Digital Image Encryption Techniques: Article Review

In this age of the multi-media, images have an important impact on communication. When users upload over insecure communication network, total security is a difficult problem to address in order maintain image confidentiality. Also, encryption technique for keeping secret. This study gives basic introduction cryptography, as well concise overview regarding many algorithms' elemental criteria. paper includes several approaches comparison discrete encoding techniques, before coming conclusion and recommending future research.