Rotational-XOR Rectangle Cryptanalysis on Round-Reduced Simon

Table 1

Comparison of attack results on Simon.

Block/key	Attacks	Rounds	Data	Computation	Reference
32/64	Differential	22/32			[12]
	Linear hull	23/32			[13]
	Impossible	20/32			[14]
	Zero correlation	21/32			[15]
	Correlated sequence	27/32			[16]
	Related-key linear	23/32			[17]
	Related-key RX rectangle	22/32			This paper
48/72	Linear hull	24/36			[13]
	Zero correlation	21/36			[15]
	Related-key RX rectangle	21/36			This paper
48/96	Differential	24/36			[12]
	Linear hull	25/36			[13]
	Zero correlation	22/36			[15]
	Related-key linear	28/36			[17]
	Related-key RX rectangle	24/36			This paper
64/96	Differential	29/42			[12]
	Linear hull	30/42			[13]
	Zero correlation	23/42			[15]
	Related-key RX rectangle	22/42			This paper
64/128	Differential	30/44			[12]
	Linear hull	31/44			[13]
	Zero correlation	24/44			[15]
	Related-key linear	34/44			[17]
	Related-key RX rectangle	25/44			This paper