ウェブページの更新チェックは、毎日1回だけならブラウザを開いて確認すれば済みます。しかしチェックする対象が増えていくにつれ、手動確認はどんどん大変になってしまいます。「changedetection.io」はウェブページの内容を定期的に取得し、前回取 ...

Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.

On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow ...

Ghostwriter’s March 2026 Ukraine attacks use PDF lures and geofencing to deploy Cobalt Strike on government targets.

FrostyNeighbor, a long-running cyberespionage actor apparently aligned with the interests of Belarus, has been active recently in campaigns targeting governmental organizations in Ukraine.This latest ...