Get to know # Mark Brozek Mark Brozek is a Content Marketing Manager at Palo Alto Networks. *** ** * ** *** Blogs by Mark Brozek Sort By: Recent Recent Popular *** ** * ** *** [![セキュリティオペレーションチームがゼロトラストを維持する方法](https://www.paloaltonetworks.com/blog/wp-content/uploads/2021/01/Zero-Trust-Blog-400x300-V1-1.jpg)](https://www.paloaltonetworks.com/blog/2021/02/zero-trust-security-operations-team/?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), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security-ja/?lang=ja&ts=markdown) ### [セキュリティオペレーションチームがゼロトラストを維持する方法...](https://www.paloaltonetworks.com/blog/2021/02/zero-trust-security-operations-team/?lang=ja) 組織のインフラ全体にゼロトラスト戦略を行き渡らせるうえで、重要な役割を果たすのがセキュリティオペレーションチームです。彼らが効果的にオペレーションを回せるようCortex XDR、Cortex XSOAR の 2つのツールが支援します。 Feb 04, 2021 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** [![ネットワークトラフィック分析と振る舞い検出にファイアウォールを活用する方法](https://www.paloaltonetworks.com/blog/wp-content/uploads/2020/02/image2-2.png)](https://www.paloaltonetworks.com/blog/2020/03/cortex-network-traffic-analysis/?lang=ja) ## [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown) ### [ネットワークトラフィック分析と振る舞い検出にファイアウォールを活用する方法...](https://www.paloaltonetworks.com/blog/2020/03/cortex-network-traffic-analysis/?lang=ja) ネットワークトラフィック分析にファイアウォールのログを活用するヒントとは? SOCによるケーススタディを交えつつ、ベンダをまたぐファイアウォールデータも活用して一気通貫にインシデントレスポンスを行うファイアウォール活用術について説明します。 Mar 13, 2020 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** [![XDRとは何か](https://www.paloaltonetworks.com/blog/wp-content/uploads/2019/12/Featured-image-XDR.png)](https://www.paloaltonetworks.com/blog/2019/12/cortex-what-is-xdr/?lang=ja) ## [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown), [カテゴリーなし](https://www.paloaltonetworks.com/blog/category/%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa%e3%83%bc%e3%81%aa%e3%81%97/?lang=ko&ts=markdown) ### [XDRとは何か](https://www.paloaltonetworks.com/blog/2019/12/cortex-what-is-xdr/?lang=ja) \[caption id="attachment\_104323" align="aligncenter" width="874"\] Cortex XDRの処理フロー概念図\[/caption\] ここ最近、私たちパロアルトネ� Dec 16, 2019 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** [![SOCアナリストの「アラート対応疲れ」を緩和する方法](https://www.paloaltonetworks.com/blog/wp-content/uploads/2019/07/Mitre-blog-illustration-01-1.png)](https://www.paloaltonetworks.com/blog/2019/07/help-soc-analysts-fight-alert-fatigue/?lang=ja) ## [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown), [カテゴリーなし](https://www.paloaltonetworks.com/blog/category/%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa%e3%83%bc%e3%81%aa%e3%81%97/?lang=ko&ts=markdown) ### [SOCアナリストの「アラート対応疲れ」を緩和する方法](https://www.paloaltonetworks.com/blog/2019/07/help-soc-analysts-fight-alert-fatigue/?lang=ja) SOCアナリストが対応できるセキュリティツールのアラートは、全体の14％にすぎないことが分かっています。ほとんどのアラートが誤検知であることを示すデータもあり、このような結果になるのも無理はないといえるでしょう。そこで押し寄せるアラートの波に疲弊するSOCアナリストの負担を軽減する3つの対策について解説します。 Jul 23, 2019 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** *** ** * ** *** Blogs by Mark Brozek Sort By: Popular Popular Recent *** ** * ** *** [![ネットワークトラフィック分析と振る舞い検出にファイアウォールを活用する方法](https://www.paloaltonetworks.com/blog/wp-content/uploads/2020/02/image2-2.png)](https://www.paloaltonetworks.com/blog/2020/03/cortex-network-traffic-analysis/?lang=ja) ## [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown) ### [ネットワークトラフィック分析と振る舞い検出にファイアウォールを活用する方法...](https://www.paloaltonetworks.com/blog/2020/03/cortex-network-traffic-analysis/?lang=ja) ネットワークトラフィック分析にファイアウォールのログを活用するヒントとは? SOCによるケーススタディを交えつつ、ベンダをまたぐファイアウォールデータも活用して一気通貫にインシデントレスポンスを行うファイアウォール活用術について説明します。 