• Title/Summary/Keyword: Biometrics

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Liveness Detection of Fingerprints Using Correlation Filters (상관 필터를 이용한 위조 지문 검출 방법)

  • Choi, Hee-Seung;Choi, Kyung-Taek;Kim, Jai-Hie
    • Proceedings of the IEEK Conference
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    • 2005.11a
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    • pp.355-358
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    • 2005
  • Fingerprint recognition systems are the most widely used in biometrics for personal authentication. As they become more familiar, the security weaknesses of fingerprint sensors are becoming better known. In this paper, we propose a liveness detection method that applies correlation filter to the fingerprint recognition systems. The physiological characteristic of sweat pore, observed only in live people, is used as a measure to classify 'live' fingers from 'spoof' fingers. Previous works show that detection of sweat pores and perspiration patterns in fingerprint images can be used as an anti-spoofing measure. These methods don't consider the characteristic of pores in each individual. We construct the correlation filters of each individual which are composed of their pore information. We make the final decision about the "livens" of fingerprint using correlation output. The proposed algorithm was applied to a data set of 110 live, 110 spoof fingerprint images from optical fingerprint scanner and achieved classification rate of 80%.

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Multi-modal Biometrics System Based on Face and Signature by SVM Decision Rule (SVM 결정법칙에 의한 얼굴 및 서명기반 다중생체인식 시스템)

  • Min Jun-Oh;Lee Dae-Jong;Chun Myung-Geun
    • The KIPS Transactions:PartB
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    • v.11B no.7 s.96
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    • pp.885-892
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    • 2004
  • In this paper, we propose a multi-modal biometrics system based on face and signature recognition system. Here, the face recognition system is designed by fuzzy LDA, and the signature recognition system is implemented with the LDA and segment matching methods. To effectively aggregate two systems, we obtain statistical distribution models based on matching values for genuine and impostor, respectively. And then, the final verification is Performed by the support vector machine. From the various experiments, we find that the proposed method shows high recognition rates comparing with the conventional methods.

Research on the HSE Application with Smart Device and Biometrics (스마트디바이스를 이용한 HSE 적용에 관한 연구)

  • Woo, Jong Hun
    • Korean Journal of Computational Design and Engineering
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    • v.19 no.2
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    • pp.157-168
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    • 2014
  • In this paper, HSE (Health and Safety Environments) research with smart device and biometrics is conducted for the worker's HSE enhancement in the manufacturing shop floor. Today, various kinds of smart devices are popularized extensively. In addition, the wearable type devices are being introduced such as google glass very recently. Smart device of werable type is exptected to bring great opportunity out in terms of HSE functionality. Smart devices of phone or tablet type are being used for on-line work between control center and manufacturing shop floor by virtue of wireless communication. However, those devices are not appropriate for detecting of worker's physical senses such as temperature and pulse. In this paper, we developed a glass type smart device and required funictions for HSE enhancement with the investigation of biometrics technology. Also, required sensors are investigated for the detecting of temperature, pulse and noxious gasses. Smart device of glass type has advantages in that most senses of personnel are gathered around faces, and also it's possible to detect neutral axis of body because the wearing location is fixed. We expect that the proposing HSE product of glass type smart device could contribute the enhancement of the HSE of manufacturing shop floor.

An Anonymous Authentication with Key-Agreement Protocol for Multi-Server Architecture Based on Biometrics and Smartcards

  • Reddy, Alavalapati Goutham;Das, Ashok Kumar;Yoon, Eun-Jun;Yoo, Kee-Young
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.10 no.7
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    • pp.3371-3396
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    • 2016
  • Authentication protocols for multi-server architectures have gained momentum in recent times due to advancements in computing technologies and associated constraints. Lu et al. recently proposed a biometrics and smartcards-based authentication scheme for multi-server environment. The careful analysis of this paper demonstrates Lu et al.'s protocol is susceptible to user impersonation attacks and comprises insufficient data. In addition, this paper proposes an improved authentication with key-agreement protocol for multi-server architecture based on biometrics and smartcards. The formal security of the proposed protocol is verified using the widely accepted AVISPA (Automated Validation of Internet Security Protocols and Applications) tool to ensure that our protocol can withstand active and passive attacks. The formal and informal security analysis, and performance analysis sections determines that our protocol is robust and efficient compared to Lu et al.'s protocol and existing similar protocols.

The Security Problem Analysis for Reversibility of Transformed Biometric Information Data on Eigenvector-based face Authentication (특성 벡터를 이용한 얼굴 인증 시스템에서 변환된 생체 정보 데이터의 가역성에 대한 보안 문제 분석)

  • Kim, Koon-Soon;Kang, Jeon-Il;Nyang, Dae-Hun;Lee, Kyung-Hee
    • Journal of the Korea Institute of Information Security & Cryptology
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    • v.18 no.3
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    • pp.51-59
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    • 2008
  • The biometrics has been researched as a means for authenticating user's identity. Among the biometrics schemes for face recognition, the eigenvector-based schemes, which use eigenvector made from training data for transforming test data to abstracted data, are widely adopted. From those schemes, however, it is hard to expect cancelable feature, which is a general concept for security in the biometrics. In this paper, we point out the security problem that is the recovery of valuable face information from the abstracted face data and consider a possible attack scenario by showing our experiment results.

