Two-Layer Fragile Watermarking Method Secured with Chaotic Map for Authentication of Digital Holy Quran

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Manipulation</td><td align="center">Original image</td><td align="center">Tampered image</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">Pixel manipulation</td><td align="center" rowspan="5"><img alt="803983.table.005a" src="https://static.hindawi.com/articles/tswj/volume-2014/803983/figures/803983.table.005a.jpg"/></td><td align="center"><img alt="803983.table.005b" src="https://static.hindawi.com/articles/tswj/volume-2014/803983/figures/803983.table.005b.jpg"/></td></tr><tr><td align="left">Blurring</td><td align="center"><img alt="803983.table.005c" src="https://static.hindawi.com/articles/tswj/volume-2014/803983/figures/803983.table.005c.jpg"/></td></tr><tr><td align="left">Noise</td><td align="center"><img alt="803983.table.005d" src="https://static.hindawi.com/articles/tswj/volume-2014/803983/figures/803983.table.005d.jpg"/></td></tr><tr><td align="left">Median filtering</td><td align="center"><img alt="803983.table.005e" src="https://static.hindawi.com/articles/tswj/volume-2014/803983/figures/803983.table.005e.jpg"/></td></tr><tr><td align="left">Replacement/collage</td><td align="center"><img alt="803983.table.005f" src="https://static.hindawi.com/articles/tswj/volume-2014/803983/figures/803983.table.005f.jpg"/></td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Examples of image manipulations on page-050.png.

The Scientific World Journal

tab5

Table 5

Table 5: Two-Layer Fragile Watermarking Method Secured with Chaotic Map for Authentication of Digital Holy Quran 