Disclaimer: The opinions of the columnists are their own and not necessarily those of their employer.

Category Archives: Physical Security

Aviation Security

– The loss of the Malaysia Airlines Boeing 777 flight MH370 has raised general interest in the issue of aircraft system security in addition to the usual focus on aircraft safety. While I did spend some time on the security of avionics in my book “Engineering Safe and Secure Software Systems”…

It’s About Time … Tamper-Proofing Aircraft Systems

– It took a while after the disappearance of flight MH370 and a series of harebrained conspiracy theories … a month in fact … before the necessity to tamper-proof avionics became a topic for discussion. For example, Andy Pasztor and Jon Ostrower wrote a piece in The Wall Street Journal…

A World Apart – Security of Safety Systems

– I was invited to present a paper on “Bridging the Safety-Security Software Gap” at the Fifth International Conference on Safety and Security Engineering, known as SAFE 2013, held in Rome, Italy in mid-September 2013. The audience comprised mainly researchers specializing in safety-critical…

Oil Rigs’ Software Attacked by Malware

– In the February 23, 2013 Houston Chronicle, there is an article “Malware on oil rig computers raises security fears” by Zain Shauk, which describes how malware has infiltrated safety-critical software managing the activities and control systems of oil rigs. Shauk’s article is available at…

Google—Not Being Evil, Not Doing Harm

– In a couple of columns in December 2008, I questioned whether or not Google was being true to its maxim of not being evil. At that time, I confused their motto of “Don’t be evil” with the physicians’ Hippocratic Oath of “Do no harm.” But I also argued that infringement of privacy could…