Applying game theoretic models to political science analytical perspectives on politics pdf free report browse more videos. Information theoretic lower bounds for distributed statistical estimation with communication constraints, yuchen zhang, john c. Liang tuang nah is a research fellow with the military studies programme of the institute of defence and strategic studies s. Security and privacy in mobile social networks xiaohui. Information theoretic methods allow consideration of fundamental limits on privacy and security of information sources for secrecy in wireless networks, these limits come from the physical properties of the radio channel for data sources, the limits are in the form of a tradeoff between. Traditional technical and organizational approaches do not consider economic factors, which are increasingly important to sustain information security investment. Physical layer security in fiberoptic mimosdm systems.
Download pdf information theoretic security and privacy of. Oechtering, information science and engineering department, school of electrical engineering and access linnaeus center, kth royal institute of technology, m. In recent times, information theoretic security has witnessed a renaissance due in part to the work of maurer in the 1990s, who proved that even when a legitimate user has a worse channel than an eavesdropper, it is possible for him to generate a secret key through public communication over an insecure yet authenticated channel. He is also an international relations and security studies instructor to officers of the singapore armed forces. There are separate secure communication links for key exchange. Among the related studies, the phylayer security framework pioneered in 15 proposes a fundamental informationtheoretic security metric termed as.
It proceeds to provide an overview of how information theoretic approaches are developed to achieve secrecy for a basic wiretap channel model as well as for its extensions to multiuser networks. In contrast with this paradigm, there exist both theoretical and practical contributions that support the potential of physical layer security ideas to signi. Informationtheoretic security is a cryptosystem whose security derives purely from information. Jan 18, 2014 a simple and general proof is given for the information theoretic unconditional security of the kirchhofflawjohnsonnoise key exchange system under practical conditions. Information theoretic security is not considered necessary by most stakeholders for the vast majority of applications.
Information theoretic capacity analysis in mimo distributed antenna systems. This study investigates the framework of associating multipleinputmultipleoutput mimo beamforming with secure code to achieve unconditional secure communications in the wireless passive eavesdropping environment. However, they all have round, seed communication, and seed round complexities that increase with l. Pdf informationtheoretic security in wireless networks. Information theoretic security of random network coding. Informationtheoretic physical layer security for satellite. Establishing fundamentals limits information theoretic limits for secure transmission of state estimation in the smart grid class presentation, mustafa elhalabi ecen 689. This book constitutes the thoroughly refereed proceedings fo the 9th international conference on information theoretic security, icits 2016, held in tacoma, wa, usa, in august 2016. The basic wiretap channel model is considered first, and then several specific types. Vincent poor and shlomo shamai shitz summary security in wireless networks has traditionally been considered to be an application layer issue.
Zhang, department of electrical engineering and computer science, syracuse university, y. This paper summarizes recent contributions of the authors and their coworkers in the area of information theoretic security. Mclaughlin abstract in this twopart paper, we consider the transmission of con. Formalization of informationtheoretic security for. Key generation from wireless channels semantic scholar. Being based on the deletion channel, it perfectly hides block boundaries from the eavesdropper, which enhances security further. Langsec posits that the only path to trustworthy software that takes untrusted inputs is treating all valid or expected inputs as a formal language, and the respective inputhandling. The basic principle of informationtheoretic securitywidely accepted as the. Quantum publickey algorithms to encrypt and authenticate. Information theoretic security and its applications.
May 01, 2009 physical layer security in broadcast networks liang, yingbin. This talk is based on the chapter on information theoretic security of the book 5. Informationtheoretic broadcast with dishonest majority. Ncsc whitepaper view 2 symmetric cryptography many extant standards for symmetric cryptography offer good security and regarded as quantumsafe provided. Historically, information theoretic security, which builds on shannons notion of perfect secrecy, was laid in the 1970s by wyner and later by csiszar and korner, who proved seminal results showing that there exist channel codes guaranteeing both robustness to transmission errors and a. Information theoretic approaches to privacy and security. This was the fourth conference of this series, aiming to bring together the leading researchers in the area of information andor quantum theoretic security. Jonathan ponniah and liang liang xie, flow decomposition for multiuser channels part 1 to be submitted to the transactions on information theory, available upon request jonathan ponniah, yihchun hu and p. We prove that decryption under any key, however, will yield a plausible genome sequence. This usually involves designing a communication system for a physical wiretap channel, introduced by wyner in 1, which produces a provably secure digital communication link. Information theoretic secrecy goals of information theoretic secrecy reliability legitimate receiver successfully decodes information security eavesdropper obtains as little information as possible yingbin liang syracuse university 2014 european it school april 16, 2014 11 2.
