A Hyperchaotic Color Image Encryption Algorithm and Security Analysis

<table class="fixed-width table-group" id="tab2"><tr><td><table class="table"><colgroup><col style="width:6.87em"/><col style="width:9.65em"/></colgroup><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Image</td><td class="align_center">Information Entropy</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">plaintext</td><td class="align_center">7.4481</td></tr><tr><td class="align_left">ciphertext</td><td class="align_center">7.9991</td></tr><tr><td class="align_left">ciphertext [<a href="/journals/scn/2019/8132547/#B4" target="_blank">4</a>]</td><td class="align_center">7.8556</td></tr><tr><td class="align_left">ciphertext [<a href="/journals/scn/2019/8132547/#B17" target="_blank">17</a>]</td><td class="align_center">7.8534</td></tr><tr><td class="align_left">ciphertext [<a href="/journals/scn/2019/8132547/#B20" target="_blank">20</a>]</td><td class="align_center">7.9994</td></tr><tr><td class="align_left">ciphertext [<a href="/journals/scn/2019/8132547/#B24" target="_blank">24</a>]</td><td class="align_center">7.9551</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison of information entropy.</div>

Security and Communication Networks

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Table 2

Table 2: A Hyperchaotic Color Image Encryption Algorithm and Security Analysis 