A Cooperative Model for IS Security Risk Management in Distributed Environment

Table 3

BN information of S1.

Node ID	Node name	State space	Parent nodes	Children nodes
S1_1	Communication secrecy	{High; medium; low}	Φ	{S1_6}
S1_2	Audit logging	{Secure; average; insecure}	Φ	{S1_6}
S1_3	Network access control	{Effective; average; ineffective}	Φ	{S1_5}
S1_4	Network security audit	{Comprehensive; incomprehensive}	Φ	{S1_5}
S1_5	Network security	{High; medium; low}	{S1_3, S1_4}	{S1_7}
S1_6	Communication security	{High; medium; low}	{S1_1, S1_2}	{S1_7}
S1_7	S1 threat level	{0; 1; 2; 3; 4; 5}	{S1_5, S1_6}	Φ