The cryptosystem is considered cryptanalytically unbreakable if the adversary does not have enough information to break the encryption. Our goal is to show how multiple interfaces can be exploited to signi. Associating mimo beamforming with security codes to achieve. Information forensics and security, ieee transactions on 4 3, 492503, 2009. Information theoretic security and privacy of information systems. The notion of informationtheoretic secrecy involves evaluating the mutual information between alices message m and eves received signal y e, or the entropy of alices message m conditioned on eves observation y e cf. We always assume pairwise shared private random keys between each pair of participants, which allows pairwise private authentic channels. It particularly provides insights of physical layer security in todays wireless communications. Network information theoretic security hongchao zhou school of information science and engineering shandong university qingdao, china email. Among the related studies, the phylayer security framework pioneered in 15 proposes a fundamental information theoretic security metric termed as. Mar 22, 2010 information theoretic security provides the theoretical basis behind wireless physical layer security. Perfect secrecy is motivated by errorfree transmission and requires that bob and alice share a secret key. To be more precise, 3 introduced a model of a cryptosystem see figure 1.
The basic wiretap channel model is considered first, and then several specific types of wiretap channels are considered, including gaussian, multiinput multioutput mimo, compound, and feedback wiretap channels, as well as the wiretap channel with side information. With the rapid development of information technologies, security violations in online social networks osn have emerged as a critical issue. Nicola laurenti1 1university of padova department of information engineering. Important note all participants are strongly encouraged to present a poster about their research. The unconditional security for ideal circumstances, which is based on the second law of thermodynamics, is found to prevail even under slightly nonideal conditions. Shannons classic paper a mathematical theory of communication in the bell system technical journal in july and october 1948 prior to this paper, limited information theoretic ideas had been developed at bell labs, all implicitly assuming. Security and privacy are two important issues in social networks. Information theoretic security surveys the research dating back to the 1970s which forms the basis of applying this technique in modern systems. Some key results about information theoretic secrecy will be surveyed, both for scenarios without and with public communication. Based on imperfections in the detectors, detectorcontrol attacks have been successfully launched on several qkd systems and attracted widespread concerns. Informationtheoretic analysis of xray scatter and phase. Information theoretic models of steganography, watermarking and other information hiding techniques. In this paper, we develop an evolutionary game model to study the sustainability of. For cost action grant awardee, this requirement is mandatory the recommended poster size is a single a0 page 1200 x 840 mm.
Information theoretic security in wireless networks yingbin liang, h. Security, economics and nuclear nonproliferation morality. An information theoretic model for authentication in noisy channels. Information theoretic security university of maryland. Attention is focused on fundamental limits, and on the underlying proof techniques.
From information theory to security engineering, cambridge university press, 2011. Such conceptualization gives birth to implementation scenarios of information theoretic security an unconditionally secure cryptosystem, that is, even having unlimited computing resources. May 05, 2019 with a particular focus on theoretical models and analytical results, leading researchers show how techniques derived from the principles of source and channel coding can provide new ways of addressing issues of data security, embedded security, privacy, and authentication in modern information systems. In reallife implementations of quantum key distribution qkd, the physical systems with unwanted imperfections would be exploited by an eavesdropper. Secure communication with side information and constrained. Informationtheoretic security in wireless networks.
Wireless physical layer security eurasip journal on. The book begins with a selfcontained explanation of the information theoretic limits of secure communications at the physical layer. Program 2014 european school of information theory. Communication capacity requirement for reliable and secure. Information theoretic security foundations and trends in. Cambridge university press 97811072269 information theoretic security and privacy of information systems edited by rafael f.
The channel coding side of information theoretic security is referred to as physicallayer security. Vincent poor department of electrical engineering princeton university, princeton, nj 08544 email. Informationtheoretic security without an honest majority 411 all protocols we propose have polynomial complexity in the number of participants and the security parameter. Information theoretic security provides the theoretical basis behind wireless physical layer security. This book constitutes the proceedings of the 7th international conference on information theoretic security, icits 20, held in singapore in november 20. Information theoretic security is a cryptosystem whose security derives purely from information theory. In his seminal work 1, wyner considered this question for degraded wiretap channel model, which initiates the information theoretic security. Firstly, we propose a general construction of quantum publickey encryption scheme, and then construct an information theoretic secure instance.
