An Alternative Method for Understanding User-Chosen Passwords

Table 2

Statistic of experiments results.

Password dataset							Avg. degree
MySpace	41,514	1	20,119	58	0	28,119	0.97	2.33	0
		2	111,884	141	0	16,748	5.39	12.98	0
		3	622,087	477	0	7,290	29.97	72.19	0
PhpBB	184,341	1	81,135	65	0	130,767	0.88	0.48	0
		2	1,204,816	460	0	70,187	13.07	7.09	0
		3	13,836,682	3,380	0	29,453	150.12	81.44	0
Rootkit	56,859	1	9,281	41	0	47,093	0.33	0.57	0
		2	105,275	133	0	30,564	3.70	6.51	0
		3	1,062,502	953	0	15,792	37.37	65.73	0
Yahoo	342,510	1	140,092	66	0	247,445	0.84	0.24	0
		2	1,394,200	327	0	147,126	8.62	2.38	0
		3	13,686,843	2,127	0	77,122	79.92	23.33	0
12306	117,808	1	51,299	63	0	95,057	0.87	0.74	0
		2	676,011	506	0	56,162	11.48	9.74	0
		3	5,311,460	2,301	0	20,640	90.17	76.54	0

Note. (1) Bold figures are the maximum value of each category for threshold 3. (2) The definitions of the notations are summarized in Notations.