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articles/defender-for-cloud/alerts-reference.md

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| **Unusual user-application pair accessed a key vault**<br>(KV_UserAppAnomaly) | A key vault has been accessed by a user-service principal pair that doesn't normally access it. This anomalous access pattern may be legitimate activity, but it could be an indication that a threat actor has gained access to the key vault in an attempt to access the secrets contained within it. We recommend further investigations. | Credential Access | Medium |
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| **User accessed high volume of key vaults**<br>(KV_AccountVolumeAnomaly) | A user or service principal has accessed an anomalously high volume of key vaults. This anomalous access pattern may be legitimate activity, but it could be an indication that a threat actor has gained access to multiple key vaults in an attempt to access the secrets contained within them. We recommend further investigations. | Credential Access | Medium |
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| **Denied access from a suspicious IP to a key vault**<br>(KV_SuspiciousIPAccessDenied) | An unsuccessful key vault access has been attempted by an IP that has been identified by Microsoft Threat Intelligence as a suspicious IP address. Though this attempt was unsuccessful, it indicates that your infrastructure might have been compromised. We recommend further investigations. | Credential Access | Low |
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| **Key vault unusual IP access - unusual IP accessing key vault**<br><br />(KV_UnusualAccessFromSuspeciousIP) | A user or service principal has attempted anomalous access to key vaults from a non-Microsoft IP in the last 24 hours. This anomalous access pattern may be legitimate activity. It could be an indication of a possible attempt to gain access of the key vault and the secrets contained within it. We recommend further investigations. | Credential Access | Medium |
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| **Key vault unusual IP access - unusual IP accessing key vault**<br>(KV_UnusualAccessSuspiciousIP) | A user or service principal has attempted anomalous access to key vaults from a non-Microsoft IP in the last 24 hours. This anomalous access pattern may be legitimate activity. It could be an indication of a possible attempt to gain access of the key vault and the secrets contained within it. We recommend further investigations. | Credential Access | Medium |
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## <a name="alerts-azureddos"></a>Alerts for Azure DDoS Protection

articles/defender-for-cloud/release-notes.md

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| Alert (alert type) | Description | MITRE tactics | Severity |
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|---|---|:-:|---|
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| **Key vault unusual IP access - unusual IP accessing key vault**<br><br />(KV_UnusualAccessFromSuspeciousIP) | A user or service principal has attempted anomalous access to key vaults from a non-Microsoft IP in the last 24 hours. This anomalous access pattern may be legitimate activity. It could be an indication of a possible attempt to gain access of the key vault and the secrets contained within it. We recommend further investigations. | Credential Access | Medium |
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| **Key vault unusual IP access - unusual IP accessing key vault**<br>(KV_UnusualAccessSuspiciousIP) | A user or service principal has attempted anomalous access to key vaults from a non-Microsoft IP in the last 24 hours. This anomalous access pattern may be legitimate activity. It could be an indication of a possible attempt to gain access of the key vault and the secrets contained within it. We recommend further investigations. | Credential Access | Medium |
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For all of the available alerts, see [Alerts for Azure Key Vault](alerts-reference.md#alerts-azurekv).
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## April 2023
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