“…Imperceptibility [11,17,37,44] Hiding the message in a way that the human vision cannot perceive the difference in the stego medium. Robustness [2,3,12,15,16,22,24,38,[45][46][47][48] It measures how is the technique is difficult to be destroyed by the attacks or the manipulating processes. Security [2, 6, 8, 10, 11, 13-15, 18, 21-23, 26, 29, 40, 47-49] It protects the secret message from the internal and external attacks.…”