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Detecting Threats of Acoustic Information Leakage Through Fiber Optic Communications
2012
Journal of Information Security
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Information leaks through regular fiber optic communications is possible in the form of eavesdropping on conversations, using standard fiber optic communications as illegal measuring network. ...
The threat of leakage of audio information can create any kind of irregular light emission, as well as regular light beams modulated at acoustic frequencies. ...
Figure 2 . 2 Generalized script of acoustic (speech) information leakage through fiber optic communications (the model of acousto-optic (fiber) leakage channel). ...
doi:10.4236/jis.2012.32017
fatcat:zp5lfsq7rjcktmaqn75b2uat4u
Methods and techniques of protecting information from leakage by technical channels via side electromagnetic radiation
2021
Zenodo
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threats of information leakage through technical channels. ...
transmitting via radio and optical communication channels, channels of leakage of acoustic (speech) and visual information. ...
of an external acoustic field on a fiber-optic cable. ...
doi:10.5281/zenodo.5534847
fatcat:iekvbtdm5fgltfwlrsmiqqbkqi
Threat Model of the Speech Information Confidentiality in Modern Office Based on Convergence of Functions of Optical Networks
Модель угроз конфиденциальности речевой информации в современном офисе на основе конвергенции функций оптических сетей
2017
Photonics Russia
Модель угроз конфиденциальности речевой информации в современном офисе на основе конвергенции функций оптических сетей
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(speech) information leakage formed by spurious acoustic modulation and crosstalk on the light streams in fiber-optic communication in modern office. ...
The problem of this paper is to estimate threat of confidentiality of speech information when using fiber optic channel of speech information leakage [2,3] the hazard of which is not properly discussed ...
possibiliTiEs oF proTECTion oF spEECh inFormATion AgAinsT lEAkAgE viA FibEr opTiC CommuniCATions The main ways of counteraction to the fiber optic channel of speech information leakage are connected with ...
doi:10.22184/1993-7296.2017.62.2.90.103
fatcat:lijljefudbguvjuig2asw5ayoy
Review of Structural Health Monitoring Techniques in Pipeline and Wind Turbine Industries
2021
Applied System Innovation
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There have been several advancements in SHM systems over the years such as Point OFS (optical fiber sensor) for Corrosion, Distributed OFS for physical and chemical sensing, etc. ...
The techniques based on acoustic, UAVs (Unmanned Aerial Vehicles), etc. bring in various challenges, as it becomes daunting to monitor the deformations from both sides by employing only one technique. ...
Informed Consent Statement: Not applicable. Data Availability Statement: Not applicable.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/asi4030059
fatcat:vjkyklbrundctbedfqhx3yjijq
Review of Underwater Sensing Technologies and Applications
2021
Sensors
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Therefore, various types of acoustic and even optical sensing devices for underwater applications have come into use. ...
This paper has made a summary of the ocean sensing technologies applied in some critical underwater scenarios, including geological surveys, navigation and communication, marine environmental parameters ...
Fiber Optic Communication Fiber-optic communication enables both long-distance communication and high-speed rate transmission at the same time. ...
doi:10.3390/s21237849
pmid:34883851
fatcat:3lalatk3mbhuxlipjavlt4tzri
Pipeline Potential Leak Detection Technologies: Assessment and Perspective in the Nigeria Niger Delta Region
2011
Journal of Environmental Protection
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One established challenge of the acoustic system for buried pipelines protection is attenuation of acoustic transmission. ...
Fortunately, Niger Delta of Nigeria is made of wetland, swamps and shallow water and could therefore offer an opportunity to deploy acoustic system for the safety of pipelines against third party attacks ...
Localized
installation of sensors. Could be used in
conjunction with cathodic protection
detection.
7
8
Distributed optical fiber with optical time
domain reflectometry. ...
doi:10.4236/jep.2011.28121
fatcat:3net6f5zqbbbdbhbuhogtjpuce
Integrated Health Monitoring Approach for Reusable Cryogenic Tank Structures
2000
Journal of Spacecraft and Rockets
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Advanced in-flight IHM technologies proposed to be considered for future HMS include acoustic emission and fiber optical sensors. ...
., “Evaluation of Fiber Optic Sensors for Space Vehicle Health Management,” Smart Structures and Integrated Sys- tems, Vol. 2443, Society of Photo-Optic Instrumentation Engineers, 1995, pp. 308-312. ...
doi:10.2514/2.3630
fatcat:c5wseygbpzam5hi4wl5hnfxhpa
Sensor Network Architectures for Monitoring Underwater Pipelines
2011
Sensors
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These architectures are underwater wired sensor networks, underwater acoustic wireless sensor networks, RF (Radio Frequency) wireless sensor networks, integrated wired/acoustic wireless sensor networks ...
