Presentation 2011-04-21
Information Security in Wireless Communication at Physical Layer Based on Radio Propagation
Hideichi SASAOKA,
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Abstract(in English) As a countermeasure for the risk to eavesdrop by intercept a wireless communication, it is usual to apply the cryptographic techniques such as a public key system and a common key system, which are computationally secure. Information-theoretically secure cryptographic techniques, however, are developing slowly from the theoretical research to the practical approach and are recently interested as a physical-layer security schemes. This paper reviews the radio-layer security schemes such as unconditional secure key agreement and information transmission based on the reciprocity and spatial dependency of radio propagation. This paper also shows the expected attack for these security schemes and the security estimation method.
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Keyword(in English) Physical-layer security / Key agreement / Secure communication / Radio propagation / Unconditional secure
Paper # RCS2011-10
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Committee RCS
Conference Date 2011/4/14(1days)
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Registration To Radio Communication Systems (RCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Information Security in Wireless Communication at Physical Layer Based on Radio Propagation
Sub Title (in English)
Keyword(1) Physical-layer security
Keyword(2) Key agreement
Keyword(3) Secure communication
Keyword(4) Radio propagation
Keyword(5) Unconditional secure
1st Author's Name Hideichi SASAOKA
1st Author's Affiliation Faculty of Science and Engineering, Doshisha University()
Date 2011-04-21
Paper # RCS2011-10
Volume (vol) vol.111
Number (no) 12
Page pp.pp.-
#Pages 6
Date of Issue