Ruti Gafni

Ruti Gafni
Academic College of Tel Aviv-Yafo · Information Systems Program

About

44
Publications
14,996
Reads
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545
Citations
Citations since 2016
23 Research Items
406 Citations
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2016201720182019202020212022020406080
2016201720182019202020212022020406080
2016201720182019202020212022020406080
Introduction
Skills and Expertise

Publications

Publications (44)
Article
Purpose This paper aims to analyze the changes in cyberattacks against the health-care sector during the COVID-19 pandemic. Design/methodology/approach The changes in cyberattacks of the health-care sector are analyzed by examination of the number and essence of published news concerning cybersecurity attacks on the health-care sector during 2019...
Article
Full-text available
Aim/Purpose: The COVID-19 pandemic demanded an immediate and massive adaptation of higher education to distance learning. Teachers had to transform from face-to-face to distance teaching, with insufficient pedagogical and technological knowledge and resources. This study aims to capture higher education faculty experiences in the very early stages...
Conference Paper
Aim/Purpose: The COVID-19 pandemic demanded an immediate and massive adaptation of higher education to distance learning. Teachers had to transform from face-to-face to distance teaching, with insufficient pedagogical and technological knowledge and resources. This study aims to capture higher education faculty experiences in the very early stages...
Article
This study examines the cybersecurity insurance market in the United States (U.S.) in order to reveal if an “invisible hole” of services and information exists in this market. This is performed by mapping the cybersecurity insurance services, offered by insurance companies, to cope with cybersecurity risks, and finding in which way these services a...
Conference Paper
Aim/Purpose: [The full version of this paper will be published in the Interdisciplinary Journal of e-Skills and Lifelong Learning (IJELL) ] The purpose of this study is to discover usage differences in task performance by students of different cultures, by examining procrastination patterns from a na-tional cultural perspective, exploring the effec...
Article
Full-text available
Aim/Purpose: The purpose of this study is to discover usage differences in task performance by students of different cultures, by examining procrastination patterns from a national cultural perspective and exploring the effect of multicultural virtual teamwork on students’ individual procrastination. Background: This study aims to examine higher-ed...
Preprint
Full-text available
This paper describes a novel approach to systematically improve information interactions based solely on its wording. Following an interdisciplinary literature review, we recognized three key attributes of words that drive user engagement: (1) Novelty (2) Familiarity (3) Emotionality. Based on these attributes, we developed a model to systematicall...
Conference Paper
Full-text available
Aim/Purpose =========== This paper describes a novel approach to systematically improve information interactions based solely on its wording. Background ========== Providing users with information in a form and format that maximizes its effectiveness is a research question of critical importance. Given the growing competition for users’ attention...
Article
Full-text available
One of the difficult decisions that a Chief of Information Manager takes is whether to use organisational resources or to contract suppliers, in order to perform information technology (IT) projects. Over the last decade, managers in Israel have moved from insourcing to outsourcing due to different reasons, mainly to reduce costs and focus on their...
Article
Full-text available
Aim/Purpose: This paper explores the benefits and challenges of experiencing virtual multi-cultural teamwork in order to learn entrepreneurship. Background: Entrepreneurial eco-system usually requires working in international, virtual multi-cultural diverse teams. Higher education institutes are trying to educate future generation of entrepreneurs,...
Conference Paper
Full-text available
Does more information elicit users compliance and engagement, or the other way around? This paper explores the relationship between content strategy and user experience (UX). Specifically, we examine how the amount of information provided on marketing web pages, often called landing pages,impact users willingness to provide their e-mail address (a...
Article
Gamification to perform tedious tasks in an enjoyable way is used in e-learning systems. This study examines in what manner gamification elements affect the e-learning experience in software studies. Two similar e-learning platforms were developed with the aim to teach basic Linux commands, one of them including gaming elements. One group (92 parti...
Article
Full-text available
Does more information elicit users’ compliance and engagement? This paper explores the relationship between content strategy and user experience (UX). Specifically, we examine how the amount of information provided on marketing web pages, often called “landing pages,” impact users’ willingness to provide their e-mail address (a behavior called “con...
Article
Passwords are the standard means of registration and access to Websites, information systems, online services and various social networks. Databases are increasingly breached and social engineering is employed to obtain usernames and passwords for online fraud, therefore, there is a need to secure existing passwords, and to create ones that will be...
Article
Purpose The purpose of this empirical study is to investigate extrinsic motivations that may affect adding or acknowledging user-generated content (UGC) on business websites, which are based on voluntary crowdsourcing. Design/methodology/approach A conceptual model of extrinsic motivations for knowledge sharing in UGC-based websites was develope...
Conference Paper
Aim/Purpose: This study examines how the use of a Mobile Assisted Language Learning (MALL) application influences the learners' attitudes towards the process of learning, in voluntary and mandatory environments. Background: Mobile devices and applications, which have become an integral part of our lives, are used for different purposes, including e...
Article
