olemus
krüptograafiaharu, mis tegeleb
visuaalteabe arvutusteta krüpteerimise meetoditega
= a branch of cryptography dealing with visual information encryption methods not needing math for decryption

ülevaateid
https://en.wikipedia.org/wiki/Visual_cryptography

http://www.ijtrd.com/papers/IJTRD1375.pdf

https://www.ijaiem.org/Volume5Issue2/IJAIEM-2016-02-26-24.pdf

https://link.springer.com/content/pdf/10.1007/BFb0053419.pdf

https://fardapaper.ir/mohavaha/uploads/2018/12/Fardapaper-A-Comprehensive-Study-of-Visual-Cryptography.pdf

https://turcomat.org/index.php/turkbilmat/article/download/2374/2085/4487

https://www.spiedigitallibrary.org/conference-proceedings-of-spie/9946/99460X/Application-of-visual-cryptography-for-learning-in-optics-and-photonics/10.1117/12.2237923.full?SSO=1

https://inspirit.net.in/books/security%20and%20hacking/Visual%20Cryptography%20&%20its%20applications.pdf

https://www.ripublication.com/ijaer18/ijaerv13n13_50.pdf

https://www.acadpubl.eu/jsi/2018-118-7-9/articles/8/61.pdf

https://peerj.com/preprints/2682.pdf

http://www.ijcea.com/wp-content/uploads/2018/02/NCCSSC_-_2017_paper_46.pdf

vt ka
- steganograafia