Mar 13, 2020 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** [![XDRとは何か](https://www.paloaltonetworks.com/blog/wp-content/uploads/2019/12/Featured-image-XDR.png)](https://www.paloaltonetworks.com/blog/2019/12/cortex-what-is-xdr/?lang=ja) ## [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown), [カテゴリーなし](https://www.paloaltonetworks.com/blog/category/%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa%e3%83%bc%e3%81%aa%e3%81%97/?lang=ko&ts=markdown) ### [XDRとは何か](https://www.paloaltonetworks.com/blog/2019/12/cortex-what-is-xdr/?lang=ja) \[caption id="attachment\_104323" align="aligncenter" width="874"\] Cortex XDRの処理フロー概念図\[/caption\] ここ最近、私たちパロアルトネ� Dec 16, 2019 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** [![SOCアナリストの「アラート対応疲れ」を緩和する方法](https://www.paloaltonetworks.com/blog/wp-content/uploads/2019/07/Mitre-blog-illustration-01-1.png)](https://www.paloaltonetworks.com/blog/2019/07/help-soc-analysts-fight-alert-fatigue/?lang=ja) ## [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must/?lang=ja&ts=markdown), [Secure the Future](https://www.paloaltonetworks.com/blog/category/secure-the-future-2/?lang=ja&ts=markdown), [カテゴリーなし](https://www.paloaltonetworks.com/blog/category/%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa%e3%83%bc%e3%81%aa%e3%81%97/?lang=ko&ts=markdown) ### [SOCアナリストの「アラート対応疲れ」を緩和する方法](https://www.paloaltonetworks.com/blog/2019/07/help-soc-analysts-fight-alert-fatigue/?lang=ja) SOCアナリストが対応できるセキュリティツールのアラートは、全体の14％にすぎないことが分かっています。ほとんどのアラートが誤検知であることを示すデータもあり、このような結果になるのも無理はないといえるでしょう。そこで押し寄せるアラートの波に疲弊するSOCアナリストの負担を軽減する3つの対策について解説します。 Jul 23, 2019 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** [![セキュリティオペレーションチームがゼロトラストを維持する方法](https://www.paloaltonetworks.com/blog/wp-content/uploads/2021/01/Zero-Trust-Blog-400x300-V1-1.jpg)](https://www.paloaltonetworks.com/blog/2021/02/zero-trust-security-operations-team/?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), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security-ja/?lang=ja&ts=markdown) ### [セキュリティオペレーションチームがゼロトラストを維持する方法...](https://www.paloaltonetworks.com/blog/2021/02/zero-trust-security-operations-team/?lang=ja) 組織のインフラ全体にゼロトラスト戦略を行き渡らせるうえで、重要な役割を果たすのがセキュリティオペレーションチームです。彼らが効果的にオペレーションを回せるようCortex XDR、Cortex XSOAR の 2つのツールが支援します。 Feb 04, 2021 By [Mark Brozek](https://www.paloaltonetworks.com/blog/author/mark-brozek/?lang=ja&ts=markdown "Posts by Mark Brozek") *** ** * ** *** {#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 Services](https://www.paloaltonetworks.com/network-security/security-subscriptions?ts=markdown) * [Advanced Threat Prevention](https://www.paloaltonetworks.com/network-security/advanced-threat-prevention?ts=markdown) * [Advanced URL Filtering](https://www.paloaltonetworks.com/network-security/advanced-url-filtering?ts=markdown) * [Advanced WildFire](https://www.paloaltonetworks.com/network-security/advanced-wildfire?ts=markdown) * [Advanced DNS Security](https://www.paloaltonetworks.com/network-security/advanced-dns-security?ts=markdown) * [Enterprise Data Loss