https://www.itmedia.co.jp/news/article/2611/05/2000002921/ ITmedia ja OpEd, Opinion 2026-11-05T17:19:11+09:00 医療機関のサイバーセキュリティー強化へ　ランサムウエア攻撃で診療への長期影響リスク Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002912/ ITmedia ja OpEd, Opinion 2026-11-05T15:20:33+09:00 ドコモ通信障害は「5G SA」契約者のみ　4G選択→再起動で利用できる可能性も Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002910/ ITmedia ja OpEd, Opinion 2026-11-05T15:06:01+09:00 不正アクセスで停止の「ふるさとチョイス」6日再開　まずWeb版から Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002908/ ITmedia ja OpEd, Opinion 2026-11-05T14:23:32+09:00 公表済みの脆弱性に気づかず39万6920人分漏えい　採用サービスApplyNow　一部マイナンバーや口座情報も Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002907/ ITmedia ja OpEd, Opinion 2026-11-05T14:11:54+09:00 モスやワークマン、IIJmioも　アララへの不正アクセスで顧客情報の流出発表相次ぐ Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002904/ ITmedia ja OpEd, Opinion 2026-11-05T13:04:06+09:00 【更新】ドコモ、全国で通信障害　通話・データとも利用しづらく Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002902/ ITmedia ja OpEd, Opinion 2026-11-05T12:55:28+09:00 「My docomo」「ドコモオンラインショップ」が緊急メンテ　外部からの不正アクセスの可能性で Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002897/ ITmedia ja OpEd, Opinion 2026-11-05T12:29:15+09:00 「e-Tax」再開　安全性確認、納税者の情報漏えいなし Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002895/ ITmedia ja OpEd, Opinion 2026-11-05T11:20:35+09:00 人気ゲーム「NIKKE」公式PCランチャーで不正プログラム実行か　CDN上でスクリプト改ざん　ユーザーは対策を Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002894/ ITmedia ja OpEd, Opinion 2026-11-05T10:59:38+09:00 OpenAI、「Images 2.6」発表　生成速度50％向上、GIFアニメの生成も可能に Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002873/ ITmedia ja OpEd, Opinion 2026-11-05T10:05:17+09:00 涙に叱責に持論……GMO熊谷代表の謝罪会見、どこがまずかった？　危機管理広報のプロが分析 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002891/ ITmedia ja OpEd, Opinion 2026-11-05T09:56:19+09:00 仏銀行Credit Mutuel Arkeaにサイバー攻撃　委託先経由で侵入、不正送金の被害は約1億ユーロか Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002890/ ITmedia ja OpEd, Opinion 2026-11-05T09:19:59+09:00 仏血液センターの冷蔵設備にサイバー攻撃　温度設定を不正変更、血液製剤への被害は回避 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002889/ ITmedia ja OpEd, Opinion 2026-11-05T08:01:39+09:00 SpaceX、Qualcommと複数年契約　「Starlink Mobile」の地上5G網を2027年から全米に展開へ Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002888/ ITmedia ja OpEd, Opinion 2026-11-05T07:11:20+09:00 米中間選挙で民主党が上下両院を奪還　AI規制強化に現実味、IT大手の株価は上昇 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/05/2000002887/ ITmedia ja OpEd, Opinion 2026-11-05T06:44:32+09:00 e-Taxに「不審な通信」　緊急メンテで利用停止、再開未定　「年末調整できない」悲鳴【復旧】 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002884/ ITmedia ja OpEd, Opinion 2026-11-04T18:51:41+09:00 中国メーカー、出荷前のAndroid端末に犯罪用のバックドアを設置か　Googleが取引停止 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002885/ ITmedia ja OpEd, Opinion 2026-11-04T18:33:11+09:00 無印良品、クレカ「MUJI Card」カード番号全ケタ、約109万件漏えいか　不正アクセスで続報 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002764/ ITmedia ja OpEd, Opinion 2026-11-04T17:39:03+09:00 議事録も資料もAIが作るなら、人間は何をする？　AIエージェントへ舵を切る「Plaud」を試す Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002878/ ITmedia ja OpEd, Opinion 2026-11-04T16:55:18+09:00 デニーズアプリに不正アクセス　旧アプリ移行処理で認証情報を不正作成される　個人情報漏えいか Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002877/ ITmedia ja OpEd, Opinion 2026-11-04T16:36:36+09:00 NTTの島田明社長、不正アクセス攻撃者の遮断で法制化求める　事前の想定が重要と強調 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002870/ ITmedia ja OpEd, Opinion 2026-11-04T13:59:49+09:00 セガ系に不正アクセス　ゲームセンター向けサービス停止　バンダイ系の「太鼓の達人」などにも影響 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002869/ ITmedia ja OpEd, Opinion 2026-11-04T13:13:20+09:00 GitHub、「Copilot Fusion」正式リリース　タスクに応じて最適なAIモデル選択、高性能・低コスト両立 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002866/ ITmedia ja OpEd, Opinion 2026-11-04T12:34:49+09:00 ビックカメラG、メールアドレスなど約1490万件漏えいの可能性　委託先への不正アクセスで Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002805/ ITmedia ja OpEd, Opinion 2026-11-04T12:00:00+09:00 なぜCookie同意バナーの「拒否」ボタンは見つからないのか　1万4000サイト調査で見えた“同意させる”手口 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002804/ ITmedia ja OpEd, Opinion 2026-11-04T12:00:00+09:00 ランサム攻撃で身代金を払う企業・払わない企業の違いとは？　オランダ警察などが約700件の記録から分析 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002861/ ITmedia ja OpEd, Opinion 2026-11-04T10:41:58+09:00 メルアド7700万件流出か　アララメッセージの不正アクセスで続報　共通環境から契約企業のサーバへ侵入　悪用も確認 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002855/ ITmedia ja OpEd, Opinion 2026-11-04T09:37:42+09:00 Apple、刷新版「Siri AI」を全開発者に開放　アプリ連携で予約や注文などの操作が可能に Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002854/ ITmedia ja OpEd, Opinion 2026-11-04T09:37:39+09:00 アソビュー、会員情報1582万件流出　最終ログイン日や利用施設も　メール委託先・アララ不正アクセスで Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002852/ ITmedia ja OpEd, Opinion 2026-11-04T09:09:00+09:00 セブン-イレブン「7NOW」の利用者情報16万件超漏えい　配達委託先に不正アクセス、出前館でも約800件 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002851/ ITmedia ja OpEd, Opinion 2026-11-04T08:33:38+09:00 Microsoft、メモリ8GBのWindows 11 PCを高速化　マルチタスク処理は最大40％向上 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002850/ ITmedia ja OpEd, Opinion 2026-11-04T08:14:41+09:00 GMOペイメント、決済支援システムで「不正なユーザーによる行為」　「Vプリカ」69件漏えい、3件はセキュリティコードも Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002849/ ITmedia ja OpEd, Opinion 2026-11-04T07:31:04+09:00 Google、学校の生徒向けAI機能を原則オフへ　「AIなしのGoogle検索」は選べず批判も Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002848/ ITmedia ja OpEd, Opinion 2026-11-04T07:04:35+09:00 ノジマオンライン、会員情報約700万件漏えい　不正アクセスでサイト休止、再開未定 Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet https://www.itmedia.co.jp/news/article/2611/04/2000002847/ ITmedia ja OpEd, Opinion 2026-11-04T06:32:05+09:00 Aterm設定画面、「PHP使ってないのに.php」なぜ？　NECに聞いた Business, Companies, Economy, Industry, Markets, Headlines, Technology, Internet