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

<div>Histogram for encrypted images: (a) encrypted image of test group 1, (b) encrypted image of test group 2, and (c) encrypted image of test group 3.</div>

Security and Communication Networks

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Figure 4

Figure 4: Nonlinear Multi-Image Encryption Scheme with the Reality-Preserving Discrete Fractional Angular Transform and DNA Sequences 