a) Original color image; (b) encrypted image; (c) fail decryption

Download scientific diagram | (a) Original color image; (b) encrypted image; (c) fail decryption with fake keys; (d) decrypted image with correct keys. from publication: Dual paths cryptosystem based on tilt Fresnel diffraction using non-spherical mirror and phase modulation in expanded fractional Fourier transform domain | In this paper, a dual optics paths optical image cryptosystem based on tilt Fresnel diffraction and a phase modulation in extend fractional Fourier transform (eFrFT) domain is presented. The tilt Fresnel is designed by using a non-spherical mirror. A part of data from the | Cryptosystems, Fourier Transform and Diffraction | ResearchGate, the professional network for scientists.

The encryption and decryption effect. (a) The 256 × 256 encrypted

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Camel TANOUGAST, HDR, PhD, University of Lorraine, Nancy, UdL, UFR of fundamental sciences

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One example of the encryption of image (a), in (b). In c the

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PDF) Dual paths cryptosystem based on tilt Fresnel diffraction using non-spherical mirror and phase modulation in expanded fractional Fourier transform domain

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Camel TANOUGAST, HDR, PhD, University of Lorraine, Nancy, UdL, UFR of fundamental sciences

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Camel TANOUGAST, HDR, PhD, University of Lorraine, Nancy, UdL, UFR of fundamental sciences

a) Original color image; (b) encrypted image; (c) fail decryption

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