Efficient Privacy-Preserving Fingerprint-Based Authentication System Using Fully Homomorphic Encryption

Table 1

Example database storing encrypted integers.

Table	Userid	Integerorder	0th_a	…	499th_a	b	Variance
Bit0	1	1	470211269	…	−1455671213	1110023459	5.9536E – 10
…	…	…	…	…	…	…	…
Bitn − 1	1	1	1637271175	…	−463281669	−602048671	5.9536 – 10