Development of a Cryptographic Dongle for Secure Voice Encryption over GSM Voice Channel

Tae-Yong Kim, Won-Tae Jang, Hoon Jae Lee. Development of a Cryptographic Dongle for Secure Voice Encryption over GSM Voice Channel. J. Inform. and Commun. Convergence Engineering, 7(4):561-564, 2009. [doi]

Abstract

Abstract is missing.