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Security and Communication Networks
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Security and Communication Networks
/
2019
/
Article
/
Tab 2
/
Research Article
A Secure Data Sharing Scheme with Designated Server
Table 2
Security comparison.
BDOP [
1
].
BSW [
5
].
CZLZ [
6
].
Our.
Trap Ind
NO
NO
NO
YES
Message Ciph Ind
-
YES
YES
YES
Keyword Ciph Ind
YES
NO
YES
YES
Off-line KGA
NO
NO
NO
YES
SKA
NO
YES
YES
YES
PVS
NO
NO
NO
YES
