Get to know # Ryan Olson *** ** * ** *** Blogs by Ryan Olson Sort By: Recent Recent Popular *** ** * ** *** [![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://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/06/Light-of-the-Monitor.jpg)](https://www2.paloaltonetworks.com/blog/2022/06/average-ransomware-payment-update/?lang=ja) ## [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) ### [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://www2.paloaltonetworks.com/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� Jun 07, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** [![ランサムウェアのトレンド: 身代金の高騰と脅迫手口の進化](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/03/Contemplating.jpg)](https://www2.paloaltonetworks.com/blog/2022/04/ransomware-trends-demands-dark-web-leak-sites/?lang=ja) ## [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://www2.paloaltonetworks.com/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� Apr 11, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** [![パロアルトネットワークスの提供するApache Log4jからの包括的保護](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/12/Coding-1.jpg)](https://www2.paloaltonetworks.com/blog/2022/01/defense-for-apache-log4j/?lang=ja) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown), [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) ### [パロアルトネットワークスの提供するApache Log4jからの包括的保護...](https://www2.paloaltonetworks.com/blog/2022/01/defense-for-apache-log4j/?lang=ja) Apache Log4jの脆弱性は影響範囲が大きく、修復に数日〜数週間かかる場合もあることから大きな問題となっています。弊社のお客様は、防御・検出・対応の全サイクルで同脆弱性を悪用する攻撃から保護されています。その方法を解説します。 Jan 04, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** [![BendyBearの名で知られる高度なサイバースパイツールを暴く](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/02/Espionage-r3d3.png)](https://www2.paloaltonetworks.com/blog/2021/02/u42-bendybear/?lang=ja) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown) ### [BendyBearの名で知られる高度なサイバースパイツールを暴く...](https://www2.paloaltonetworks.com/blog/2021/02/u42-bendybear/?lang=ja) Unit 42はサイバースパイツールBendyBearに関する記事を公開しました。同ツールはこれまでに発見されたなかでも飛び抜けてステルス性能が高く、高度に洗練されたツールの1つです。 Feb 15, 2021 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** [![COVID-19で2020年はサイバー犯罪のゴールドラッシュに](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2020/03/IMG_2009.jpg)](https://www2.paloaltonetworks.com/blog/2020/08/unit-42-cybercrime-gold-rush/?lang=ja) ## [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown) ### [COVID-19で2020年はサイバー犯罪のゴールドラッシュに](https://www2.paloaltonetworks.com/blog/2020/08/unit-42-cybercrime-gold-rush/?lang=ja) COVID-19に関する情報や衛生必需品は常に供給が追いつかず、疾病の蔓延状況に応じて社会のニーズも変わることから、サイバー攻撃に悪用されるテーマにも進化が見られます。本稿では今後予想されるシナリオと推奨される防御手法を個人別・企業別にまとめました。 Aug 12, 2020 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** *** ** * ** *** Blogs by Ryan Olson Sort By: Popular Popular Recent *** ** * ** *** [![COVID-19で2020年はサイバー犯罪のゴールドラッシュに](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2020/03/IMG_2009.jpg)](https://www2.paloaltonetworks.com/blog/2020/08/unit-42-cybercrime-gold-rush/?lang=ja) ## [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise-2/?lang=ja&ts=markdown) ### [COVID-19で2020年はサイバー犯罪のゴールドラッシュに](https://www2.paloaltonetworks.com/blog/2020/08/unit-42-cybercrime-gold-rush/?lang=ja) COVID-19に関する情報や衛生必需品は常に供給が追いつかず、疾病の蔓延状況に応じて社会のニーズも変わることから、サイバー攻撃に悪用されるテーマにも進化が見られます。本稿では今後予想されるシナリオと推奨される防御手法を個人別・企業別にまとめました。 Aug 12, 2020 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://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/06/Light-of-the-Monitor.jpg)](https://www2.paloaltonetworks.com/blog/2022/06/average-ransomware-payment-update/?lang=ja) ## [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) ### [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://www2.paloaltonetworks.com/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� Jun 07, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** [![ランサムウェアのトレンド: 身代金の高騰と脅迫手口の進化](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/03/Contemplating.jpg)](https://www2.paloaltonetworks.com/blog/2022/04/ransomware-trends-demands-dark-web-leak-sites/?lang=ja) ## [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://www2.paloaltonetworks.com/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� Apr 11, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** [![パロアルトネットワークスの提供するApache Log4jからの包括的保護](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/12/Coding-1.jpg)](https://www2.paloaltonetworks.com/blog/2022/01/defense-for-apache-log4j/?lang=ja) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown), [視点](https://www.paloaltonetworks.com/blog/category/%e8%a6%96%e7%82%b9/?lang=ja&ts=markdown) ### [パロアルトネットワークスの提供するApache Log4jからの包括的保護...](https://www2.paloaltonetworks.com/blog/2022/01/defense-for-apache-log4j/?lang=ja) Apache Log4jの脆弱性は影響範囲が大きく、修復に数日〜数週間かかる場合もあることから大きな問題となっています。弊社のお客様は、防御・検出・対応の全サイクルで同脆弱性を悪用する攻撃から保護されています。その方法を解説します。 Jan 04, 2022 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** [![BendyBearの名で知られる高度なサイバースパイツールを暴く](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2021/02/Espionage-r3d3.png)](https://www2.paloaltonetworks.com/blog/2021/02/u42-bendybear/?lang=ja) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown) ### [BendyBearの名で知られる高度なサイバースパイツールを暴く...](https://www2.paloaltonetworks.com/blog/2021/02/u42-bendybear/?lang=ja) Unit 42はサイバースパイツールBendyBearに関する記事を公開しました。同ツールはこれまでに発見されたなかでも飛び抜けてステルス性能が高く、高度に洗練されたツールの1つです。 Feb 15, 2021 By [Ryan Olson](https://www.paloaltonetworks.com/blog/author/ryan-olson/?lang=ja&ts=markdown "Posts by Ryan Olson") *** ** * ** *** {#footer} {#footer} ## Products and Services * [AI-Powered Network Security Platform](https://www.paloaltonetworks.com/network-security?ts=markdown) * [Secure AI by Design](https://www.paloaltonetworks.com/precision-ai-security/secure-ai-by-design?ts=markdown) * [Prisma AIRS](https://www.paloaltonetworks.com/prisma/prisma-ai-runtime-security?ts=markdown) * [AI Access Security](https://www.paloaltonetworks.com/sase/ai-access-security?ts=markdown) * [Cloud Delivered Security 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