Multiple iris image encryption using phase retrieval mask, QZ algorithm and umbrella map in hybrid transform domain
Iris image encryption is a significant research area in the field of image security. With the
increasing use of iris biometric recognition technology in various applications, it is crucial to …
increasing use of iris biometric recognition technology in various applications, it is crucial to …
Optical medical image encryption based on digital hologram in various domains
The use of digital hologram (DH) in optical medical images is analyzed in this paper. These
analyses are done in various domains of double random phase encoding and it has been …
analyses are done in various domains of double random phase encoding and it has been …
Security-enrichment of an asymmetric optical image encryption-based devil's vortex Fresnel lens phase mask and lower upper decomposition with partial pivoting in …
An asymmetric optical cryptosystem to encrypt images using devil's vortex Fresnel lens
(DVFLs) phase masks and lower upper decomposition with partial pivoting (LUDPP) is …
(DVFLs) phase masks and lower upper decomposition with partial pivoting (LUDPP) is …
Cryptanalysis for double-image encryption using the DTLM in frequency plane with QR decomposition and gyrator transform
To enhance the security in optical image encryption scheme and to safeguard it from the
invaders, this paper proposes a new scheme using devil's toroidal lens masks (DTLMs) and …
invaders, this paper proposes a new scheme using devil's toroidal lens masks (DTLMs) and …
A secure asymmetric optical image encryption based on phase truncation and singular value decomposition in linear canonical transform domain
A new asymmetric optical double image encryption algorithm is proposed, which combines
phase truncation and singular value decomposition. The plain text is encrypted with two …
phase truncation and singular value decomposition. The plain text is encrypted with two …
Introducing real-time image encryption technology using key vault, various transforms, and phase masks
In today's world achieving safe and efficient image transmission is a major issue. The image
is encrypted by using some encryption technique and each algorithm has its strengths and …
is encrypted by using some encryption technique and each algorithm has its strengths and …
A spiral-phase rear mounted triple masking for secure optical image encryption based on gyrator transform
Background: A spiral phase rear mounted masked scheme is proposed based on Gyrator
Transform (GT) to enhance the security contribution of second lens of the existing Double …
Transform (GT) to enhance the security contribution of second lens of the existing Double …
An optical vortex-based asymmetric cryptosystem using QZ modulation for the double image encryption in the gyrator transform
The current study proposes a new nonlinear cryptosystem that employs complex phase
masks named as optical vortices (OVs) which are obtained from the phases of the radial …
masks named as optical vortices (OVs) which are obtained from the phases of the radial …
Optical asymmetric cryptosystem based on Kronecker product, hybrid phase mask and optical vortex phase masks in the phase truncated hybrid transform domain
This research work proposes a novel asymmetric scheme by utilizing the hybrid phase
truncated fractional Fourier and Gyrator transform with the secure enhancement by adding …
truncated fractional Fourier and Gyrator transform with the secure enhancement by adding …
Image encryption and watermarking combined dynamic chaotic hopping pattern with double random phase encoding DRPE
MA Bhnassy, EAA Hagras, ESA El-Badawy… - Optical and Quantum …, 2019 - Springer
In modern civilization information, security is a crucial problem. Image encryption and
watermarking can effectively protect information from unauthorized access. This paper …
watermarking can effectively protect information from unauthorized access. This paper …