* [Blog](https://www.paloaltonetworks.com.au/blog) * [Palo Alto Networks](https://www.paloaltonetworks.com.au/blog/corporate) * ransomware threat report # Palo Alto Networks ## ransomware threat report [![ランサムウェアによる身代金平均支払額は今年71％増加 100万ドルに迫る勢い](https://www.paloaltonetworks.com.au/blog/wp-content/uploads/2022/06/Light-of-the-Monitor.jpg)](https://www.paloaltonetworks.com.au/blog/2022/06/average-ransomware-payment-update/?lang=ja) [ランサムウェアによる身代金平均支払額は今年71％増加 100万ドルに迫る勢い \--------------------------------------](https://www.paloaltonetworks.com.au/blog/2022/06/average-ransomware-payment-update/?lang=ja) 年次RSA Conferenceではサイバーセキュリティ専門家が何千人もサンフランシスコに集まるので、2022年にこれまでに見られたランサムウェアの活動をさっと振り返ってみてもよいかと思います。 [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown) [Public Sector](https://www.paloaltonetworks.com/blog/category/public-sector-ja/?lang=ja&ts=markdown) [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) Jun 07, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") ## Palo Alto Networks *** ** * ** *** [Announcements](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown) *** ** * ** *** [Company \& Culture](https://www.paloaltonetworks.com/blog/category/company-culture/?ts=markdown) *** ** * ** *** [Points of View](https://www.paloaltonetworks.com/blog/category/points-of-view/?ts=markdown) *** ** * ** *** [Public Sector](https://www.paloaltonetworks.com/blog/category/public-sector/?ts=markdown) *** ** * ** *** [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown) *** ** * ** *** [Partners](https://www.paloaltonetworks.com/blog/category/partners/?ts=markdown) *** ** * ** *** ![ランサムウェアが与えるビジネスインパクト](https://www.paloaltonetworks.com.au/blog/wp-content/uploads/2021/06/Aerial-Sunset-2.jpg) [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown) ## [ランサムウェアが与えるビジネスインパクト](https://www.paloaltonetworks.com.au/blog/2022/04/ransomware-business-impact/?lang=ja) ランサムウェアによって被害を受けた国内企業・組織の被害に関する報道が珍しくなくなってきています。警察庁が発表した「令和３年におけるサイバー空間をめぐる脅威の情勢等について」によると、警察庁に報告のあった昨年度の国内ランサムウェア被害件数は147件であり、半年ごとの集計では増加傾向... Apr 25, 2022 By [Kaoru Hayashi](https://www.paloaltonetworks.com/blog/author/khayashi/?lang=ja&ts=markdown "Posts by Kaoru Hayashi") ![ランサムウェアのトレンド: 身代金の高騰と脅迫手口の進化](https://www.paloaltonetworks.com.au/blog/wp-content/uploads/2022/03/Contemplating.jpg) [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services-ja/?lang=ja&ts=markdown), [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) ## [ランサムウェアのトレンド: 身代金の高騰と脅迫手口の進化](https://www.paloaltonetworks.com.au/blog/2022/04/ransomware-trends-demands-dark-web-leak-sites/?lang=ja) 最近公開された「2022年度版：Unit 42 ランサムウェア脅威レポート」の中で、ランサムウェア事件による被害額がまたも記録を更新したことをお伝えしました。攻撃者が被害者の実名をダークウェブの「リークサイト」で掲載し盗んだ機密データを公に... Apr 11, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") ![ランサムウェア攻撃対象のトップに医療関連組織](https://www.paloaltonetworks.com.au/blog/wp-content/uploads/2021/08/Doc-with-Tablet.jpg) [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) ## [ランサムウェア攻撃対象のトップに医療関連組織](https://www.paloaltonetworks.com.au/blog/2021/08/healthcare-organizations-are-the-top-target/?lang=ja) 「2021 Unit 42 ランサムウェア脅威レポート」によると、2020年にランサムウェアにもっとも狙われた業種は医療分野でした。同レポートでは「ランサムウェアオペレータは新型コロナウイルス感染症患者の急増に医療機関が大きなプレッシャーを受けている状況を知っ... Aug 26, 2021 By [Steve Morrison](https://www.paloaltonetworks.com/blog/author/steve-morrison/?lang=ja&ts=markdown "Posts by Steve Morrison") ![ランサムウェア危機が深刻化 四重恐喝により支払額は過去最高を記録](https://www.paloaltonetworks.com.au/blog/wp-content/uploads/2021/07/Discussion.jpg) [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) ## [ランサムウェア危機が深刻化 四重恐喝により支払額は過去最高を記録](https://www.paloaltonetworks.com.au/blog/2021/08/ransomware-crisis/?lang=ja) ランサムウェアの平均支払額は、2020年から82％上昇し、2021年上半期には57万ドルという高値を更新しました。これは、サイバー犯罪者がより攻撃的な戦術を採用して組織に巨額の身代金支払いを迫った結果です。この増加は昨年の平均支払額が171... Aug 19, 2021 By [Ramarcus Baylor](https://www.paloaltonetworks.com/blog/author/ramarcus-baylor/?lang=ja&ts=markdown "Posts by Ramarcus Baylor"), [Jeremy Brown](https://www.paloaltonetworks.com/blog/author/jeremy-brown/?lang=ja&ts=markdown "Posts by Jeremy Brown") and [John Martineau](https://www.paloaltonetworks.com/blog/author/john-martineau/?lang=ja&ts=markdown "Posts by John Martineau") ![ランサムウェア対策はインシデントの発生前に](https://www.paloaltonetworks.com.au/blog/wp-content/uploads/2021/07/Top-Down-Collaboration.jpg) [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown), [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) ## [ランサムウェア対策はインシデントの発生前に](https://www.paloaltonetworks.com.au/blog/2021/08/protect-against-ransomware/?lang=ja) 最近のREvilランサムウェアギャングによるKaseya VSAへの攻撃では、Kaseyaの多数の顧客も攻撃対象となりました。Kaseyaは自社の顧客にプラットフォームの利用を停止するよう緊急提言を出し、多数の顧客がその求めに応じました。こ... 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