@conference {877, title = {Filter design for delay-based anonymous communications}, booktitle = {IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP)}, year = {2017}, keywords = {adversarial signal processing, compass, Multimedia security, winter}, author = {Simon Oya and Fernando P{\'e}rez-Gonz{\'a}lez and Carmela Troncoso} }