Note on encryption performance

time openssl speed -evp aes-256-cbc -elapsed
type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes
aes-256-cbc 764648.00k 936559.53k 974812.76k 982412.29k 981756.59k 981128.53k
time openssl speed -evp aes-256-gcm -elapsed
type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes
aes-256-gcm 475102.11k 1293027.01k 2303759.53k 3395689.47k 3945791.49k 3977254.23k

Suivre

So aes-256-gcm is 2.5X faster than aes-256-cbc, on modern hardware here a i7-8550U

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