Achieving Shannon Capacity Region as Secrecy Rate Region in a Multiple Access Wiretap Channel

Abstract

We consider a two user multiple-access channel with an eavesdropper at the receiving end. We use previously transmitted messages as a key in the next slot till we achieve the capacity region of the usual Multiple Access Channel (MAC).

6 pages, 1 figure, Submitted to IEEE WCNC 2015, New Orleans, USA