Ranking

Keywords

Frequency

Centrality

1

model

599

0.02

2

internet

568

0.71

3

security

441

0.46

4

trust

435

0.48

5

Data privacy

320

0.33

6

Differential privacy

300

0.00

7

behavior

264

0.71

8

Could computing

258

0.06

9

Location privacy

250

0.07

10

Information privacy

250

0.68