Their combined citations are counted only for the first article. Nested structure for secure errorcontrol codes for the wiretap channel. We characterize the secrecy capacity as the saddlevalue of a minimax problem. Information theoretic security characterizes the fundamental ability of the physical layer to provide security confidentiality. The landmark event that established the discipline of information theory and brought it to immediate worldwide attention was the publication of claude e.
This is an edited book consisting of overview chapters from experts in the field. Most game theoretic approaches applied in network security require attackdefense. Practical challenges in quantum key distribution npj. In this model, eve has perfect access to the insecure channel, i. Cryptographic security guarantees that the protocol is secure based on some computational assumptions e. The basic principle of information theoretic security widely accepted as the.
Previously, we introduced an information theoretic approach to this problem by formulating a performance metric, based on cauchyschwarz mutual information, that is analogous to the channel capacity concept from communications engineering. On the security of the kirchhofflawjohnsonnoise kljn. The theoretician, in contrast to the practitioner, is spoiled. Manual authentication systems are studied in computational and information theoretic. Therefore, such schemes do not provide information theoretic security because they are vulnerable to future advances in hardware and algorithms, including the construction of a largescale quantum. However, with the emergence of ad hoc and other less centralized networking environments, there has been an increase in interest. It is recommended for researchers interested in security and privacy concerns in mobile social networks. Informationtheoretic security in wireless networks 2007. An informationtheoretic framework for evaluating edge bundling visualization, jieting wu, feiyu zhu, xin liu, and hongfeng yu. Optimal and errorfree multivalued byzantine consensus. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. The ergodic secrecy capacity of fading channels was derived independently by liang et al. Here, we propose a robust countermeasure against these attacks just by introducing a. Seeing the multitude of topics in m ern cryptographyrequiring informationtheoreticalsecurity or using information theory, it is time to have a regular conference on this topic.
Deep reinforcement learningenabled secure visible light. Publickey cryptosystems for quantum messages are considered from two aspects. Lifeng lai department of electrical and computer engineering worcester polytechnic institute, worcester, ma 01609 email. Liang and vaidya presented several error free protocols that communicate oln bits 45,44,46. Pdf on wiretap codes, what they are, and what they. These protocols exploit the almost error free physical channel and take it simply as a. Fundamental limits on information security and privacy. Best readings in communications and information systems security. Foundations and trends in communications and information theory 5 45, 355580, 2009. The language theoretic approach langsec regards the internet insecurity epidemic as a consequence of ad hoc programming of input handling at all layers of network stacks, and in other kinds of software stacks.
The mimome channel is a gaussian wiretap channel in which the sender, receiver, and eavesdropper all have multiple antennas. Rajaratnam school of international studies, nanyang technological university, singapore. Gehm, yuzhang lin, liang chih huang, and amit ashok informationtheoretic analysis of xray scatter and phase architectures for anomaly detection, proc. In genoguard, a potential adversary can attempt to guess keys or passwords exhaustively and decrypt via a bruteforce attack. Information theory provides a natural framework for the study of this issue, and consequently there has been a. Robust recognition via information theoretic learning. Information theoretic security, foundations and trends in communications and information theory, vol 5, nos 45, pp 355580, now publishers, hanover, ma, usa, 2008. Program of the 2014 european school of information theory. Vincent poor, fellow, ieee,and leiying,member, ieee abstractthe secrecy throughput of mobile ad hoc networks manets with malicious nodes is investigated. The security of cryptographic protocols in information theoretic cryptography does not require any computational assumption based on computationally hard prob. Patra presented the rst error free protocol to communicate oln bits with round, seed communication, and seed round complexities that do not depend.
Skoglund, information science and engineering department, school of electrical. Information theoretic security and privacy of information. Shamai shitz, information theoretic security, now, 2007. Information theoretic security in wireless networks. Informationtheoretic security without an honest majority. Besides this book, a survey of important theoretical results in network coding is provided in yeung et al. For cipher, perfect secrecy requires a onetime pad.
Researches on information theoretic security try to find the bounds of the channel capacity in which the amount of information leaking to the eavesdropper asymptotically diminishes. Advances in cryptology eurocrypt 2000, lecture notes in computer science 1807, springer, pp. In our previous work we introduced the multichannel encryption overlay meo 5. Sustainability of information security investment in. In addition to covering the most recent information theoretic and signalprocessing approaches in physicallayer security at the time of publication, the book also covers game theoretic and graph theoretic.
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