Skip To Main Content
Jaikumar Vijayan on Muck Rack

Jaikumar Vijayan

Verified
Naperville
As seen in: Yahoo News, Blackberry Blog, Flipboard, SearchSecurity, TechTarget, The Christian Science Monitor, TechTarget Japan, Yahoo, Computerworld, Computerworld Australia and
Covers:  information security, devops, devsecops, data privacy, tech & legal issues, crime & technology, security legislation/regulations,
Doesn't Cover: enterprise hardware, data storage
Independent journalist and tech content creation specialist covering data security and privacy, business intelligence, big data and data analytics

Get in touch with Jaikumar

Contact Jaikumar, search articles and posts on X, monitor coverage, and track replies from one place.

Learn more about Muck Rack

Actions

Share this page

Jaikumar Vijayan’s Journalist Portfolio

Cyber Espionage Campaign Reuses Code from China's APT1

Cyber Espionage Campaign Reuses Code from China's APT1

US, Canadian organizations in crosshairs of group with apparent links to a Chinese military hacking unit that…

View article →
3 Years After Attacks on Ukraine Power Grid, BlackEnergy Successor Poses Growing Threat

3 Years After Attacks on Ukraine Power Grid, BlackEnergy Successor Poses Growing Threat

In what could be a precursor to future attacks, GreyEnergy is targeting critical infrastructure organizations…

View article →
FICO & US Chamber of Commerce Score Cyber-Risk Across 10 Sectors

FICO & US Chamber of Commerce Score Cyber-Risk Across 10 Sectors

Media, telecom, and technology firms are far more likely to experience a data breach in the near future than …

View article →
10 essential enterprise security tools (and 11 nice-to-haves)

10 essential enterprise security tools (and 11 nice-to-haves)

Do you have the right tools to handle a changing threat landscape, tougher regulatory climate, and increasing…

View article →
5 steps to create a zero trust security model

5 steps to create a zero trust security model

The zero trust approach to enterprise security proposed by analyst firm Forrester Research nearly a decade ag…

View article →

Articles

Hackerangreb bliver mere personlige

|
By Jaikumar Vijayan Verified
| Computerworld Danmark
Hackere tilpasser deres angreb på samme måde som e-handelvirksomheder tilpasser indholdet. Det sker på baggrund af den enkelte brugers profil. Annonceindlæg tema Offentlig digitalisering Fra effektivisering til digital suverænitet. Hvordan skaber det offentlige en digital fremtid med AI, sikkerhed og kontrol i centrum? Computerworld News Service: Cyberkriminelle bruger i stigende grad personalicerings-teknikker til at gøre deres angreb på de besøgende mere effektivt.
Open in Who Shared Issue with article?

CVSS頼みはもう終わり 悪用まで「数時間」のAI時代に情シスが捨てるべき常識 ： 全件修正を脱し悪用リスク重視の動的防衛へ

|
By Jaikumar Vijayan Verified
| TechTarget Japan Verified
企業はパッチ管理についての従来の前提を見直す必要がある。特にAIの時代では、サイバーリスクの優先順位付けや修正、管理の方法を変えなければならない。 2019年以降、脆弱性の公表から悪用が確認されるまでの平均時間は、数カ月から数時間へと劇的に短縮した。CISO（最高情報セキュリティ責任者）とそのチームがリスクを評価し、修正の優先順位を決め、重要資産を保護する時間は大幅に減っている。CVSS（共通脆弱性評価システム）スコアだけでは現実のリスクを示せない。悪用可能性や資産の重要性といった指標がなければなおさら意味を成さない。 現在の脆弱性管理は、単にパッチを適用することではない。攻撃者が悪用する可能性の高いリスクを、継続的に特定して削減することが中心となる。本記事では、情シスが今取るべき悪用リスク重視の優先順位付けと動的な防御戦略を解説する。 単なるパッチ適用にとどまらない対応...
Open in Who Shared Issue with article?

AI Browsers Vulnerable to 'PleaseFix' Zero-Click Agent Hijacking

|
By Jaikumar Vijayan Verified
| Dark Reading Verified
Black Hat USA 2026 – Las Vegas – Browsers such as Claude in Chrome, Gemini in Chrome, Perplexity Comet, ChatGPT Atlas, and Copilot Edge are vulnerable to a new class of zero-click exploits that can allow attackers to hijack their artificial intelligence agents and turn them against users. The problem stems from how the AI agents pull information from multiple sources, such as emails and webpages, while working on a task without reliably distinguishing between trusted and untrusted content.
Open in Who Shared Issue with article?
See all 2,647 licensed articles (2,984 Total)

Interview

See all →

Have you ever used a typewriter?

Yes. And a telex machine too.

How do you prefer to be pitched on stories?

Via email. Please keep the pitch short and to the point.

What advice can you offer to aspiring journalists?

Think independently. Don't follow the crowd. Write what the reporting tells you.