Z Erkin, RL Lagendijk (2007), On processing encrypted data, F.W. Jansen, G.E.O. Pierre, C.J. Veenman, J.W.J. Heijnsdijk (Eds.), In Proceedings of the thirteenth annual conference of the Advanced School for Computing and Imaging p.322-329.

Zekeriya Erkin, Alessandro Piva, Stefan Katzenbeisser, R. L. Lagendijk, Jamshid Shokrollahi, Gregory Neven, Mauro Barni (2007), Protection and retrieval of encrypted multimedia content: When cryptography meets signal processing, In Eurasip Journal on Information Security Volume 2007.

Jeroen Prins, Z Erkin, RL Lagendijk (2007), Robust anonymus fingerprinting, R veldhuis, H Cronie (Eds.), In Proceedings of the 28th symposium on information theory in the Benelux p.59-66.