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Published: 18 Oct 2012

When Nikk Gilbert was hired as IT security and telecom director at Alstom Transport, a massive manufacturer of trains and other large vehicles, he wasn't quite sure where to start. Alstom, which operates in 60 countries, had never had anyone dedicated to security, so Gilbert started at the beginning with a detailed network security assessment. What he found offers a number of important lessons for security pros everywhere. NIKK GILBERT How challenging was the situation when you got to Alstom? There was no dedicated IT security person--I was the first one--so when I came in, I wasn't sure what to expect. The thing that was on my mind was to get a feel for the network. Unfortunately, a complete network map was unavailable. So I started a LAN/WAN survey with tools I like to use. I got a quick snapshot of how big the network was. What are the most common security mistakes you find? There are several key things people have to do: If you have a large enterprise network, you need to have global patch management. You have to get systems up to required security ... Access >>>

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