Výsledky vyhledávání - "Hyeongjun Choi"

Akademický článek

Ghost in the Radio: An Audio Adversarial Attack Using Environmental Noise Through Radio

Autor: Hyeongjun Choi, Ji Hyuk Jung, Ji Won Yoon

Publikováno v: IEEE Access, Vol 12, Pp 171718-171727 (2024)

Many automatic speech recognition (ASR) systems provide functions such as sending messages or opening garage doors. If such a system malfunctions, it could pose a significant threat. In this paper, we propose the attack scenario in which we transfer

Externí odkaz: https://doaj.org/article/0d6ff83002b64bc48dcdab8d8d042ac4

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Akademický článek

An Analysis of GPS Spoofing Attack and Efficient Approach to Spoofing Detection in PX4

Autor: Ji Hyuk Jung, Mi Yeon Hong, Hyeongjun Choi, Ji Won Yoon

Publikováno v: IEEE Access, Vol 12, Pp 46668-46677 (2024)

Unmanned Aerial Vehicles (UAVs) are aerial vehicles that can go to a particular position without human control or with remote human control. It is because unmanned control mainly relies on position estimation that a lot of research has been studied o

Externí odkaz: https://doaj.org/article/3ba38236b8594ca9a212e55aebe56784

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Akademický článek

CASPER: Covert Channel Using Internal Speakers

Autor: Hyeongjun Choi, Ji Hyuk Jung, Ji Won Yoon

Publikováno v: Sensors, Vol 23, Iss 6, p 2970 (2023)

In recent years, researchers have studied various methods for transferring data in a network-separated environment, and the most representative method is the use of inaudible frequency signals like ultrasonic waves. This method has the advantage of b

Externí odkaz: https://doaj.org/article/914b677bb6524762a0d21b275d43e393

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