AES Encryption ANN for LDA/GSVD Avalanche effect Average crossover Certificates Confusion Cryptographic algorithm Cryptography Diffusion Entropy Euclidian distance File management system Frequency test Genetic algorithm Health record Histogram IBAX operator Image encryption Image file encryption Information System MAD MCOKE Modified average crossover Modified genetic algorithm NPCR Novel crossover Patient protection Security UACI artificial neural network bayesian regularization back propagation fraud generalized singular value decomposition hash k-means linear discriminant analysis maxdist smartphone