1. Akkasaligar PT, Biradar S (2020) Selective medical image encryption using DNA cryptography. Inform Sec J: A Global Perspec 29(2):91–101
2. Abdulla Alan (2019) Exploiting similarities between secret and cover images for improved embedding efficiency and security in digital steganography. Doctoral thesis, University of Buckingham, 12(149): 1–230
3. Chandra BR, Suvamoy C (2021) A novel and efficient amino acid codon based medical image encryption scheme colligating multiple chaotic maps. Multimed Tools Appl 80(7):10723–10760
4. Chen Q, Shen X, Cheng Y, Liu J, Wu W, Liu Y (2020) Optical multiple images encryption system based on ellipsometry reconstruction. J Mod Opt 67(17):1388–1397
5. Chen H, Liu Z, Camel T et al (2021) A novel chaos based optical cryptosystem for multiple images using DNA-blend and gyrator transform. Opt Lasers Eng 138(5):1–9