Three reliability factors are used for the discussion and comparison: the network connectivity, the continuity of power supply for the network, and the physical network security. ...
Wired networks are either copper or fiber optic cables. ...
doi:10.3390/s111110738
pmid:22346669
pmcid:PMC3274311
fatcat:jac6swu2knfj5kr3p3uhjamr3q
Scientific Applications of Distributed Acoustic Sensing: State-of-the-Art Review and Perspective
2022
Sensors
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This work presents a detailed review of the development of distributed acoustic sensors (DAS) and their newest scientific applications. ...
After providing a summary of research achievements, the paper develops an initial perspective of the future work and determines the most promising DAS technologies that should be improved. ...
Acknowledgments: We thank the Program Committee of the International Conference on Optical reflectometry, metrology & sensing, taking place in Perm, Russia for uniting these researchers to prepare the ...
doi:10.3390/s22031033
pmid:35161779
pmcid:PMC8838753
fatcat:h644pcpmr5eq3lnhkpn7e3pe2i
Brillouin Distributed Fiber Sensors: An Overview and Applications
2012
Journal of Sensors
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A review focused on real world applications of Brillouin distributed fiber sensors is presented in this paper. ...
Then an overview of some real and on-field applications is done. ...
Introduction Optical fibers have commonly used as communication channels where light waves propagate along haul distances. ...
doi:10.1155/2012/204121
fatcat:qmb6xlpgr5c4zfk2eeg7uk3sou
Review on fiber-optic sensing in health monitoring of power grids
2019
Optical Engineering: The Journal of SPIE
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We review key fiber-optic sensing technologies, including fiber Bragg gratings, fiber-optic interferometers, optical time domain reflectometries, and their applications in three main parts of power grids ...
Fiber-optic sensing technology is best adapted to health monitoring and evaluation of power grids because of its immunity of electromagnetic interference, capabilities of multiplexing and distributed sensing ...
through the surrounding oil in the range of 100 to 300 kHz. 21 To detect these waves, acoustic emission detection methods are the most used in partial discharge monitoring. ...
doi:10.1117/1.oe.58.7.072007
fatcat:j7imxrtwjvdk3pekx5bivlxqs4
Water Leak Detection Survey: Challenges & Research Opportunities Using Data Fusion & Federated Learning
2021
IEEE Access
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However, many of these methods either are computationally complex or only suitable for particular applications. ...
INDEX TERMS Water leak detection, sensor fusion, federated learning. ...
proposed an SVM-based leak detection system that classifies data collected from an optical fiber [33] . ...
doi:10.1109/access.2021.3064445
fatcat:n5qsboud5jfkvhkwbx4vxryugi
Pipeline In-Line Inspection Method, Instrumentation and Data Management
2021
Sensors
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These are magnetic flux leakage (MFL) testing, ultrasonic testing (UT), electromagnetic acoustic technology (EMAT), eddy current testing (EC). ...
The state of the art of PIGs, un-piggable robots, as well as instrumental applications, are systematically compared. ...
The conventional monitoring system incorporates sensors settled on the pipes and communicated through copper or fiber optical cables to central control with limited advantages [193] . ...
doi:10.3390/s21113862
fatcat:fuzettw7ubeg7ecbom7imjuafe
A Comprehensive Review of Micro-Inertial Measurement Unit Based Intelligent PIG Multi-Sensor Fusion Technologies for Small-Diameter Pipeline Surveying
2020
Micromachines
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Leakage or explosion of the operating pipeline usually cause great economical loss, environmental pollution or even a threat to citizens, especially when these accidents occur in human-concentrated urban ...
Therefore, the surveying of the routed pipeline is of vital importance for the Pipeline Integrated Management (PIM). ...
It detects the leakages of the water from the pipeline by analyzing the acoustic sensor to transmit and receive the acoustic signal. ...
doi:10.3390/mi11090840
pmid:32906816
pmcid:PMC7570340
fatcat:hd5ekzlc6fcorbqy4ewfeqvsqe
Physical key extraction attacks on PCs
2016
Communications of the ACM
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Secure websites and financial, personal communication, corporate, and national secrets all depend on cryptographic algorithms operating correctly. ...
Consequentially, direct attacks against state-of-the-art cryptographic software are getting increasingly difficult. For attackers, ramming the gates of cryptography is not the only option. ...
and touch attacks, and photoelectric decoupling or fiber-optic connections against "far end of cable" attacks. ...
doi:10.1145/2851486
fatcat:5z2tc6e2lve2hgncsbcwlefmlq
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