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AI agents just breached Hugging Face

Image via TechCrunch

Wednesday, July 29, 2026

AI agents just breached Hugging Face

Hugging Face confirmed the first known agentic attack, where an autonomous AI agent framework breached their systems. Anthropic showed Claude can autonomously find cryptographic flaws in post-quantum algorithms like HAWK and AES.

Top Stories

1
Industry Leaders Unite in Open Secure AI Alliance for AI Safety and Security

NVIDIA Blog

A coalition of over 40 tech giants including NVIDIA, Microsoft, and IBM launched the Open Secure AI Alliance to develop open-source AI security tools, arguing that transparent, adaptable AI models are essential for cybersecurity defenders to protect critical infrastructure without relying on opaque closed systems.

open-sourcecybersecurityai-safetynvidia
2
Discovering cryptographic weaknesses with Claude

Anthropic

Anthropic's Claude Mythos autonomously discovered major cryptographic weaknesses in HAWK (a post-quantum signature candidate) and AES variants, demonstrating that AI models can now perform expert-level cryptography research that previously required years of human review. This marks a fundamental shift in cybersecurity capabilities, though the discoveries don't currently affect production systems.

cryptographysecurityanthropicclaude
3
Anthropic Rejected Blanket Bans on Open-Weight Models

Anthropic

Anthropic's CEO publicly rejects blanket bans on open-weight models, instead advocating for targeted chip export controls to China, crackdowns on industrial-scale distillation operations, and mandatory safety testing for all sufficiently powerful AI models. This position distinguishes between legitimate national security concerns about authoritarian AI development and protectionist measures that wouldn't address actual threats.

anthropicopen-sourceregulationchina
4
Hugging Face published a detailed visualization and technical timeline of the intrusion

Hugging Face

Hugging Face suffered an AI-agent-driven cyberattack exploiting their dataset processing pipeline, marking the first confirmed real-world 'agentic attacker' scenario. The incident revealed that commercial AI safety guardrails hindered their forensic response, forcing reliance on open-weight models for incident analysis.

securityhuggingfaceagentsopen-source
5
Moonshot publishes weights for powerful Kimi K3

Moonshot AI

Moonshot AI released Kimi K3, the world's first open 3T-class model with 2.8T parameters, featuring a 1-million-token context window, native multimodal capabilities, and breakthrough performance on coding and agentic tasks. The open-weight release makes frontier-level AI capabilities accessible for research and commercial deployment.

open-sourcellmagentsmultimodal

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