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Table 2 Measurement of cryptographic operations

From: A secure billing protocol over attribute-based encryption in vehicular cloud computing

Notation

Operations

Time (ms)

T pair

Bilinear pairing

2.82

T mul

Point scalar multiplication

0.78

T as−enc

Asymmetric encryption

1.17

T as−dec

Asymmetric decryption

0.61

T s−enc

Symmetric encryption

0.51

T s−dec

Symmetric decryption

0.55

T h

Execution time of a general hash function

0.0001