"Very secure. We are based on a new protocol, MTProto, built by our own specialists from scratch, with security in mind." I do not think that is such a great i

"Very secure. We are based on a new protocol, MTProto, built by our own specialists from scratch, with security in mind." I do not think that is such a great idea. I still vote Threema: https://threema.ch/ https://threema.ch/