February 2011, Vol. 238 No. 2


SCADA Networking Facilitated Using DNP3

Although malware has, for good reason, recently grabbed the attention when it comes to SCADA security, the other threats have not exactly gone away. Since the Stuxnet worm specifically targeted SCADA systems, that is all the better reason to ensure that vulnerability assessments and implementation measures encompass an even broader range of threats to one’s system. Among the more traditional threats to SCADA systems are eavesdropping and spoofing. Since SCADA networks are often wireless with the communications infrastructure located outside areas that the operator can physically secure, third parties can readily monitor transmissions. If data security is critical, encrypti

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