Keeping Privacy Labels Honest. - Simon Koch 001; Malte Wessels; Benjamin Altpeter; Madita Olvermann; Martin Johns (Proc. Priv. Enhancing Technol., 2022)

The OK Is Not Enough: A Large Scale Study of Consent Dialogs in Smartphone Applications. - Simon Koch 001; Benjamin Altpeter; Martin Johns (USENIX Security Symposium, 2023)