A Secure Image Encryption Algorithm Based on  Rubik's Cube Principle

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left"> Image</td><td align="center"> Original</td><td align="center"> Encrypted</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left"><span style="font-family:monospace">Lena </span></td><td align="center"> 7.4318 Sh</td><td align="center"> 7.9968 Sh</td></tr><tr><td align="left"><span style="font-family:monospace">Black </span></td><td align="center"> 0 Sh</td><td align="center"> 7.9966 Sh</td></tr><tr><td align="left"><span style="font-family:monospace">Baboon</span></td><td align="center"> 7.2279 Sh</td><td align="center"> 7.9974 Sh</td></tr><tr><td align="left"><span style="font-family:monospace">Checkerboard</span></td><td align="center"> 1 Sh</td><td align="center"> 7.9972 Sh</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Comparison of entropy values of original images and their encrypted version.

Journal of Electrical and Computer Engineering

tab4

Table 4

Table 4: A Secure Image Encryption Algorithm Based on  Rubik's Cube Principle 