Prevention](https://www.paloaltonetworks.com/sase/enterprise-data-loss-prevention?ts=markdown) * [Enterprise IoT Security](https://www.paloaltonetworks.com/network-security/enterprise-device-security?ts=markdown) * [Medical IoT Security](https://www.paloaltonetworks.com/network-security/medical-device-security?ts=markdown) * [Industrial OT Security](https://www.paloaltonetworks.com/network-security/medical-device-security?ts=markdown) * [SaaS Security](https://www.paloaltonetworks.com/sase/saas-security?ts=markdown) * [Next-Generation Firewalls](https://www.paloaltonetworks.com/network-security/next-generation-firewall?ts=markdown) * [Hardware Firewalls](https://www.paloaltonetworks.com/network-security/hardware-firewall-innovations?ts=markdown) * [Software Firewalls](https://www.paloaltonetworks.com/network-security/software-firewalls?ts=markdown) * [Strata Cloud Manager](https://www.paloaltonetworks.com/network-security/strata-cloud-manager?ts=markdown) * [SD-WAN for NGFW](https://www.paloaltonetworks.com/network-security/sd-wan-subscription?ts=markdown) * [PAN-OS](https://www.paloaltonetworks.com/network-security/pan-os?ts=markdown) * [Panorama](https://www.paloaltonetworks.com/network-security/panorama?ts=markdown) * [Secure Access Service Edge](https://www.paloaltonetworks.com/sase?ts=markdown) * [Prisma SASE](https://www.paloaltonetworks.com/sase?ts=markdown) * [Application Acceleration](https://www.paloaltonetworks.com/sase/app-acceleration?ts=markdown) * [Autonomous Digital Experience Management](https://www.paloaltonetworks.com/sase/adem?ts=markdown) * [Enterprise DLP](https://www.paloaltonetworks.com/sase/enterprise-data-loss-prevention?ts=markdown) * [Prisma Access](https://www.paloaltonetworks.com/sase/access?ts=markdown) * [Prisma Browser](https://www.paloaltonetworks.com/sase/prisma-browser?ts=markdown) * [Prisma SD-WAN](https://www.paloaltonetworks.com/sase/sd-wan?ts=markdown) * [Remote Browser Isolation](https://www.paloaltonetworks.com/sase/remote-browser-isolation?ts=markdown) * [SaaS Security](https://www.paloaltonetworks.com/sase/saas-security?ts=markdown) * [AI-Driven Security Operations Platform](https://www.paloaltonetworks.com/cortex?ts=markdown) * [Cloud Security](https://www.paloaltonetworks.com/cortex/cloud?ts=markdown) * [Cortex Cloud](https://www.paloaltonetworks.com/cortex/cloud?ts=markdown) * [Application Security](https://www.paloaltonetworks.com/cortex/cloud/application-security?ts=markdown) * [Cloud Posture Security](https://www.paloaltonetworks.com/cortex/cloud/cloud-posture-security?ts=markdown) * [Cloud Runtime Security](https://www.paloaltonetworks.com/cortex/cloud/runtime-security?ts=markdown) * [Prisma Cloud](https://www.paloaltonetworks.com/prisma/cloud?ts=markdown) * [AI-Driven SOC](https://www.paloaltonetworks.com/cortex?ts=markdown) * [Cortex XSIAM](https://www.paloaltonetworks.com/cortex/cortex-xsiam?ts=markdown) * [Cortex XDR](https://www.paloaltonetworks.com/cortex/cortex-xdr?ts=markdown) * [Cortex XSOAR](https://www.paloaltonetworks.com/cortex/cortex-xsoar?ts=markdown) * [Cortex Xpanse](https://www.paloaltonetworks.com/cortex/cortex-xpanse?ts=markdown) * [Unit 42 Managed Detection \& Response](https://www.paloaltonetworks.com/cortex/managed-detection-and-response?ts=markdown) * [Managed XSIAM](https://www.paloaltonetworks.com/cortex/managed-xsiam?ts=markdown) * [Threat