The COVID‐19 pandemic coincided with an equally‐threatening scamdemic: a global
epidemic of scams and frauds. The unprecedented cybersecurity concerns emerged during …

The interdisciplinarity of the Social Engineering (SE) domain creates crucial challenges for
the development and advancement of empirical SE research, making it particularly difficult to …

In this paper, we present findings from a largescale and long-term phishing experiment that
we conducted in collaboration with a partner company. Our experiment ran for 15 months …

As cryptocurrencies increase in popularity and users obtain and manage their own assets,
attackers are pivoting from just abusing cryptocurrencies as a payment mechanism, to …

In today's world, phishing attacks are gradually increasing, resulting in individuals losing
valuables, assets, personal information, etc., to unauthorized parties. In phishing, attackers …

Phishing e-mail threats are increasing in sophistication. Technical measures alone do not
fully prevent users from falling for them and common e-mail interfaces provide little support …

To design preventive policy measures for email phishing, it is helpful to be aware of the
phishing schemes and trends that are currently applied. How phishing schemes and …

Phishing attacks trick victims into disclosing sensitive information. To counter them, we
explore machine learning and deep learning models leveraging large-scale data. We …

With the increase of remote working during and after the COVID-19 pandemic, the use of
Virtual Private Networks (VPNs) around the world has nearly doubled. Therefore, measuring …

We tracked the largest volunteer security information sharing community known to date: the
COVID-19 Cyber Threat Coalition, with over 4,000 members. This enabled us to address …