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Advances, Systems and Applications

Table 2 Comparison of communication overhead

From: BGNBA-OCO based privacy preserving attribute based access control with data duplication for secure storage in cloud

No of patient files

Communication overhead (MB)

BGNBA-OCO

Secure data sharing scheme [1]

Efficient and secure attribute based access control scheme [2]

PR-CP-ABE [3]

25

11.25

13

15

17

50

13

14.1

16.5

18.5

75

16.5

18

19.5

21.75

100

20

22

24

26

125

22.5

25

27.5

30

150

24

27

29.25

31.8

175

26.25

28.87

31.5

33.95

200

27

29.8

32

35.2

225

28.8

31.05

33.75

36.67

250

31.25

33

35

37.5