Intel and Incident Response Services](https://www.paloaltonetworks.com/unit42?ts=markdown) * [Proactive Assessments](https://www.paloaltonetworks.com/unit42/assess?ts=markdown) * [Incident Response](https://www.paloaltonetworks.com/unit42/respond?ts=markdown) * [Transform Your Security Strategy](https://www.paloaltonetworks.com/unit42/transform?ts=markdown) * [Discover Threat Intelligence](https://www.paloaltonetworks.com/unit42/threat-intelligence-partners?ts=markdown) ## Company * [About Us](https://www.paloaltonetworks.com/about-us?ts=markdown) * [Careers](https://jobs.paloaltonetworks.com/en/) * [Contact Us](https://www.paloaltonetworks.com/company/contact-sales?ts=markdown) * [Corporate Responsibility](https://www.paloaltonetworks.com/about-us/corporate-responsibility?ts=markdown) * [Customers](https://www.paloaltonetworks.com/customers?ts=markdown) * [Investor Relations](https://investors.paloaltonetworks.com/) * [Location](https://www.paloaltonetworks.com/about-us/locations?ts=markdown) * [Newsroom](https://www.paloaltonetworks.com/company/newsroom?ts=markdown) ## Popular Links * [Blog](https://www.paloaltonetworks.com/blog/?ts=markdown) * [Communities](https://www.paloaltonetworks.com/communities?ts=markdown) * [Content Library](https://www.paloaltonetworks.com/resources?ts=markdown) * [Cyberpedia](https://www.paloaltonetworks.com/cyberpedia?ts=markdown) * [Event Center](https://events.paloaltonetworks.com/) * [Manage Email Preferences](https://start.paloaltonetworks.com/preference-center) * [Products A-Z](https://www.paloaltonetworks.com/products/products-a-z?ts=markdown) * [Product Certifications](https://www.paloaltonetworks.com/legal-notices/trust-center/compliance?ts=markdown) * [Report a Vulnerability](https://www.paloaltonetworks.com/security-disclosure?ts=markdown) * [Sitemap](https://www.paloaltonetworks.com/sitemap?ts=markdown) * [Tech Docs](https://docs.paloaltonetworks.com/) * [Unit 42](https://unit42.paloaltonetworks.com/) * [Do Not Sell or Share My Personal Information](https://panwedd.exterro.net/portal/dsar.htm?target=panwedd) ![PAN logo](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/pan-logo-dark.svg) * [Privacy](https://www.paloaltonetworks.com/legal-notices/privacy?ts=markdown) * [Trust Center](https://www.paloaltonetworks.com/legal-notices/trust-center?ts=markdown) * [Terms of Use](https://www.paloaltonetworks.com/legal-notices/terms-of-use?ts=markdown) * [Documents](https://www.paloaltonetworks.com/legal?ts=markdown) Copyright © 2026 Palo Alto Networks. All Rights Reserved * [![Youtube](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/youtube-black.svg)](https://www.youtube.com/user/paloaltonetworks) * [![Podcast](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/icons/podcast.svg)](https://www.paloaltonetworks.com/podcasts/threat-vector?ts=markdown) * [![Facebook](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/facebook-black.svg)](https://www.facebook.com/PaloAltoNetworks/) * [![LinkedIn](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/linkedin-black.svg)](https://www.linkedin.com/company/palo-alto-networks) * [![Twitter](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/twitter-x-black.svg)](https://twitter.com/PaloAltoNtwks) * EN Select your language