Cybersecurity English
Cryptography

失効状態とは?

失効状態 The current validity state of a digital certificate, indicating whether it has been revoked by the issuing certificate authority (CA) and is no longer trusted.

Source: ISO 27001, NIST Cybersecurity Framework, MITRE ATT&CK

How is “失効状態” Used in Practice?

失効状態はOCSPまたはCRLで確認され、証明書が信頼される前に失効していないことを保証します。

Certification Exam Relevance

CISSPCompTIA Security+CEH

Who Needs to Know This Term?

  • SOC Analysts
  • Security Engineers
  • Incident Responders

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Frequently Asked Questions

失効状態とは?

The current validity state of a digital certificate, indicating whether it has been revoked by the issuing certificate authority (CA) and is no longer trusted.

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