Research Article

PyRos: A State Channel-Based Access Control System for a Public Blockchain Network

Table 2

Information related to block generation of public blockchain platforms.

BitcoinEthereumRippleMonero

Blockchain typePermisionlessPermisionlessPermissionedPermisionless
Block size (average)1 MBVariable (1,500,000 gas limit, averages in ∼20–30 KB)N/AVariable (twice the median size of the last 100 blocks; the limit is 60 KB)
Block cycle (average)10 min10–19 sN/A2 min
Consensus algorithmProof-of-WorkProof-of-WorkRipple Protocol Consensus Algorithm (RPCA)Proof-of-Work