Efficient Searchable Symmetric Encryption Supporting Dynamic Multikeyword Ranked Search

Table 1

Comparison between previous SE schemes and ours.

Type	Ref.	Query condition	Additional special abilities
SSE	[6]	Conjunctive keyword search	—
	[8]	Multikeyword fuzzy search	—
	[11]	Single-keyword ranked search	—
	[12]	Multikeyword ranked search	—
	[14]	Multikeyword ranked search	Dynamic update
	Ours	Multikeyword ranked search	Semantic search and dynamic update
SPE	[22]	Conjunctive and disjunctive keyword search	—
	[23]	Boolean keyword search	—
	[25]	Single-keyword search	Fast search
	[27]	Boolean keyword search	Access control
	[29]	Multikeyword search	Data sharing
	[30]	Multikeyword search	Semantic search