Cryptographic Strength Evaluation of Key Schedule Algorithms

Table 3

Degree of SAC.

Round	Degree of SAC
	AES	Serpent	PRESENT	IDEA	Twofish
1	0.005246	0.991989	0.501471	0	0.0438
2	0.068341	0.992027	0.50092	0	0.552418
3	0.299979	0.992026	0.500904	0	0.8937
4	0.490651	0.992061	0.501116	0	0.974712
5	0.692194	0.992074	0.50234	0	0.97483
6	0.772531	0.992049	0.502879	0	0.9749
7	0.774886	0.991972	0.502932	0	0.974652
8	0.774951	0.992088	0.503098	0	0.984835
9	0.774865	0.991994	0.503074	0	0.985114
10	0.774976	0.992011	0.503908	0	0.99235
11	0.774905	0.992036	0.504398	0	0.99528