Results 11 to 20 of about 2,792,578 (290)

An Encrypted Speech Integrity Authentication Method: Focus on Fine-Grained Tampering Detection and Tampering Recovery Under High Tamper Ratios

open access: yesMathematics
With the increasing amount of cloud-based speech files, the privacy protection of speech files faces significant challenges. Therefore, integrity authentication of speech files is crucial, and there are two pivotal problems: (1) how to achieve fine ...
Fujiu Xu, Jianqiang Li, Xi Xu
doaj   +2 more sources

Audio tampering detection: Deep learning methodologies for multi-layered threat detection [PDF]

open access: yes, 2023
The thesis proposes and evaluates deep learning methodologies for tampering detection at multi-layered audio samples. The tampering of the audio recordings can be performed by cutting, insertion, or reshuffling.
Dörömbözi, András
core   +2 more sources

Identifying Time Measurement Tampering in the Traversal Time and Hop Count Analysis (TTHCA) Wormhole Detection Algorithm [PDF]

open access: yesSensors, 2013
Traversal time and hop count analysis (TTHCA) is a recent wormhole detection algorithm for mobile ad hoc networks (MANET) which provides enhanced detection performance against all wormhole attack variants and network types.
Jonny Karlsson   +2 more
doaj   +2 more sources

CoMoFoD #x2014; New database for copy-move forgery detection [PDF]

open access: yes, 2013
Due to the availability of many sophisticated image processing tools, a digital image forgery is nowadays very often used. One of the common forgery method is a copy-move forgery, where part of an image is copied to another location in the same image ...
Grgic, M   +3 more
core   +4 more sources

Robust image alignment for tampering detection

open access: yesIEEE Transactions on Information Forensics and Security, 2012
The widespread use of classic and newest technologies available on Internet (e.g., emails, social networks, digital repositories) has induced a growing interest on systems able to protect the visual content against malicious manipulations that could be ...
S. Battiato   +3 more
core   +4 more sources

Video inter-frame tampering detection algorithm fusing multiple features

open access: yes网络与信息安全学报, 2020
Traditional passive forensics of video inter-frame tampering often relies on single feature.Each of these features is usually suitable for certain types of videos,while has low detection accuracy for other videos.To combine the advantages of these ...
Hui XIAO   +4 more
doaj   +3 more sources

Deepfake Detection Method Based on Tampering Artifacts [PDF]

open access: yesJisuanji gongcheng, 2021
With the development of Deepfake technology, criminals may use fake pictures to forge alibi, misleading the direction of investigation to evade legal responsibility.Most existing detection methods are data-driven, and are not robust in terms of the cross-
GENG Pengzhi, FAN Hongxing, ZHANG Yiyang, TANG Yunqi
doaj   +1 more source

Adaptive Ensemble Methods for Tampering Detection in Automotive Aftertreatment Systems

open access: yesIEEE Access, 2022
Control and diagnostic processes in modern vehicles incorporate nowadays a wide set of functionalities to preserve the vehicle’s health. Automotive vehicles contain embedded systems that must perform a diverse palette of tasks, ranging from less ...
Roland Bolboaca
doaj   +1 more source

Effective Self-Recovery and Tampering Localization Fragile Watermarking for Medical Images

open access: yesIEEE Access, 2020
It is increasingly important to achieve security and anti-counterfeiting for medical images. The integrity and verifiability of medical images before they are reviewed for potential medical diagnoses is imperative.
Guo-Dong Su   +2 more
doaj   +1 more source

Prefix oriented N4WA coding scheme for improved tampering detection in relational data [PDF]

open access: yesKuwait Journal of Science, 2016
In this paper, a memory efficient N4WA coding scheme (breifed in section 3.1) ispresented to detect tampering and restoring modified data values in relational data.The existing watermarking schemes for tampering detection do not provide ...
Waqas Haider   +4 more
doaj   +1 more source

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