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OpenAI launches a less restricted GPT-5.4 Cyber model

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Overview
eWeek · 10h
OpenAI Debuts GPT-5.4-Cyber, a Locked-Down AI Model for Cyber Defense
OpenAI launches GPT-5.4-Cyber with selective access for verified defenders, adding a cyber-focused model and tighter controls for high-risk use.

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 · 1d
OpenAI launches GPT-5.4-Cyber model for vetted security pros
 · 1d
OpenAI unveils GPT-5.4-Cyber a week after rival's announcement of AI model
Wyoming News · 13h
OpenAI announces restricted-access cybersecurity model
Artificial intelligence company OpenAI said Tuesday that it would release its latest cybersecurity model to a limited number of partners, after rival Anthropic also restricted release of a new system ...

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 · 1d
In the Wake of Anthropic’s Mythos, OpenAI Has a New Cybersecurity Model—and Strategy
The Hacker News · 19h
OpenAI Launches GPT-5.4-Cyber with Expanded Access for Security Teams
Government Executive
7h

CyberCorps summer internships canceled by cybersecurity agency amid DHS funding lapse

The decision reverses earlier plans to bring on roughly 100 student interns through the federal cyber scholarship program, leaving participants in limbo after months of shifting guidance and adding new uncertainty around job placement requirements tied to the award.
1d

ZeroTier Named Cyber Security Solution of the Year 2026 by The Cyber Security Review

On the heels of its ZeroTier Quantum announcement, the company has received this latest recognition for its secure, identity-based networking platform built for modern enterprise, edge, and mission-critical environments.
14d

Cybersecurity Leader Senthil Muthu Advances AI-Driven Security Frameworks Via New Research & Global Advisory Milestones

HOUSTON, TX, UNITED STATES, April 1, 2026 /EINPresswire.com/ -- With the rapid evolution of cyber threats, Senthil
Que.com on MSN
5h

Cybersecurity chief asserts new AI model safe for state security

Introduction: Framing the Debate Around AI and State Security In a world increasingly shaped by rapid technological advancements, artificial intelligence
8d

'AI Security' Emerges As The Next Cybersecurity Theme

The WisdomTree Team8 Cybersecurity Index dynamically evolves its key cyber themes to remain aligned with structural shifts in the cybersecurity landscape. Read more here.
24/7 Wall St.
10m

Why Cybersecurity Stocks Look Built for the Next Big Spending Cycle

Anthropic’s Claude Mythos might have cybersecurity investors on pause, but I think it’s far too early in the game to count out the likes of CrowdStrike (NASDAQ:CRWD) or Palo Alto Networks (NASDAQ:PANW | PANW Price Prediction) out of the game,
Government Technology
1h

CoSN 2026: Student-Led Cyber Programs Incentivize Culture of Safety

DeKalb County School District in Georgia tasks students with leading cybersecurity awareness, training them to recognize and call out poor security practices and encourage communitywide digital safety.
8h

Get Ahead of Cybersecurity Concerns With This Training Bundle for $20

Eighty-five percent of CEOs say that cybersecurity is critical for business growth, a survey from research and advisory firm Gartner, Inc. says. If you’re looking to deepen your understanding of AI security for your own company or if you’re a cyber professional looking to prep for the CompTIA Cybersecurity Analyst exam,
3hon MSN

Brockton Hospital taking ambulances again after cybersecurity incident

Brockton Hospital lifted its code black status, meaning the ambulances can now bring patients back to the hospital, in the aftermath of a cybersecurity incident last week.
Homeland Security Today
13h

DOE Allocates $160M to Secure Energy Systems as Cyber Threats Converge With Grid Modernization

The U.S. Department of Energy’s FY 2027 budget frames cybersecurity as a core pillar of national energy security, embedding it directly within efforts to protect and modernize critical infrastructure.
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