{"id":13055,"date":"2025-09-30T20:01:32","date_gmt":"2025-09-30T11:01:32","guid":{"rendered":"https:\/\/m365jp.net\/?p=13055"},"modified":"2025-09-30T20:15:33","modified_gmt":"2025-09-30T11:15:33","slug":"servicerestored-dz1160098-microsoft-defender-xdr-users-may-have-had-missing-device-timeline-and-advanced-hunting-events-in-the-microsoft-defender-for-endpoint-portal","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2025-09-30-servicerestored-dz1160098-microsoft-defender-xdr-users-may-have-had-missing-device-timeline-and-advanced-hunting-events-in-the-microsoft-defender-for-endpoint-portal","title":{"rendered":"[serviceRestored] DZ1160098 | Microsoft Defender XDR | Users may have had missing device timeline and advanced hunting events in the Microsoft Defender for Endpoint portal"},"content":{"rendered":"
\n
\n
\n\n\n\n
DZ1160098 | Microsoft Defender XDR | Users may have had missing device timeline and advanced hunting events in the Microsoft Defender for Endpoint portal<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceRestored<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nUsers may have had missing device timeline and advanced hunting events in the Microsoft Defender for Endpoint portal.<\/td>\n<\/tr>\n
Last Updated<\/th>\n09\/30\/2025 10:37:55<\/td>\n<\/tr>\n
Start Time<\/th>\n09\/03\/2025 05:09:00<\/td>\n<\/tr>\n
End Time<\/th>\n09\/30\/2025 10:35:55<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Users may have had missing device timeline and advanced hunting events in the Microsoft Defender for Endpoint portal<\/p>\n

User impact: Users may have had missing device timeline and advanced hunting events in the Microsoft Defender for Endpoint portal.<\/p>\n

More info: This issue only impacted some workstation endpoints and not servers.<\/p>\n

Final status: We’ve confirmed after a period of monitoring that impact is no longer occurring.<\/p>\n

Scope of impact: This issue may have impacted some users’ workstation, and some device timeline and advanced hunting events may have been missing in the Microsoft Defender for Endpoint portal.<\/p>\n

Start time: Wednesday, September 3, 2025, at 5:09 AM UTC<\/p>\n

End time: Saturday, September 27, 2025, at 1:00 PM UTC<\/p>\n

Root cause: A recent change to provide updates to the mechanism of data collection for timeline and advanced hunting events was resulting in impact.<\/p>\n

Next steps:
– We’re reviewing our recent change procedures to help prevent similar impact from happening again.<\/p>\n

This is the final update for the event.<\/td>\n<\/tr>\n

Machine Translation<\/th>\n\u30bf\u30a4\u30c8\u30eb: \u30e6\u30fc\u30b6\u30fc\u306f\u3001Microsoft Defender for Endpoint\u30dd\u30fc\u30bf\u30eb\u3067\u30c7\u30d0\u30a4\u30b9\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u3068\u9ad8\u5ea6\u306a\u30cf\u30f3\u30c6\u30a3\u30f3\u30b0 \u30a4\u30d9\u30f3\u30c8\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/p>\n

\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u5f71\u97ff: \u30e6\u30fc\u30b6\u30fc\u306f\u3001Microsoft Defender for Endpoint\u30dd\u30fc\u30bf\u30eb\u3067\u30c7\u30d0\u30a4\u30b9\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u3068\u9ad8\u5ea6\u306a\u30cf\u30f3\u30c6\u30a3\u30f3\u30b0 \u30a4\u30d9\u30f3\u30c8\u304c\u6b20\u843d\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u8a73\u7d30: \u3053\u306e\u554f\u984c\u306f\u3001\u4e00\u90e8\u306e\u30ef\u30fc\u30af\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3 \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u306e\u307f\u5f71\u97ff\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n

\u6700\u7d42\u30b9\u30c6\u30fc\u30bf\u30b9: \u4e00\u5b9a\u671f\u9593\u306e\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u7d50\u679c\u3001\u5f71\u97ff\u304c\u3082\u306f\u3084\u767a\u751f\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

\u5f71\u97ff\u306e\u7bc4\u56f2: \u3053\u306e\u554f\u984c\u306f\u4e00\u90e8\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u30ef\u30fc\u30af\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u305f\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u4e00\u90e8\u306e\u30c7\u30d0\u30a4\u30b9 \u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u3068\u9ad8\u5ea6\u306a\u30cf\u30f3\u30c6\u30a3\u30f3\u30b0 \u30a4\u30d9\u30f3\u30c8\u304cMicrosoft Defender for Endpoint\u30dd\u30fc\u30bf\u30eb\u306b\u6b20\u843d\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u958b\u59cb\u6642\u9593: 2025 \u5e74 9 \u6708 3 \u65e5\u6c34\u66dc\u65e5\u5348\u524d 5 \u6642 09 \u5206 UTC<\/p>\n

\u7d42\u4e86\u6642\u523b: 2025 \u5e74 9 \u6708 27 \u65e5\u571f\u66dc\u65e5\u5348\u5f8c 1:00 UTC<\/p>\n

\u6839\u672c\u539f\u56e0: \u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u3068\u9ad8\u5ea6\u306a\u30cf\u30f3\u30c6\u30a3\u30f3\u30b0 \u30a4\u30d9\u30f3\u30c8\u306e\u30c7\u30fc\u30bf\u53ce\u96c6\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u66f4\u65b0\u3059\u308b\u305f\u3081\u306e\u6700\u8fd1\u306e\u5909\u66f4\u306b\u3088\u308a\u3001\u5f71\u97ff\u304c\u767a\u751f\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n

\u6b21\u306e\u30b9\u30c6\u30c3\u30d7:
– \u540c\u69d8\u306e\u5f71\u97ff\u304c\u518d\u3073\u767a\u751f\u3057\u306a\u3044\u3088\u3046\u306b\u3001\u6700\u8fd1\u306e\u5909\u66f4\u624b\u9806\u3092\u898b\u76f4\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u30a4\u30d9\u30f3\u30c8\u306e\u6700\u7d42\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3067\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

DZ1160098 | Microsoft Defender XDR | Users may have had missing device timeline and advanced hunting events in […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13055","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13055","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/comments?post=13055"}],"version-history":[{"count":0,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/posts\/13055\/revisions"}],"wp:attachment":[{"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/media?parent=13055"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/categories?post=13055"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m365jp.net\/index.php\/wp-json\/wp\/v2\/tags?post=13055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}