Biometrics for Person Authentication: A Survey (개인 인증을 위한 생체인식시스템 사례 및 분류)

  • Ankur, Agarwal;Pandya, A.-S.;Lho, Young-Uhg;Kim, Kwang-Baek
    • Journal of Intelligence and Information Systems
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    • v.11 no.1
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    • pp.1-15
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    • 2005
  • As organizations search fur more secure authentication methods (Dr user access, e-commerce, and other security applications, biometrics is gaining increasing attention. Biometrics offers greater security and convenience than traditional methods of personal recognition. In some applications, biometrics can replace or supplement the existing technology. In others, it is the only viable approach. Several biometric methods of identification, including fingerprint hand geometry, facial, ear, iris, eye, signature and handwriting have been explored and compared in this paper. They all are well suited for the specific application to their domain. This paper briefly identifies and categorizes them in particular domain well suited for their application. Some methods are less intrusive than others.

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User Recognition of Each Personal Identification Technique based on the Biometrics (생체인식기술 기반 개인인증수단에 따른 사용자 인식)

  • Yook, Moses;Kim, Hee-Yeon;Shim, Hye-Rin
    • The Journal of the Korea Contents Association
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    • v.16 no.11
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    • pp.11-19
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    • 2016
  • The personal identification based on the biometrics has emerged as one of the new trend. This study attempted to explore and examine the user recognition in the use of the personal identification based on the biometrics in the respect of self-efficacy, trustiness, security, and safety alongside the effect of the recognition on the future use intention through survey. The result of this study demonstrated the effect on the use intention of the perceived trustiness and ease of the fingerprint identification, perceived ease of the iris identification and the perceived trustiness of the vein identification. The result of this study is expected to suggest direction on the application of the biometrics considering user recognition.

Design of Biometrics System Using ECG Lead III Signals (심전도 신호의 리드 III 파형을 이용한 바이오인식)

  • Min, Chul-Hong;Kim, Tae-Seon
    • Journal of the Institute of Electronics Engineers of Korea SC
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    • v.48 no.6
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    • pp.43-50
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    • 2011
  • Currently, conventional security methods including IC card or password type method are quickly switched into biometric security systems in various applications and the electrocardiogram (ECG) has been considered as one of novel biometrics way. However, conventional ECG based biometrics used lead II signal which conventionally used for formulaic signal to heart disease diagnosis and it is not suitable for biometrics since it is rather difficult to find consistent features for heart disease patents. To overcome this problem, we developed new biometrics system using ECG lead III signals. For wave extraction, signal peak points are extracted through AAV algorithm. For feature selection, extracted waves are categorized into one of four wave types and total twenty two features including number of vertices, wave shapes, amplitude information and interval information are extracted based on their wave types. Experimental results for thirty-six people showed 100% specificity, 95.59% sensitivity and 99.17% of overall identification accuracy.

Multimodal biometrics system using PDA under ubiquitous environments (유비쿼터스 환경에서 PDA를 이용한 다중생체인식 시스템 구현)

  • Kwon Man-Jun;Yang Dong-Hwa;Kim Yong-Sam;Lee Dae-Jong;Chun Myung-Geun
    • Journal of the Korean Institute of Intelligent Systems
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    • v.16 no.4
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    • pp.430-435
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    • 2006
  • In this paper, we propose a method based on multimodal biometrics system using the face and signature under ubiquitous computing environments. First, the face and signature images are obtained by PDA and then these images with user ID and name are transmitted via WLAN(Wireless LAN) to the server and finally the PDA receives verification result from the server. The multimodal biometrics recognition system consists of two parts. In client part located in PDA, user interface program executes the user registration and verification process. The server consisting of the PCA and LDA algorithm shows excellent face recognition performance and the signature recognition method based on the Kernel PCA and LDA algorithm for signature image projected to vertical and horizontal axes by grid partition method. The proposed algorithm is evaluated with several face and signature images and shows better recognition and verification results than previous unimodal biometrics recognition techniques.

Encryption of Biometrics data for Security Improvement in the User Authentication System (사용자 인증 시스템의 보안성 향상을 위한 생체인식 데이터의 암호화)

  • Park, Woo-Geun
    • Journal of IKEEE
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    • v.9 no.1 s.16
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    • pp.31-39
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    • 2005
  • This paper presented new biometrics data transfer model, and use MD5 (Message Digest5) and RSA (Ron Rivest, Adi Shamir, Len Adleman) algorithm to improve biometrics data's security. So, did so that can run user authentication more safely. That is, do so that may input fingerprint among biometrics through client, and transmit processed fingerprint to server. When fingerprint information is transmitted, it uses MD5 algorithm to solve problem that get seized unlawful living body information from outside and information does Digest. And did to pass through process that transmit again this by RSA method. Also, experimented general text data and living body data that is not encoded, transmission speed and security of living body data that encoding and transmit each comparison. By running user authentication through such improved method, is expected to be applied in several. fields by method to simplify certification procedure and is little more correct and stable.

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