SHD / MC Checker

[investigating] DZ1223715 | Microsoft Defender XDR | Users may be unable to access Threat Analytics in the Microsoft Defender XDR portal



DZ1223715 | Microsoft Defender XDR | Users may be unable to access Threat Analytics in the Microsoft Defender XDR portal

Status investigating
Classification advisory
User Impact Users may have been unable to access Threat Analytics in the Microsoft Defender XDR portal.
Last Updated 01/28/2026 18:47:23
Start Time 01/28/2026 18:20:39
End Time
Latest Message Title: Users may be unable to access Threat Analytics in the Microsoft Defender XDR portal

User impact: Users may have been unable to access Threat Analytics in the Microsoft Defender XDR portal.

Current status: We’ve investigated a problem in which users may have been unable to access Threat Analytics in the Microsoft Defender XDR portal and confirmed that service is now restored. We’ll provide additional information in a closure summary within the “History” section of the “Service health” dashboard shortly.

Machine Translation タイトル:Microsoft Defender XDRポータルでユーザーが脅威分析にアクセスできない場合があります

ユーザーへの影響:Microsoft Defender XDRポータルの脅威分析にアクセスできなかった可能性があります。

現状:Microsoft Defender XDRポータルでユーザーが脅威分析にアクセスできなかった可能性がある問題を調査し、サービスが復旧したことを確認します。「サービスヘルス」ダッシュボードの「履歴」セクション内の閉鎖概要で、まもなく追加情報を提供いたします。