An Effective Integrity Verification Scheme of Cloud Data Based on BLS Signature

Table 2

Notation list of symbols and parameters.

Symbols	Description
	a large prime
	a group of integers with order
	a cyclic group
	an element of G
	a hash function,
	a pseudo-random permutation,
	a pseudo-random functions,
	an additional BLS signature
	divide a big data file into small file blocks and