Design and Implementation of a Lightweight Security-Enhanced Scheme for Modbus TCP Protocol

Table 4

Comparison of computation overhead with related schemes.

Schemes	Computation overhead (sender)	Computation overhead (receiver)
[10]	H + AESE + RSAS	H + AESD + RSAV
[14]	2H + AESE + RSAS	2H + AESD + RSAV
[15]	TLS	TLS
[16]	2H + SM4E	2H + SM4D
[17]	H + AESE	H + AESD
Our scheme	4H + 2SM4E + SM4D	4H + SM4E + 2SM4D