Fromm, R.R.FrommKowalski, R.R.KowalskiSander, J.J.SanderSchwarz, R.R.SchwarzWiegel, B.B.WiegelZisowsky, A.A.Zisowsky2022-03-032022-03-031997https://publica.fraunhofer.de/handle/publica/189805en004384MMMSec - security in multimedia mailjournal article