Arindom Mondal, Kazi Md. Rokibul Alam, G. G. Md. Nawaz Ali, Peter Han Joo Chong, Yasuhiko Morimoto, Vol. 13, No. 5, May 30, 2019
10.3837/tiis.2019.05.025

• Image secrecy
• Multi-stage encryption
• Visual cryptography
• One time pad
• Steganography
• Least Significant Bit

Md. Abdullah Al Rahat Kutubi, Kazi Md. Rokibul Alam, Rafaf Tahsin, G. G. Md. Nawaz Ali, Peter Han Joo Chong, Yasuhiko Morimoto, Vol. 11, No. 5, May 30, 2017
10.3837/tiis.2017.05.018

• electronic payment system
• RSA
• Untraceable blind signature
• Digital signature