Nonlinear Multi-Image Encryption Scheme with the Reality-Preserving Discrete Fractional Angular Transform and DNA Sequences

Figure 2

Encrypted and decrypted images for test group 1: (a) Peppers, (b) House, (c) Elaine, (d) Bridge, (e) encrypted image, (f) decrypted “Peppers,” (g) decrypted “House,” (h) decrypted “Elaine,” and (i) decrypted “Bridge”.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)