Nikolas Pilavakis, Adam Jenkins, Nadin Kokciyan, Kami Vaniea (University of Edinburgh)

When people identify potential malicious phishing emails one option they have is to contact a help desk to report it and receive guidance. While there is a great deal of effort put into helping people identify such emails and to encourage users to report them, there is relatively little understanding of what people say or ask when contacting a help desk about such emails. In this work, we qualitatively analyze a random sample of 270 help desk phishing tickets collected across nine months. We find that when reporting or asking about phishing emails, users often discuss evidence they have observed or gathered, potential impacts they have identified, actions they have or have not taken, and questions they have. Some users also provide clear arguments both about why the email really is phishing and why the organization needs to take action about it.

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Securing Federated Sensitive Topic Classification against Poisoning Attacks

Tianyue Chu (IMDEA Networks Institute), Alvaro Garcia-Recuero (IMDEA Networks Institute), Costas Iordanou (Cyprus University of Technology), Georgios Smaragdakis (TU Delft), Nikolaos Laoutaris (IMDEA Networks Institute)

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Vision: An Exploration of Online Toxic Content Against Refugees

Arjun Arunasalam (Purdue University), Habiba Farrukh (University of California, Irvine), Eliz Tekcan (Purdue University), Z. Berkay Celik (Purdue University)

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Adversarial Robustness for Tabular Data through Cost and Utility...

Klim Kireev (EPFL), Bogdan Kulynych (EPFL), Carmela Troncoso (EPFL)

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Security When it is Welcome: Exploring Device Purchase as...

Simon Parkin (University College London); Elissa M. Redmiles (University of Maryland); Lynne Coventry (Northumbria University); M. Angela Sasse (Ruhr University Bochum and University College London)

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