Aim/Purpose: This study examines how the use of a Mobile Assisted Language Learning (MALL) application influences the learners’ attitudes towards the process of learning, and more specifically in voluntary and mandatory environments. Background: Mobile devices and applications, which have become an integral part of our lives, are used for different...
Article
Full-text available
CAPTCHA is one of the most common solutions to check if the user trying to enter a Website is a real person or an automated piece of software. This challenge-response test, implemented in many Internet Websites, emphasizes the gaps between accessibility and security on the Internet, as it poses an obstacle for the learning-impaired in the reading a...
Article
Full-text available
CAPTCHA is a challenge-response test implemented in many Internet Websites to distinguish between malicious automatic software ("bot") and real users. However, CAPTCHA emphasizes the gaps between accessibility and security on the Internet, as it poses an obstacle and a significant challenge for the learning-impaired in the reading and comprehension...
Article
CAPTCHA-Completely Automated Public Turing test to tell Computers and Humans Apart-is a test with the aim to distinguish between malicious automatic software and real users in the era of Cyber security threats. Various types of CAPTCHA tests were developed, in order to address accessibility while implementing security. This research focuses on the...
Article
CAPTCHA-Completely Automated Public Turing test to tell Computers and Humans Apart-is a test with the aim to distinguish between malicious automatic software and real users in the era of Cyber security threats. Various types of CAPTCHA tests were developed, in order to address accessibility while implementing security. This research focuses on the...
Conference Paper
Full-text available
[The final form of this paper was published in the journal Issues in Informing Science and Information Technology.] CAPTCHA - Completely Automated Public Turing test to tell Computers and Humans Apart - is a test with the aim to distinguish between malicious automatic software and real users in the era of Cyber security threats. Various types of CA...
Article
Full-text available
This study examines diverse information media in order to identify those formats that are most suitable for consumption via handheld mobile devices, namely, smartphones and tablets. The preferences of the users are measured objectively by analyzing actual data of their relative use of handheld mobile devices and personal computing (PC) desktop devi...
Conference Paper
This study examines diverse information media in order to identify those formats that are most suitable for consumption via handheld mobile devices, namely smartphones and tablets. The preferences of the users were measured objectively, by analyzing actual data of their relative use of handheld mobile devices and personal computing (PC) desktop dev...
Article
This study examined the main factors that affect purchasing of coupons on daily deals Websites. The study included a survey of attitudes toward pictures, trust in suppliers, and trust in the intermediary, and also examined exposure to coupons, as recalled by visitors of the Website. A/B testing analyzed 34 offered deals, and compared the actual pur...
Article
Full-text available
Originally, the Facebook network was meant for students' use on campus, but is it worthwhile for them? Facebook is a broad source of information for students, offering correspondence between students, providing files and information exchange, and allowing new acquaintances on campus. On the other hand, Facebook includes a variety of distractions, s...
Article
This Executive Update examines the potential value of microblogging for software development teams. As a reference point, we introduce TwitTeam, a prototype tool similar to Twitter that has been enhanced with special capabilities. These include automatic tags, integration with the software development environment used by the organization, automatic...
Article
Full-text available
Procrastination is the tendency to postpone an activity under one's control to the last possible minute, or even not to perform it at all. This study examines procrastination regarding completion of various parts of a task, each of which has a different deadline. Whereas from an attention economy perspective it may be better to complete all the par...
Article
Full-text available
Online forum assignments are one of the main tools for collaborative learning. This study examines the impact of compulsory submission on the effectiveness of forum assignments. It compares the grades of 120 MBA students who studied an advanced elective course in a blended distance learning university during the years 2005-2009. Some students were...
Article
Full-text available
PDA-based information systems are suitable for m-learning, enabling ubiquitous and idle-time utilization. However, the use of small devices and mobile systems requires special quality attention in order to get the desired benefits. This article examines the quality problems resulting from the characteristics of these systems, proposes some metrics...
Article
Full-text available
Usability is one of the characteristics that compos e the multi-dimension concept of information systems' quality. Technology improvements enable the building of information systems to be used "any place, any time", through mobile handheld devices and wireless networks. Usability is threatened by the use of mobile-wireless informatio n systems, esp...
Conference Paper
Usability is one of the characteristics that compose the multi-dimension concept of information systems' quality. Technology improvements enable the building of information systems to be used "any place, any time", through mobile handheld devices and wireless networks. Usability is threatened by the use of mobile-wireless information systems, espec...
Article
Full-text available
Mobile and wireless devices and networks enable "any place, any time" use of information sys-tems, providing advantages, such as productivity enhancement, flexibility, service improvements and information accuracy. These benefits can be nullified by using systems of insufficient quality. Mobile-wireless information systems face new kinds of problem...
Conference Paper
Mobile and wireless devices and networks enable "any place, any time" use of information systems, providing advantages, such as productivity enhancement, flexibility, service improvements and information accuracy. These benefits can be nullified by using systems of insufficient quality. Mobile-wireless information systems face new kinds of problems...

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