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Embedded extended visual cryptography schemes
A visual cryptography scheme (VCS) is a kind of secret sharing scheme which allows the
encoding of a secret image into n shares distributed to n participants. The beauty of such a …
encoding of a secret image into n shares distributed to n participants. The beauty of such a …
A novel steganography method for binary and color halftone images
Digital steganography is the science of establishing hidden communication on electronics;
the aim is to transmit a secret message to a particular recipient using unsuspicious carriers …
the aim is to transmit a secret message to a particular recipient using unsuspicious carriers …
Visual cryptographic techniques for secret image sharing: a review
ABSTRACT A visual cryptography scheme (VCS) allows one to decrypt images without any
knowledge of cryptography and computational efforts. VCS allows secret image sharing …
knowledge of cryptography and computational efforts. VCS allows secret image sharing …
Size-invariant visual cryptography with improved perceptual quality for grayscale image
R Sun, Z Fu, B Yu - IEEE Access, 2020 - ieeexplore.ieee.org
The reconstructed image of the size-invariant visual cryptography (VC) is inevitably
accompanied by the loss of secret image information and the degradation of perceptual …
accompanied by the loss of secret image information and the degradation of perceptual …
An approach for secret sharing using randomised visual secret sharing
S Dixit, DK Jain, A Saxena - 2014 fourth international …, 2014 - ieeexplore.ieee.org
Visual secret sharing is the technique that divide the secret image into n multiple shares.
Each share constitutes some information and when k shares out of n stack together the …
Each share constitutes some information and when k shares out of n stack together the …
Review on various visual cryptography schemes
Visual cryptography is a powerful technique in which a secret image can be divided into two
or more shares and the decryption can be done using human visual system. Visual …
or more shares and the decryption can be done using human visual system. Visual …
Halftone visual cryptography for grayscale images using error diffusion and direct binary search
Visual Cryptography (VC) provides prefect security and the decoding is done without the
help of a computer device. Halftone visual cryptography (HVC) uses halftoning techniques to …
help of a computer device. Halftone visual cryptography (HVC) uses halftoning techniques to …
Meaningful Share Generation for Increased Number of Secrets in Visual Secret‐Sharing Scheme
This paper presents a new scheme for hiding two halftone secret images into two
meaningful shares created from halftone cover images. Meaningful shares are more …
meaningful shares created from halftone cover images. Meaningful shares are more …
Embedded extended visual cryptography scheme for color image using ABC algorithm
AK Deepa, B Bento - 2014 12th International Conference on …, 2014 - ieeexplore.ieee.org
Cryptography, nothing but the secret sharing of text. Similarly Visual Cryptography Scheme
(VCS) is secret sharing of images. The extension of VCS is Embedded Extended Visual …
(VCS) is secret sharing of images. The extension of VCS is Embedded Extended Visual …
Deterministic extended visual cryptographic schemes for general access structures with OR-AND and XOR-AND operations
P Kanakkath, S Madathil, R Krishnan - Multimedia Tools and Applications, 2019 - Springer
Abstract In Visual Cryptographic Scheme (VCS) shares of the secret image look like random,
whereas in Extended Visual Cryptographic Scheme (EVCS) the shares look like meaningful …
whereas in Extended Visual Cryptographic Scheme (EVCS) the shares look like meaningful …