Performance of the 2D Coupled Map Lattice Model and Its Application in Image Encryption

Table 1

The test results of NIST 800-22.

No.	Test index	Pass number/failure number	Pass rate		Results
1	FT		0.9920	0.440975	Success
2	FBT		0.9910	0.233162	Success
3	CST (forward)		0.9890	0.397688	Success
	CST (reverse)		0.9890	0.408275	Success
4	RT		0.9950	0.217857	Success
5	LROBT		0.9890	0.682823	Success
6	BMRT		0.9930	0.755819	Success
7	DFTT		0.9920	0.560545	Success
8	NTMT		0.9899	0.525430	Success
9	OTMT		0.9920	0.448424	Success
10	MUST		0.9850	0.149495	Success
11	AET		0.9870	0.883171	Success
12	RET (the sample size = 629)
	(1)		0.9905	0.744751	Success
	(2)		0.9857	0.980003	Success
	(3)		0.9841	0.705598	Success
	(4)		0.9952	0.731821	Success
	(5)		0.9936	0.548839	Success
	(6)		0.9873	0.526040	Success
	(7)		0.9889	0.462960	Success
	(8)		0.9889	0.830070	Success
13	REVT (the sample size = 629)
	(1)		0.9952	0.692344	Success
	(2)		0.9936	0.261610	Success
	(3)		0.9936	0.418149	Success
	(4)		0.9905	0.290356	Success
	(5)		0.9889	0.089615	Success
	(6)		0.9873	0.854868	Success
	(7)		0.9873	0.882929	Success
	(8)		0.9921	0.299642	Success
	(9)		0.9873	0.251135	Success
	(10)		0.9873	0.095926	Success
	(11)		0.9921	0.906025	Success
	(12)		0.9921	0.131195	Success
	(13)		0.9952	0.435787	Success
	(14)		0.9905	0.018417	Success
	(15)		0.9857	0.516370	Success
	(16)		0.9873	0.077315	Success
	(17)		0.9857	0.722038	Success
	(18)		0.9873	0.194881	Success
14	ST1		0.9940	0.397688	Success
	ST2		0.9890	0.344048	Success
15	LCT		0.9900	0.166260	Success