Subliminal Channels in Visual Cryptography
This paper describes three methods of creating a subliminal channel in visual cryptography that are defined for a (2,2) sharing scheme. They work by hiding additional covert information besides the original encrypted image. The first channel is revealed when the user folds the share along the specif...
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| Principais autores: | , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
MDPI AG
2022-09-01
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| coleção: | Cryptography |
| Assuntos: | |
| Acesso em linha: | https://www.mdpi.com/2410-387X/6/3/46 |
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