Horizon3 Raises $250 Million Series E at Over $2 Billion Valuation to Expand Autonomous AI Penetration Testing
Horizon3 has raised $250 million in Series E funding at a valuation exceeding $2 billion, giving the cybersecurity company substantial new capital to expand its autonomous penetration-testing platform and move further into automated defensive remediation. The round was co-led by existing investors NightDragon and New Enterprise Associates (NEA). Horizon3 says its valuation has more than tripled from the $650 million valuation attached to its Series D just over a year ago. The financing arrives… [...]
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A startup that lets AI hack your own network just tripled to $2bn, days after AI models hacked networks for real.
A company whose product is an AI that hacks your network has just tripled in value. It did so in the same week that AI hacking stopped being hypothetical. Horizon3 has raised a $250m Series E at a val [...]
Terra Security Raises $8M to Redefine Penetration Testing with Agentic AI
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Cerebras stock nearly doubles on day one as AI chipmaker hits $100 billion — what it means for AI infrastructure
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Anthropic says it hit a $30 billion revenue run rate after 'crazy' 80x growth
Dario Amodei is not the kind of CEO who talks loosely about numbers. The Anthropic co-founder and chief executive, a former VP of research at OpenAI with a PhD in computational neuroscience from Princ [...]
Apple Watch Series 11 review: A reliable wearable for when it matters most
The tenth generation of the Apple Watch came and went without much fanfare last year, and the arrival of the Series 11 is similarly subdued. Not much appears to have changed with Apple’s smartwatch, [...]
Adversaries hijacked AI security tools at 90+ organizations. The next wave has write access to the firewall
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Perplexity AI unveils hybrid local-cloud inference system at Computex 2026
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OpenAI launches GPT-5.6-Cyber with reduced refusals, 95% completion on advanced cybersecurity tasks
Earlier today, OpenAI launched GPT-5.6-Cyber, a specialized model designed to perform advanced vulnerability research and exploit development for approved defenders — including categories of work th [...]
Anthropic launches Claude Sonnet 5 at a steep discount to its top model as the company races toward a blockbuster IPO
Anthropic today released Claude Sonnet 5, a new AI model that the company says delivers near-flagship performance at mid-tier prices — a move designed to give cost-conscious enterprise developers ac [...]