Reliable Reputation Review and Secure Energy Transaction of Microgrid Community Based on Hybrid Blockchain

Table 4

Comparison of computational overheads.

Scheme	PKGen	PSigc	UnSigc	Total
Ref. [39]
Ref. [40]
Ref. [41]
Our scheme

: time needed for scalar multiplication operation on ; : time needed for exponential operation on ; : time needed for bilinear pairing operation.