エクスプロイトとゼロデイ
「Node2Shell」の原因となったBrotliの脆弱性：修正対象と見落としやすい組み込み先
2026年10月28日6 min read
TrendAI™ Research
2026年10月28日
6 min read
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エクスプロイトとゼロデイ
パッチ公開前に情報が流出した2件の重大なPHP脆弱性：組織が今すぐ取るべき対応
10月20日15:20（UTC）、Hacker Newsへの投稿を通じて、リモートコード実行につながるおそれのある2件の重大なPHP脆弱性の詳細が流出しました。投稿は削除されましたが、スクリーンショットがXとMastodonで拡散されました。
2026年10月22日
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エクスプロイトとゼロデイ
eMudhraのCA秘密鍵8件が侵害：何が起き、組織は今何をすべきか
eMudhraの中間CA秘密鍵8件が侵害され、その一部はわずか3ビットという脆弱なものでした。コード署名に伴うリスクと、不正利用を調査してセキュリティ上の穴をふさぐために組織が取るべき対応について、TrendAI™が解説します。
2026年10月21日
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エクスプロイトとゼロデイ
CISOにとって試練の1週間：PHP、eMudhra、そして取締役会から問われること
2件の重大なPHP脆弱性がパッチ公開前に漏洩し、同じ日にMozillaはeMudhra認証局の鍵の強度不足を公表しました。本記事では、TrendAI™ Global CISOのSundari Parekhが、セキュリティ責任者に向けて実践的な対応策を解説します。
2026年10月21日
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OT & critical infrastructure
First Malware-Driven Power Outage Reported in Ukraine
Malware found in power suppliers' systems may be responsible for causing a massive power outage in Ukraine.
January 6th, 2016 4 min read
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フィッシングとBEC標的型攻撃
Spear Phishing 101: What is Spear Phishing?
The objective of spear phishing and phishing are ultimately the same—to trick a target into opening an attachment or click on a malicious embedded link. But what is spear phishing? Learn more from this article.
September 24th, 2015 4 min read
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FBI Warns Public on Dangers of the Internet of Things
The FBI released a Public Service Announcement that warns about the potential security risks of the IoT. Learn more about these risks and their real-life consequences.
September 17th, 2015 3 min read
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エクスプロイトとゼロデイSoftware supply chain
Virtual Patching in Mixed Environments: How It Protects You
A primer on the advantages of implementing virtual patching to protect systems against unpatched vulnerabilities.
August 20th, 2015 2 min read
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ハクティビズム
Hacktivism 101: A Brief History and Timeline of Notable Incidents
While not done for profit, hacktivism has forced companies and organizations to face critical security challenges. Find out what it is and how it evolved from being the “Internet’s voice” to one of today's biggest security threats.
August 17th, 2015 5 min read
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データプライバシーと規制IoTとスマートデバイス
Security On-The-Go: Setting up a Virtual Private Network (VPN)
There are privacy and security risks involved in connecting to public or 'free' Wi-fi hotspots. Here's a 4-step guide to setting up a virtual private network (VPN) for the times when you have to connect to unfamiliar networks.
June 24th, 2015 2 min read
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IoTとスマートデバイス
The Case for Making BYOD Safe
BYOD networks can benefit both the workers and the company, but it also presents a number of potential risks. This infographic details the challenges of balancing employee freedom, functionality, and security on BYOD.
May 29th, 2015 2 min read
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Gone Phishing: How Phishing Leads to Hacked Accounts and Identity Theft
Phishing continues to be a popular method used by cybercriminals to trick users into giving out their personal information and credentials. Before you become a victim, learn about popular phishing techniques, and how to spot a phishing attempt.
May 6th, 2015 6 min read
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データプライバシーと規制
Identity Theft and the Value of Your Personal Data
How dangerous is it to leave your personal information—your name, your social security number, your credit card and financial details, even your email address and phone number—where other people can access them?
April 30th, 2015 3 min read
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ランサムウェアと恐喝
Ransomware: What It Is and How You Can Protect Yourself
Ransomware is a type of malware that locks your computer screen and prevents you from accessing your files until you pay a “ransom”. Learn more about this type of malware and how you can prevent likely attacks.
April 21st, 2015 5 min read
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