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Table 2 Upper bound on \(\mathbbm {G}_{1}/\mathbbm {G}_{2}\) exponentiations and pairing evaluations in debt accumulation

From: P6V2G: a privacy-preserving V2G scheme for two-way payments and reputation

 

Party

Offline

Online

  

\(\mathbbm {G}_{1}\)

\(\mathbbm {G}_{2}\)

Pairing

\(\mathbbm {G}_{1}\)

\(\mathbbm {G}_{2}\)

Pairing

Part I

EVCC

91

82

0

42+ 2v

33

0

 

SECC

v

0

0

0

0

140+y

Part II

UA

240

228

0

4

0

z+9

 

SECC

4

0

252+ 2j

3

9

10

  1. Here, \(j := |{\text {\texttt {a}}_{{\lambda }}}|, y := |{\text {\texttt {a}}_{\mathcal {E}}}|, z := |{\text {\texttt {a}}_{\mathcal {C}}}|\) and v:=|blEVCC|