Physical Layer Concerns

One of the more troublesome aspects of a control system is detecting when the I/O is broken versus a security problem of some sort. This is one of the keys between knowing that you’re being hacked versus having some sort of hardware failure. With that in mind, these are some measures I have found to […]

Raising cybersecurity awareness during a seminar on the future of energy policy and economy is not an easy thing to do.

“Although you cross the Atlantic for years and have ice reported and never see it, at other times it’s not reported and you do see it.” – Charles Lightoller, Titanic Second Officer (speaking at the public inquiry into the sinking) In one of my recent lectures on “The cybersecurity dimension of critical energy infrastructure” I […]

Thoughts on possible misconceptions over the cybersecurity of the energy sector

“The pump don’t work, cause the vandals took the handles” – Bob Dylan The use of high technology (information technology and telecommunications) has entered almost every aspect of our lives. You name a sector and it is there: finance, trade, energy, communications, transportation, even education and healthcare. High tech is what modern society is built […]

Simulations don’t have to be expensive or labor intensive in order to explain key concepts about IT and ICS security

It can be hard to understand amidst all the IT biased (towards Confidentiality, Integrity and Availability of information) cybersecurity hoopla how today’s IT threats emanating from cyberspace can affect industrial control systems. IT security questions can be hard to understand for the ICS practitioner (who leans towards different security priorities of Safety, Availability, Integrity and […]

In seeking to protect industrial control systems are we clear about what is being threatened and from what threats?

Reading the recently published Industrial Control Systems Emergency Response Team (ICS-CERT) Advanced Analytical Laboratory (AAL) White Paper on Malware Trends left me somewhat unimpressed and disappointed. Whenever I read a document about cybersecurity, especially one written by an institution dealing with the security of industrial control systems, I am keen to see how the authors […]

Denial of Service

Most in this business know who Brian Krebs is. He is well known for looking in the dark corners of the Internet for all sorts of obnoxious evil and documenting it. In the last day or two, he encountered what appear to be record levels of traffic aimed against his web site. His host, Akamai, […]