@conference {972, title = {Revisiting Multivariate Lattices for Encrypted Signal Processing}, booktitle = {ACM Information Hiding and Multimedia Security Workshop (IH\&MMSec)}, year = {2019}, publisher = {ACM}, organization = {ACM}, address = {Paris, France}, keywords = {homomorphic encryption, Lattice-Based Cryptography, Multidimensional Signal Processing, Secure Signal Processing}, author = {Alberto Pedrouzo-Ulloa and Juan Ram{\'o}n Troncoso-Pastoriza and Fernando P{\'e}rez-Gonz{\'a}lez} }