Email: ascon@iaik.tugraz.at

The work has been supported in part by the Austrian Science Fund (FWF): P26494-N15 and J4277-N38, by the European Union’s Horizon 2020 research and innovation programme under grant agreement No 644052, and by the Austrian Government through the research projects SePAG (FIT-IT 835919) and SeCoS (FFG/SFG 836628).