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Ultrasonic Data Steganography, Alexander Orosz Edwards
Ultrasonic Data Steganography, Alexander Orosz Edwards
KSU Journey Honors College Capstones and Theses
What started off as a question on the possibly of data transmission via sound above the level of human hearing evolved into a project exploring the possibility of ultrasonic data infiltration and exfiltration in an information security context. It is well known that sound can be used to transmit data as this can be seen in many old technologies, most notably and simply DTMF tones for phone networks. But what if the sound used to transmit signals was in in the ultrasonic range? It would go generally unnoticed to anyone not looking for it with tools such as a spectrum …