Multi-Signatures for Ad-hoc and Privacy-Preserving Group Signing. - Anja Lehmann; Cavit Özbay (IACR Cryptol. ePrint Arch., 2023)

Blacklisting Based Anonymous Authentication Scheme for Sharing Economy. - Cavit Özbay; Albert Levi (IEEE Trans. Dependable Secur. Comput., 2024)

Privacy-Preserving Multi-Signatures: Generic Techniques and Constructions Without Pairings. - Calvin Abou Haidar; Dipayan Das 001; Anja Lehmann; Cavit Özbay; Octavio Perez-Kempner (IACR Cryptol. ePrint Arch., 2025)

Stronger Security for Threshold Blind Signatures. - Anja Lehmann; Phillip Nazarian; Cavit Özbay (IACR Cryptol. ePrint Arch., 2025)

Commit-and-Prove System for Vectors and Applications to Threshold Signing. - Anja Lehmann; Cavit Özbay (IACR Cryptol. ePrint Arch., 2025)

OPPID: Single Sign-On with Oblivious Pairwise Pseudonyms. - Maximilian Kroschewski; Anja Lehmann; Cavit Özbay (Proc. Priv. Enhancing Technol., 2025)