Sascha Fahl

schoolHelmholtz Center for Information Securitybar_chart#2864 Global Rank

Total Papers

HCI Rank

#2864

Research Areas

Years Active

Recent Publications

"That's another doom I haven't thought about": A User Study on AI Labels as a Safeguard Against Image-Based Misinformation

As generative AI is increasingly contributing to the spread of deceptively realistic misinformation, lawmakers have introduced regulations requiring the disclosure of AI-generated content. However, it is unclear if labels reduce the risk of users falling for AI-generated misinformation. To address this research gap, w…

CHI '25CorrespondingPasswords & Authentication +1

A Qualitative Study of Adoption Barriers and Challenges for Passwordless Authentication in German Public Administrations

Public administrations provide critical services and manage sensitive data for a country's citizens. Recent phishing campaigns targeting public sector employees highlight their attractiveness as targets. Deploying state-of-the-art authentication technologies, such as FIDO2, can improve overall security. We conducted a…

CHI '24CorrespondingHonorable MentionPrivacy by Design & User Control +2

Analyzing Security and Privacy Advice During the 2022 Russian Invasion of Ukraine on Twitter

The Russian Invasion of Ukraine in 2022 resulted in a rapidly changing cyber threat environment globally and incentivized the sharing of security and privacy advice on social media. Previous research found a strong impact of online security advice on end-user behavior. Twitter is an important platform for sharin…

CHI '244th AuthorPrivacy by Design & User Control +2

Mental Models, Expectations and Implications of Client-Side Scanning: An Interview Study with Experts

Client-Side Scanning (CSS) is discussed as a potential solution to contain the dissemination of child sexual abuse material (CSAM). A significant challenge associated with this debate is that stakeholders have different interpretations of the capabilities and frontiers of the concept and its varying implementations. I…

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