Singh, Pankaj, and Sachin Kumar. “Study & Analysis of Cryptography Algorithms : RSA, AES, DES, T-DES, Blowfish”. International Journal of Engineering & Technology, vol. 7, no. 1.5, Dec. 2017, pp. 221-5, https://doi.org/10.14419/ijet.v7i1.5.9150.