Technology and Security Analysis of Cryptocurrency Based on Blockchain

Table. 1

The basic characteristics of Bitcoin, SPECTRE, and PHANTOM.

Protocol	Ledger structure	Transaction conflict solution	Confirmation times		Throughput limit	Ordering
			Conflicts	No conflicts
Bitcoin	Single chain	Longest chain	Slow	Slow	Latency	Linear
SPECTRE	DAG	Voting procedure	Not guaranteed	Very fast	Capacity	Pairwise
PHANTOM	DAG	Block connectivity analysis	Very slow	Slow	Capacity	Linear