キーの有効期間とは？
キーの有効期間 The maximum period that a cryptographic key is allowed to be active and used for cryptographic operations before mandatory expiration or replacement.
Source: ISO 27001, NIST Cybersecurity Framework, MITRE ATT&CK
How is “キーの有効期間” Used in Practice?
キーの有効期間を制限することで攻撃者のチャンスが減り、多くのコンプライアンス基準で義務付けられています。
Certification Exam Relevance
Who Needs to Know This Term?
- SOC Analysts
- Security Engineers
- Incident Responders
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キーの有効期間とは？
The maximum period that a cryptographic key is allowed to be active and used for cryptographic operations before mandatory expiration or replacement.
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