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Wireless Communications and Mobile Computing
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Wireless Communications and Mobile Computing
/
2018
/
Article
/
Tab 9
/
Research Article
A Secure Fair Exchange for SMS-Based Mobile Payment Protocols Based on Symmetric Encryption Algorithms with Formal Verification
Table 9
Computational complexity.
Protocol
Computational cost
[
1
]
f2, f2,
,
,
f2, f1,
,
f1,
,
,
=11
n
[
5
]
,
,
,
=4
n
[
6
]
,
f3,
,
=4
n
[
7
]
,
,
,
,
f2,
,
f2,
,
f2,
=10
n
[
8
]
f3,
.
f3,
,
f2,
,
,
=8
n
[
3
]
f2,
,
,
f1, f2, f1,
=7
n
[
9
]
f2,
,
,
f1, f2, f1,
=7
n
[
25
]
,
,
,
,
,
,
f2,
,
f2,
=10
n
Making Payment
f2,
,
f3,
,
f3,
,
f2,
,
f3,
,
f3,
,
,
,
,
f2,
=17
n
