* [Blog](https://www2.paloaltonetworks.com/blog) * [Palo Alto Networks](https://www2.paloaltonetworks.com/blog/corporate/) * [Announcement](https://www2.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja) * 「50秒で理解するサイバーセキュリティ」ビデオシリ... # 「50秒で理解するサイバーセキュリティ」ビデオシリーズ [](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww2.paloaltonetworks.com%2Fblog%2F2021%2F08%2F50-sec-security%2F%3Flang%3Dja) [](https://twitter.com/share?text=%E3%80%8C50%E7%A7%92%E3%81%A7%E7%90%86%E8%A7%A3%E3%81%99%E3%82%8B%E3%82%B5%E3%82%A4%E3%83%90%E3%83%BC%E3%82%BB%E3%82%AD%E3%83%A5%E3%83%AA%E3%83%86%E3%82%A3%E3%80%8D%E3%83%93%E3%83%87%E3%82%AA%E3%82%B7%E3%83%AA%E3%83%BC%E3%82%BA&url=https%3A%2F%2Fwww2.paloaltonetworks.com%2Fblog%2F2021%2F08%2F50-sec-security%2F%3Flang%3Dja) [](https://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Fwww2.paloaltonetworks.com%2Fblog%2F2021%2F08%2F50-sec-security%2F%3Flang%3Dja&title=%E3%80%8C50%E7%A7%92%E3%81%A7%E7%90%86%E8%A7%A3%E3%81%99%E3%82%8B%E3%82%B5%E3%82%A4%E3%83%90%E3%83%BC%E3%82%BB%E3%82%AD%E3%83%A5%E3%83%AA%E3%83%86%E3%82%A3%E3%80%8D%E3%83%93%E3%83%87%E3%82%AA%E3%82%B7%E3%83%AA%E3%83%BC%E3%82%BA&summary=&source=) [](https://www.paloaltonetworks.com//www.reddit.com/submit?url=https://www2.paloaltonetworks.com/blog/2021/08/50-sec-security/?lang=ja&ts=markdown) [](mailto:?subject=「50秒で理解するサイバーセキュリティ」ビデオシリーズ) Link copied By [Palo Alto Networks](https://www.paloaltonetworks.com/blog/author/palo-alto-networks/?lang=ja&ts=markdown "Posts by Palo Alto Networks") Aug 09, 2021 1 minutes [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown) [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown) [50-sec security](https://www.paloaltonetworks.com/blog/tag/50-sec-security/?lang=ja&ts=markdown) [video](https://www.paloaltonetworks.com/blog/tag/video-ja/?lang=ja&ts=markdown) サイバーセキュリティは年を追うごとに多様化・複雑化しています。サイバー攻撃手口の高度化、クラウドやIoTなど保護対象領域の拡大、各国の規制順守やプライバシーへの配慮などの要求への高まりなど、新たな問題に対処するために新たな概念や用語もつぎつぎに生み出されています。この結果、組織の防御に必要とされる知識や技術は膨大なものになっています。たとえば「[Zero Trust (ゼロトラスト)](https://www.paloaltonetworks.com/blog/tag/zero-trust-ja/?lang=ja)」や「[SASE(Secure Access Service](https://www.paloaltonetworks.com/blog/tag/sase-ja/?lang=ja)[Edge、サッシー)](https://www.paloaltonetworks.com/blog/tag/sase-ja/?lang=ja)」など、新たな概念や用語を正確に理解しつつ追随していくことはそれほど簡単ではありません。 そこで「スキマ時間を使って、効率よく、多くの方にサイバーセキュリティの現状や用語をご理解いただける方法がないか」を考え、パロアルトネットワークスは「[50秒セキュリティ](https://www.youtube.com/playlist?list=PLXZ_ikPTucwLsD5TADVPsM7HIbOgQaEA4)」のビデオシリーズを開始しました。 ビデオでは製品やサービスの紹介は行いません。中立的な立場から、サイバーセキュリティの重要トピックをそれぞれ50秒のビデオにまとめて解説します。 気になるトピックや用語があれば、ぜひ YouTube で検索してご覧ください。 今後も順次公開を予定しています。解説してほしいトピックや、ご意見・ご感想がございましたら、ぜひ弊社のSNS([Facebook](https://www.facebook.com/PaloAltoNetworksJapan/)、[Twitter](https://twitter.com/PaloAltoNtwksJP)、[LinkedIn](https://www.linkedin.com/company/palo-alto-networks))にコメントをお寄せください。 ### 「\#50秒セキュリティ」シリーズ: [ゼロトラストが必要な理由と実現のキーポイント](https://www.youtube.com/watch?v=rtMhwsL-LXQ) [ネットワーク可視化に SSL 通信の復号が必須である理由](https://www.youtube.com/watch?v=Y0BhZgM2Au4) *** ** * ** *** ## Related Blogs ### [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown), [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Use Cases](https://www.paloaltonetworks.com/blog/security-operations/category/use-cases-ja/?lang=ja&ts=markdown) [#### アイデンティティ脅威に対する検出とレスポンス](https://www2.paloaltonetworks.com/blog/security-operations/detection-and-response-for-identity-threats/?lang=ja) ### [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown), [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown), [Public Sector](https://www.paloaltonetworks.com/blog/category/public-sector-ja/?lang=ja&ts=markdown) [#### Prisma Accessが実現する次世代リモート ブラウザー アイソレーション(RBI)](https://www2.paloaltonetworks.com/blog/2024/01/rbi-announcement-japan/?lang=ja) ### [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown), [Financial Services](https://www.paloaltonetworks.com/blog/category/financial-services-ja/?lang=ja&ts=markdown) [#### 米上院委員会での証言から読み解く、金融サービス業界における「AIサイバーセキュリティ」の必須課題](https://www2.paloaltonetworks.com/blog/2026/01/ai-security-financial-services/?lang=ja) ### [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown), [Threat Intelligence](https://www.paloaltonetworks.com/blog/category/threat-intelligence-2/?lang=ja&ts=markdown) [#### 日本におけるUnit 42サービス提供の開始について](https://www2.paloaltonetworks.com/blog/2025/10/unit-42-japan-launch/?lang=ja) ### [Announcement](https://www.paloaltonetworks.com/blog/category/announcement-ja/?lang=ja&ts=markdown) [#### パロアルトネットワークスによる最近のサードパーティ製セキュリティインシデントに関するご報告](https://www2.paloaltonetworks.com/blog/2025/10/japan-3rd-party-notification/?lang=ja) ### [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity-jp/?lang=ja&ts=markdown) [#### Cybersecurity Awareness Month に考えるこれからのサイバーセキュリティ](https://www2.paloaltonetworks.com/blog/2025/10/thinking-about-future-of-cybersecurity/?lang=ja) ### Subscribe to the Blog! Sign up to receive must-read articles, Playbooks of the Week, new feature announcements, and more. ![spinner](https://www2.paloaltonetworks.com/blog/wp-content/themes/panwblog2023/dist/images/ajax-loader.gif) Sign up Please enter a valid email. By submitting this form, you agree to our [Terms of Use](https://www.paloaltonetworks.com/legal-notices/terms-of-use?ts=markdown) and acknowledge our [Privacy Statement](https://www.paloaltonetworks.com/legal-notices/privacy?ts=markdown). Please look for a confirmation email from us. If you don't receive it in the next 10 minutes, please check your spam folder. This site is protected by reCAPTCHA and the Google [Privacy Policy](https://policies.google.com/privacy) and [Terms of Service](https://policies.google.com/terms) apply. {#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