Table 13 Performance comparison with various state-of-the-art methods.

References	Text encryption	Real-time testing	Entropy	NPCR	UACI	VC	HC	DC	Key space
²⁴	×	×	7.9973	99.6198	33.631	0.0077	−0.0005	−0.0008	–
³¹	×	×	7.9983	99.619	33.499	− 0.0004	0.0005	0.0007	2⁵²⁶
³²	×	×	7.9996	99.6	33.437	− 0.001	0.0019	0.0023	2¹⁹²
³⁸	×	×	7.9991	–	–	− 0.0013	0.0001	− 0.0001	10¹⁶⁰
⁴⁰	×	×	15.785	99.6067	33.47	0.0022	0.0016	0.0006	10²⁰⁶
⁴¹	×	✓	7.9993	99.61	33.5	0.0086	0.0102	0.005	2⁵⁴⁸
⁴³	×	×	7.9992	99.6	33.45	0.0015	0.0006	0.0016	–
⁴⁷	×	✓	7.9994	99.6349	33.3967	0.0027	0.0179	− 0.0007	10⁶⁹
⁴⁹	×	✓	7.9991	99.99	26.34	0.0007	0.0374	− 0.0371	–
⁵⁶	×	×	7.9978	99.6	33.459	− 0.0042	0.0038	0.0025	2¹⁹⁹
⁵⁷	×	×	7.9999	99.97	33.02	0.0001	0.0008	− 0.0006	–
⁵⁸	×	×	7.9991	–	–	0.0002	−	−	2²⁹⁹
Proposed	✓	✓	7.9958	99.6081	33.4120	-0.0012	0.00163	0.00775	2⁸⁵⁶

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