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Q: What is the primary objective of the PDIS certification?A: To verify that a service provider has the capability to detect security incidents affecting critical information systems (CII) in compliance with French law.
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Q: What does the acronym 'PDIS' stand for?A: Prestataires de Dction des Incidents de SritSecurity Incident Detection Service Providers).
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Q: What are the two main types of data that a PDIS is expected to collect?A: Technical logs (from systems, networks, applications) and Security alerts (from detection probes).
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Q: What is the maximum duration for retaining technical logs according to the PDIS requirements?A: Typically 1 year (or as defined by the specific service level agreement, but bounded by regulatory limits).
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Q: What specific role must be separated from the 'Analyst' role in a PDIS?A: The 'Administrator' role of the detection service itself, to prevent tampering with evidence.
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Q: What is the 'Qualification' process mentioned?A: A formal evaluation by a certified audit provider (LSTI, etc.) to ensure the PDIS meets all ANSSI requirements.
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Q: Does the PDIS regulation apply to all companies in France?A: No, it is primarily targeted at Operators of Vital Importance (OIV) and Critical Information Infrastructure (CII).
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Q: What physical security requirement is mandated for the SOC premises?A: Strict access control, video surveillance, and separation of the SOC zone from other business areas.
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Q: What is the requirement regarding 'Data Sovereignty' for PDIS?A: Data collected from critical systems must be stored and processed within France or a trusted jurisdiction.
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Q: How must a PDIS handle 'False Positives'?A: They must have a documented process for tuning detection rules to minimize false positives while maintaining detection efficacy.
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