A Novel Encryption Algorithm Based on DWT and Multichaos Mapping

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Correlation</td><td class="align_center">Horizontal</td><td class="align_center">Vertical</td><td class="align_center">Diagonal</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Before encryption</td><td class="align_center">0.9388</td><td class="align_center">0.9633</td><td class="align_center">0.9417</td></tr><tr><td class="align_center" colspan="4"><hr/></td></tr><tr><td class="align_left">After encryption</td><td class="align_center">0.0005</td><td class="align_center">−0.0003</td><td class="align_center">0.0085</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The correlation comparison before and after encryption of the image Lenna.jpg.

Journal of Sensors

tab1

Table 1

Table 1: A Novel Encryption Algorithm Based on DWT and Multichaos Mapping 