced a data breach. Cybercrime victimisation was not evenly distributed, with certain sections of the community more likely to have been a victim, and certain online activities associated with a higher likelihood of victimisation.

Most cybercrime victimisation went unreported to police or to ReportCyber, meaning official statistics significantly underestimate the size of the problem. Satisfaction with the outcomes of these reports was mixed, and relatively few reports resulted in an offender being apprehended. Rates of help-seeking varied and were influenced by the perceived seriousness of cybercrime and knowledge of how and where to report it.

The financial losses experienced by victims were wide ranging. Some victims reported losing large sums of money, but most victims reported relatively small financial losses. This report measures, for the first time, the harms experienced by individual victims and small businesses that extend beyond these financial costs. Twenty-five percent of respondents were negatively impacted by cybercrime in the 12 months prior to the survey, while 22 percent of respondents who owned or operated a small to medium business said their business was negatively impacted by cybercrime.

Statistical Bulletin, 43. Canberra: Australian Institute of Criminology, 2023. 113p.

Evolution of Dark Web Threat Analysis and Detection: A Systematic Approach

By Saiba Nazah; Shamsul Huda; Jemal Abawajy; Mohammad Mehedi Hassan

The Dark Web is one of the most challenging and untraceable mediums adopted by the cyber criminals, terrorists, and state-sponsored spies to fulfil their illicit motives. Cyber-crimes happening inside the Dark Web are like real world crimes. However, the sheer size, unpredictable ecosystem and anonymity provided by the Dark Web services are the essential confrontations to trace the criminals. To discover the potential solutions towards cyber-crimes evaluating the sailing Dark Web crime threats is a crucial step. In this paper, we will appraise the Dark Web by analysing the crimes with their consequences and enforced methods as well as future manoeuvres to lessen the crime threats. We used Systematic Literature Review (SLR) method with the aspiration to provide the direction and aspect of emerging crime threats in the Dark Web for the researchers and specialist in Cyber security field. For this SLR 65 most relevant articles from leading electronic databases were selected for data extraction and synthesis to answer our predefined research questions. The result of this systematic literature review provides (i) comprehensive knowledge on the growing crimes proceeding with Dark Web (ii) assessing the social, economic and ethical impacts of the cyber-crimes happening inside the Dark Web and (iii) analysing the challenges, established techniques and methods to locate the criminals and their drawbacks. Our study reveals that more in depth researches are required to identify criminals in the Dark Web with new prominent way, the crypto markets and Dark Web discussion forums analysis is crucial for forensic investigations, the anonymity provided by Dark Web services can be used as a weapon to catch the criminals and digital evidences should be analysed and processed in a way that follows the law enforcement to make the seizure of the criminals and shutting down the illicit sites in the Dark Web. 

 IEEE Access, vol. 8, pp. 171796-171819, 2020,