Glossary

Computer backup is the oldest and undoubtedly most common means of protecting data. Nevertheless, it remains indispensable in the face of the risk of physical loss of the medium or computer attack.

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In information systems security, a bastion (bastion host) is a computer network element located in an area accessible from the outside, such as the Internet, by placing it either in front of the firewall of an intranet (private information system) or in a demilitarized zone (DMZ) of this intranet, partially filtered by a firewall.

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Plan to ensure that business processes can continue in the event of an emergency or disaster.

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During an incident response action, the BDA is the map of the elements (equipment) compromised at a given time.

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Represents all the types of computer attack an organization can face by clicking on a fraudulent e-mail at work.

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It’s the representation of a system without considering its inner workings. The latter is either inaccessible or deliberately omitted.

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Attacker technique to maintain communication with compromised devices after initial exploitation.

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On-premise or cloud-based software that sits between cloud service users and cloud applications, monitoring all activities and enforcing security policies.

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CERT is a watchdog. Its mission is to manage and process incident alerts, and to prevent IT security incidents.

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Created in February 2000 under the name CERTA, it is the governmental center for monitoring, alert and response to computer attacks in France.

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A non-profit organization founded in 2000 and based in New York.

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Commercial tool used by cybercriminals.

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