A Semidecentralized PKI System Based on Public Blockchains with Automatic Indemnification Mechanism

Table 4

Gas use associated with performing appeal functions (we assume that the price of Ether price is $200).

Objection	Gas use	Gas price	ETH	USD
The certificate disappears from the TP-Merkle tree	251,634	Fast (25 Gwei)	0.00629085	1.25
		Slow (15 Gwei)	0.00377451	0.75
CA changes an incorrect certificate’s status	250,552	Fast (25 Gwei)	0.00626380	1.25
		Slow (15 Gwei)	0.00375828	0.75
CA revokes a certificate error	285,922	Fast (25 Gwei)	0.00714805	1.42
		Slow (15 Gwei)	0.00428883	0.85
CA uploads incorrect evidence	147,466	Fast (25 Gwei)	0.00368665	0.73
		Slow (15 Gwei)	0.00221199	0.44
Data in Mreply are incorrect	59,783	Fast (25 Gwei)	0.00149458	0.29
		Slow (15 Gwei)	0.00089675	0.17

Wei is the smallest denomination of Ether. 1 Wei = 10^−18.Ether; 1 Gwei = 10⁻⁹ Ether.