Analysis of Challenges in Modern Network Forensic Framework

Table 4

Analyzed results of the selected variables using IBM SPSS (version 16).

		Frequency	Percent	Valid percent	Cumulative percent
Scalability
Valid	HT (horizontal)	11	50.0	50.0	50.0
	VT (vertical)	2	9.1	9.1	59.1
	BT (both)	1	4.5	4.5	63.6
	N/A (not applicable)	8	36.4	36.4	100.0
	Total	22	100.0	100.0
Overhead
Valid	High (H)	7	31.8	31.8	31.8
	Moderate (M)	10	45.5	45.5	77.3
	Low (L)	5	22.7	22.7	100.0
	Total	22	100.0	100.0
Data storage
Valid	High (H)	2	9.1	9.1	9.1
	Moderate (M)	9	40.9	40.9	50.0
	Low (L)	9	40.9	40.9	90.9
	Not applicable (N/A)	2	9.1	9.1	100.0
	Total	22	100.0	100.0
Data accuracy
Valid	High (H)	2	9.1	9.1	9.1
	Moderate (M)	3	13.6	13.6	22.7
	Low (L)	6	27.3	27.3	50.0
	Not applicable (N/A)	11	50.0	50.0	100.0
	Total	22	100.0	100.0
Complexity
Valid	Implementation (IM) and analysis (AL)	9	40.9	40.9	40.9
	Implementation (IM), collection (CL), and analysis (AL)	4	18.2	18.2	59.1
	Analysis (AL)	6	27.3	27.3	86.4
	Collection (CL) and analysis (AL)	3	13.6	13.6	100.0
	Total	22	100.0	100.0
Privacy/security
Valid	High (H)	1	4.5	4.5	4.5
	Moderate (M)	6	27.3	27.3	31.8
	Low (L)	12	54.5	54.5	86.4
	Not applicable (N/A)	3	13.6	13.6	100.0
	Total	22	100.0	100.0