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Published at October 31

EVeCA: Efficient and Verifiable On-Chain Data Query Framework Using Challenge-Based Authentication

cs.CR

cs.DC

Released Date: October 31, 2024

Authors: Meng Shen¹, Yuzhi Liu¹, Qinglin Zhao¹, Wei Wang¹, Wei Ou¹, Wenbao Han¹, Liehuang Zhu¹

Aff.: ¹Not specified

Arxiv: http://arxiv.org/abs/2410.23546v1

Refer to caption

Techniques	Representative methods	ADS maintenance efficiency¹	Query efficiency²			Verifiability³
			Range	Keyword	Multi-dimension	Soundness	Completeness
Off-chain database	EtherQL[6]	–	$1\times\sim 2\times$	$1\times\sim 2\times$	$1\times\sim 2\times$	$\times$	$\times$
	VQL[16]	–	$1\times\sim 2\times$	$1\times\sim 2\times$	$1\times\sim 2\times$	✓	$\times$
On-chain ADS⁴	vChain[10]	$>10\times$	$>10\times$	$>10\times$	$>10\times$	✓	✓
	LVQ[11]	$1\times\sim 5\times$	–	$1\times\sim 2\times$	–	✓	✓
	vChain+[12]	$>10\times$	$1\times\sim 2\times$	$1\times\sim 2\times$	$>10\times$	✓	✓
Off-chain ADS⁵	proposed EVeCA	$1\times\sim 5\times$	$1\times\sim 2\times$	$1\times\sim 2\times$	$1\times\sim 2\times$	✓	✓