Artificial Intelligence

OpenAI Widens Access to Cybersecurity Model After Anthropic’s Mythos Reveal

OpenAI Widens Access to Cybersecurity Model After Anthropic’s Mythos Reveal 2026-04-16 at 18:37 By Eduard Kovacs GPT‑5.4‑Cyber is a model fine-tuned for defenders, lowering boundaries for legitimate cybersecurity work. The post OpenAI Widens Access to Cybersecurity Model After Anthropic’s Mythos Reveal appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source

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Artemis Emerges From Stealth With $70 Million in Funding

Artemis Emerges From Stealth With $70 Million in Funding 2026-04-16 at 18:36 By Ionut Arghire The startup is leveraging AI to prevent AI-powered attacks across applications, users, machines, and cloud workloads. The post Artemis Emerges From Stealth With $70 Million in Funding appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original […]

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Anthropic releases Claude Opus 4.7 with automated cybersecurity safeguards

Anthropic releases Claude Opus 4.7 with automated cybersecurity safeguards 2026-04-16 at 18:06 By Sinisa Markovic Software teams building agentic AI workflows have been pushing frontier models toward longer, unsupervised task runs. Claude Opus 4.7, now generally available from Anthropic, is aimed squarely at that demand, with particular gains in software engineering, multimodal processing, and the […]

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OpenAI updates Agents SDK, adds sandbox for safer code execution

OpenAI updates Agents SDK, adds sandbox for safer code execution 2026-04-16 at 12:11 By Anamarija Pogorelec OpenAI’s updated Agents SDK helps developers build agents that inspect files, run commands, edit code, and handle tasks within controlled sandbox environments. The update provides standardized infrastructure for OpenAI models, a model-native harness that lets agents work with files […]

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Claude Code, Gemini CLI, GitHub Copilot Agents Vulnerable to Prompt Injection via Comments

Claude Code, Gemini CLI, GitHub Copilot Agents Vulnerable to Prompt Injection via Comments 2026-04-16 at 12:11 By Eduard Kovacs A researcher has disclosed the details of the AI attack method he has named ‘Comment and Control’. The post Claude Code, Gemini CLI, GitHub Copilot Agents Vulnerable to Prompt Injection via Comments appeared first on SecurityWeek. […]

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Command integrity breaks in the LLM routing layer

Command integrity breaks in the LLM routing layer 2026-04-16 at 09:02 By Sinisa Markovic Systems that rely on LLM agents often send requests through intermediary routing services before reaching a model. These routers connect to different providers through a single endpoint and manage how requests are handled. This layer can influence what gets executed and […]

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What the EU AI Act requires for AI agent logging

What the EU AI Act requires for AI agent logging 2026-04-16 at 09:02 By Help Net Security The EU AI Act is 144 pages long. The logging requirements that matter for AI agent developers sit across four articles that keep referencing each other. Here’s what they say, when the deadlines hit, and where the gaps […]

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European AI spending set to hit $290 billion by 2029

European AI spending set to hit $290 billion by 2029 2026-04-16 at 07:47 By Sinisa Markovic European enterprises are committing serious money to AI, and the numbers are accelerating. According to IDC’s Worldwide AI and Generative AI Spending Guide, AI spending across Europe will reach $290 billion by 2029, growing at a compound annual growth […]

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Capsule Security Emerges From Stealth With $7 Million in Funding

Capsule Security Emerges From Stealth With $7 Million in Funding 2026-04-15 at 17:15 By Ionut Arghire The Israeli startup aims to secure AI agents at runtime, continuously monitoring their behavior to prevent unsafe actions. The post Capsule Security Emerges From Stealth With $7 Million in Funding appeared first on SecurityWeek. This article is an excerpt […]

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‘By Design’ Flaw in MCP Could Enable Widespread AI Supply Chain Attacks

‘By Design’ Flaw in MCP Could Enable Widespread AI Supply Chain Attacks 2026-04-15 at 16:34 By Kevin Townsend Researchers warn that a flaw in Anthropic’s Model Context Protocol allows unsanitized commands to execute silently, enabling full system compromise across widely used AI environments. The post ‘By Design’ Flaw in MCP Could Enable Widespread AI Supply […]

