Research Article

Image Encryption Using a Lightweight Stream Encryption Algorithm

Figure 3

Correlation chart. left side with neighborhood of horizontal, center with neighborhood of vertical, right side with neighborhood of diagonal (a) Lena Standard image (b) the described algorithm (c) A5/1 algorithm and (d) W7 algorithm.
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(a)
767364.fig.003b
(b)
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(c)
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(d)