POBA: Privacy-Preserving Operator-Side Bookkeeping and Analytics. - Dennis Faut; Valerie Fetzer; Jörn Müller-Quade; Markus Raiber; Andy Rupp (IACR Commun. Cryptol., 2025)

Scalable and Fine-Tuned Privacy Pass from Group Verifiable Random Functions. - Dennis Faut; Julia Hesse; Lisa Kohl; Andy Rupp (IACR Cryptol. ePrint Arch., 2025)