CD-ABSE: Attribute-Based Searchable Encryption Scheme Supporting Cross-Domain Sharing on Blockchain

Table 4

Comparison with other schemes.

Scheme	Problem	Access structure	Searchable	Keyword	Cross-domain	Antiquantum attack	Blockchain
[20]	DBDH	Access tree	√	1	×	×	√
[26]	SDP	LSSS	√	1	×	×	×
[27]	DBDH	Access tree	×	—	×	×	√
[28]	DBDH	Access tree	×	—	×	×	×
[29]	DBDH	LSSS	√	1	×	×	√
[30]	LWE	LSSS	√	1	×	√	×
[31]	LWE	AND	√	1	×	√	√
Ours	RLWE	LSSS	√	n	√	√	√