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OpenAI expands its cyber defense program with GPT-5.4-Cyber for vetted researchers

OpenAI expands its cyber defense program with GPT-5.4-Cyber for vetted researchers 2026-04-15 at 10:02 By Sinisa Markovic Defending critical software has long depended on the ability to find and fix vulnerabilities faster than attackers can exploit them. OpenAI is expanding a program designed to give professional defenders prioritized access to AI tools built for that […]

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The exploit gap is closing, and your patch cycle wasn’t built for this

The exploit gap is closing, and your patch cycle wasn’t built for this 2026-04-15 at 10:02 By Mirko Zorz The Cloud Security Alliance has published a briefing on what it calls a turning point in the threat landscape: the time between a vulnerability being discovered and a working exploit is shrinking fast. The briefing centers […]

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Product showcase: Stop secrets from leaking through AI coding tools with GitGuardian

Product showcase: Stop secrets from leaking through AI coding tools with GitGuardian 2026-04-15 at 07:32 By Help Net Security AI coding assistants are quickly becoming part of everyday development. Tools like Cursor, Claude Code, and GitHub Copilot can now do more than suggest code. They can read files, run shell commands, and call external tools […]

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Testing reveals Claude Mythos’s offensive capabilities and limits

Testing reveals Claude Mythos’s offensive capabilities and limits 2026-04-14 at 18:15 By Zeljka Zorz Could Claude Mythos Preview, Anthropic’s latest large language model, be leveraged for fully automated cyber attacks? The UK government’s AI Security Institute (AISI) tested its capability to successfully engage in capture-the-flag (CTF) challenges and multi-step attack scenarios, and found that that […]

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‘Mythos-Ready’ Security: CSA Urges CISOs to Prepare for Accelerated AI Threats

‘Mythos-Ready’ Security: CSA Urges CISOs to Prepare for Accelerated AI Threats 2026-04-14 at 16:21 By Kevin Townsend CISOs face a shrinking window to prepare as AI models like Mythos collapse the gap between vulnerability discovery and exploitation, driving a new era of high-velocity cyberattacks. The post ‘Mythos-Ready’ Security: CSA Urges CISOs to Prepare for Accelerated […]

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AI adoption is outpacing the safeguards around it

AI adoption is outpacing the safeguards around it 2026-04-14 at 12:59 By Anamarija Pogorelec AI is becoming part of professional and private life, reaching mainstream adoption faster than the personal computer or the internet. These systems are tested in reasoning, safety, and real-world tasks, but the reliability of those measurements remains uncertain. The 2026 AI […]

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Agentic AI memory attacks spread across sessions and users, and most organizations aren’t ready

Agentic AI memory attacks spread across sessions and users, and most organizations aren’t ready 2026-04-14 at 09:15 By Mirko Zorz In this Help Net Security interview, Idan Habler, AI Security Researcher at Cisco, breaks down a threat most security teams haven’t named yet: agentic memory as an attack surface. Habler walks through MemoryTrap, a disclosed […]

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29 million leaked secrets in 2025: Why AI agents credentials are out of control

29 million leaked secrets in 2025: Why AI agents credentials are out of control 2026-04-14 at 08:11 By Help Net Security AI agents need credentials to work. They authenticate with LLM platforms, connect to databases, call SaaS APIs, access cloud resources, and orchestrate across dozens of external services. Every integration point requires an identity. Most […]

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OpenAI Impacted by North Korea-Linked Axios Supply Chain Hack

OpenAI Impacted by North Korea-Linked Axios Supply Chain Hack 2026-04-13 at 15:44 By Eduard Kovacs The AI giant is taking action after determining that a macOS code signing certificate may have been compromised. The post OpenAI Impacted by North Korea-Linked Axios Supply Chain Hack appeared first on SecurityWeek. This article is an excerpt from SecurityWeek […]

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ZeroID: Open-source identity platform for autonomous AI agents

ZeroID: Open-source identity platform for autonomous AI agents 2026-04-13 at 09:02 By Mirko Zorz ZeroID is an open-source identity platform that implements an identity and credentialing layer specifically for autonomous agents and multi-agent systems. The attribution problem The core issue ZeroID targets is attribution in agentic workflows. When an orchestrator agent spawns sub-agents to carry […]

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