Results 11 to 20 of about 11,867,205 (247)

Digital Signature-Based Image Authentication

open access: yes, 2008
This chapter is intended to disseminate the concept of digital signature-based image authentication. Capabilities of digital signature-based image authentication and its superiority over watermarking-based approaches are described first.
Der-Chyuan Lou   +2 more
core   +4 more sources

Digital watermarking scheme exploiting non-deterministic dependence for image authentication [PDF]

open access: yes, 2006
Watermarking schemes for authentication purposes are characterized by three factors: security, resolution of tamper localization, and embedding distortion.
Yuan, Yinyin, Li, Chang-Tsun
core   +1 more source

Digital watermarking for image authentication with localization

open access: yes, 2022
S.1973-1976In this paper we propose a novel watermarking scheme for image authentication. A high localization of tampering detection is achieved by applying a random permutation process where every embedded watermark bit verifies random image positions ...
Steinebach, M., Liu, H.
core   +1 more source

Selection of EAP-authentication methods in WLANs [PDF]

open access: yes, 2007
IEEE 802.1X is a key part of IEEE802.11i. By employing Extensible Authentication Protocol (EAP) it supports a variety of upper layer authentication methods each with different benefits and drawbacks.
Owens, TJ, Ali, KM
core   +4 more sources

A reversible and lossless secret image sharing scheme with authentication for color images

open access: yesJournal of King Saud University: Computer and Information Sciences, 2023
With the increasing concern for public privacy protection, Secret Image Sharing (SIS) has garnered significant attention among researchers. The goal of SIS is to split a secret image into multiple shadows, rendering it unrecoverable unless a specific ...
Wendan Li   +4 more
doaj   +1 more source

A Novel Signature and Authentication Cryptosystem for Hyperspectral Image by Using Triangular Association Encryption Algorithm in Gyrator Domains

open access: yesApplied Sciences, 2022
A novel optical signature and authentication cryptosystem is proposed by applying triangular association encryption algorithm (TAEA) and 3D Arnold transform in Gyrator domains.
Zhonglin Yang   +6 more
doaj   +1 more source

Digital fragile watermarking scheme for authentication of JPEG images [PDF]

open access: yes, 2004
It is a common practice in transform-domain fragile watermarking schemes for authentication purposes to watermark some selected transform coefficients so as to minimise embedding distortion.
C.-T. Li, Li, Chang-Tsun
core   +1 more source

An XML transformed method to improve effectiveness of graphical password authentication

open access: yesJournal of King Saud University: Computer and Information Sciences, 2020
Graphical passwords are already examined as the reliable authentication scheme over the textual passwords. These passwords promise the better robustness and memorability.
Kapil Juneja
doaj   +1 more source

Privacy preserving steganography based biometric authentication system for cloud computing environment

open access: yesMeasurement: Sensors, 2022
Recently, cloud computing (CC) received significant interest among organizations and individuals. Despite the significant benefits of CC, security and privacy are considered as the major issue.
D. Prabhu, S. Vijay Bhanu, S. Suthir
doaj   +1 more source

An image authentication technology based on depth residual network

open access: yesSystems Science & Control Engineering, 2018
The traditional image authentication technique generally determines the image attribution by extracting specific features and combining the similarity calculation algorithm. Because of the selected features dimensions, characterization and other factors,
Jiafa Mao   +5 more
doaj   +1 more source

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