Monthly Archives: April 2022

The bodyguards of the Pope

Sometimes we think that the cybersecurity team should be like controllers or powerful people that can say to the rest of the company what they can do or not. That’s not how cybersecurity works and that’s not the best thing for the business. The cybersecurity team should not act as the police. They are more like the bodyguards that protect the Pope: they cannot tell the Pope where he can go or not; they can recommend the Pope not to do something, but they can’t force the Pope to do what they want; if the Pope wants to talk with that many people at this moment, the bodyguards can tell him what they think (if they react really fast), but they can’t forbid the Pope to get closer to the people, if he wants.

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The importance of segregation in cybersecurity

Segregation is one of those strategies that, when used well, can improve your security posture much more than any shinny expensive security solution. It is a key security concept. It is one of the main strategies that we can embrace to obtain real security, however, very frequently we don’t consider it. We apply segregation when we separate the asset from the threat. We implement segregation, for example, when we put a firewall between two networks. This is the most clear example, but we also apply segregation in many other situations: when we use containers; when we use virtual machines; when we close open ports; when we use different roles with different authorization levels; etc.

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