Efficient Linkable Ring Signature Scheme over NTRU Lattice with Unconditional Anonymity

Table 7

Comparison of storage overhead (KB) at security level .

Scheme	[23]	[24]	[26]	[27]	[30]	Ours
Size of public key	5.45	1.09	16.35	31.80	1.09	1.09
Size of private key	1.09	5.45	5.45	6.36	9.81	2.18
Signature size for l = 1	6.54	6.54	7.63	33.39	4.36	3.27
Signature size for l = 8	14.17	44.69	45.78	36.57	27.25	18.53
Signature size for l = 64	75.21	349.89	350.98	41.34	210.37	140.61
Signature size for l = 128	144.97	698.69	699.78	42.93	419.65	280.13
Signature size for l = 256	284.49	1396.29	1397.38	44.52	838.21	559.17
Signature size for l = 512	563.53	2791.49	2792.58	46.11	1675.33	1117.25