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. 2019 Oct 14;19(20):4455. doi: 10.3390/s19204455

Table 7.

Average latencies (ms) and standard deviation in Galois/Counter Mode (GCM) cipher mode (without RBAC model).

Read Coils (0x01) Read Holding Registers (0x03) Read-Write Multiple Register (0x17)
Cipher Suite Code Ave. Std. Ave. Std. Ave. Std.
TCP 0.93 0.56 1.03 0.61 1.13 0.72
0x009C 1.55 0.91 1.65 1.13 2.11 1.75
0xC02B 1.47 0.83 1.54 1.24 2.03 1.53
0x009D 1.81 1.26 2.03 1.35 2.48 2.36
0xC02C 1.56 0.93 1.64 1.31 2.11 1.77