DWT versus WP Based Optical Color Image Encryption Robust to Composite Attacks

Figure 15

The simulation results of (a) original image, (b) stegoimage, (c) LL component, (d) LH component, (e) HL component, and (f) HH component of encrypted and (g) decrypted images for the second proposed technique.

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(b)

(c)

(d)

(e)

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(g)