Novel Stream Ciphering Algorithm for Big Data Images Using Zeckendorf Representation

Figure 7

Color image histograms before and after encrypting with ZPKG, RC4, and LFSR.

(a) Original LenaRGB

(b) RC4

(c) LFSR

(d) ZPKG

(e) Original BaboonRGB

(f) RC4

(g) LFSR

(h) ZPKG

(i) Original PeppersRGB

(j) RC4

(k) LFSR

(l) ZPKG