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

Table 3

Comparison of the security of the proposed scheme with related schemes.

Schemes	Identity authentication	Data encryption	Messages integrity check	Anti-replay	Key update
[10]	√	√	√	×	×
[14]	√	√	√	√	×
[15]	√	√	√	√	√
[16]	√	√	√	√	×
[17]	×	√	√	√	×
Our scheme	√	√	√	√	√