Encryption and Decryption Efficiency Reference

CPU: i7-6900K CPU @ 3.20GHz (16 CPUs)

AES, ChaCha20, XXTEA 比較表 (1MB Tests)

Algorithm	Test Item	Execution Time (ms)
AES	DecryptStream	23.4513
	EncryptBytes (Data)	21.2128
	DecryptBytes (Data)	23.4049
	EncryptBytes (File)	21.8496
	DecryptBytes (File)	23.6714
	EncryptFile (WriteFile)	24.0335
	DecryptFile (WriteFile)	27.3064
ChaCha20	DecryptStream	19.562
	EncryptBytes (Data)	20.9925
	DecryptBytes (Data)	21.0037
	EncryptBytes (File)	21.0961
	DecryptBytes (File)	21.2389
	EncryptFile (WriteFile)	22.0819
	DecryptFile (WriteFile)	22.1426
XXTEA	DecryptStream	9.7583
	EncryptBytes (Data)	10.2083
	DecryptBytes (Data)	8.7695
	EncryptBytes (File)	11.3791
	DecryptBytes (File)	9.9296
	EncryptFile (WriteFile)	12.079
	DecryptFile (WriteFile)	10.353

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XOR, HT2XOR, HT2XORPlus, OffsetXOR 比較表 (1MB Tests)

Algorithm	Test Item	Execution Time (ms)
XOR	DecryptStream	1.2355
	EncryptBytes (Data)	0.7609
	DecryptBytes (Data)	0.7694
	EncryptBytes (File)	1.4089
	DecryptBytes (File)	1.457
	EncryptFile (WriteFile)	2.6819
	DecryptFile (WriteFile)	2.7451
HT2XOR	DecryptStream	0.941
	EncryptBytes (Data)	0.4983
	DecryptBytes (Data)	0.486
	EncryptBytes (File)	1.2072
	DecryptBytes (File)	1.2085
	EncryptFile (WriteFile)	1.4926
	DecryptFile (WriteFile)	1.2041
HT2XORPlus	DecryptStream	1.549
	EncryptBytes (Data)	0.9433
	DecryptBytes (Data)	1.0643
	EncryptBytes (File)	1.7825
	DecryptBytes (File)	1.7629
	EncryptFile (WriteFile)	2.4292
	DecryptFile (WriteFile)	2.2353
OffsetXOR	DecryptStream	1.4236
	EncryptBytes (Data)	2.0191
	DecryptBytes (Data)	0.9013
	EncryptBytes (File)	1.3125
	DecryptBytes (File)	1.3589
	EncryptFile (WriteFile)	5.7812
	DecryptFile (WriteFile)	4.5593

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Offset 比較表 (1MB Tests)

Algorithm	Test Item	Execution Time (ms)
Offset	DecryptStream	0.5623
	EncryptBytes (Data)	1.211
	DecryptBytes (Data)	0.1265
	EncryptBytes (File)	0.5723
	DecryptBytes (File)	0.6218
	EncryptFile (WriteFile)	3.2602
	DecryptFile (WriteFile)	2.1064