Presentation 2019-11-13
Detecting Wi-Fi channel-based man-in-the-middle attacks by scanning access points
Sheng Gong, Hideya Ochiai, Hiroshi Esaki,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Today, Wi-Fi is being used as a means of near-field high-speed communication across much equipment, such as personal computers, smartphones and IoT devices. Meanwhile, there have been many attempts to exploit equipment leveraging Wi-Fi. Among those exploits and attacks, an attack called channel-based man-in-the-middle (MITM) attack is a serious threat, since it can be used to exploit WPA2, which is a standard of encryption and authentication scheme currently in use. If we can detect signs that this MITM attack is being conducted, it is possible to prevent further attacks which utilize the MITM attack. There is one existing method to detect the attack, which is called operating channel validation (OCV). However, this method is not commonly used because it needs support of both Wi-Fi access points and Wi-Fi clients. In this technical report, we present a new method to detect the channel-based man-in-the-middle attack using access point scanning, which only requires support of Wi-Fi clients.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Detection of man-in-the-middle (MITM) attack / Channel-based man-in-the-middle attack / Access point scan / Wi-Fi
Paper # ICSS2019-64
Date of Issue 2019-11-06 (ICSS)

Conference Information
Committee ICSS
Conference Date 2019/11/13(1days)
Place (in Japanese) (See Japanese page)
Place (in English) MRT Terrace(Miyazaki)
Topics (in Japanese) (See Japanese page)
Topics (in English) Information Communication System Security, etc.
Chair Hiroki Takakura(NII)
Vice Chair Katsunari Yoshioka(Yokohama National Univ.) / Kazunori Kamiya(NTT)
Secretary Katsunari Yoshioka(NICT) / Kazunori Kamiya(KDDI labs.)
Assistant Keisuke Kito(Mitsubishi Electric) / Toshihiro Yamauchi(Okayama Univ.)

Paper Information
Registration To Technical Committee on Information and Communication System Security
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Detecting Wi-Fi channel-based man-in-the-middle attacks by scanning access points
Sub Title (in English)
Keyword(1) Detection of man-in-the-middle (MITM) attack
Keyword(2) Channel-based man-in-the-middle attack
Keyword(3) Access point scan
Keyword(4) Wi-Fi
1st Author's Name Sheng Gong
1st Author's Affiliation The University of Tokyo(UTokyo)
2nd Author's Name Hideya Ochiai
2nd Author's Affiliation The University of Tokyo(UTokyo)
3rd Author's Name Hiroshi Esaki
3rd Author's Affiliation The University of Tokyo(UTokyo)
Date 2019-11-13
Paper # ICSS2019-64
Volume (vol) vol.119
Number (no) ICSS-288
Page pp.pp.25-30(ICSS),
#Pages 6
Date of Issue 2019-11-06 (ICSS)