Cybersecurity
Horizon3 Raises $250M at $2B Valuation for AI Cybersecurity
Security teams can find thousands of vulnerabilities across an enterprise network. The harder problem is knowing which ones attackers can actually exploit—and whether the fix worked. Horizon3 has raised an oversubscribed $250 million Series E at a valuation above $2 billion, more than tripling its $650 million Series D valuation in just over a year. […]
Bloom Security Raises $20M to Secure AI-Native Endpoints
Employee laptops are no longer running only approved business software. AI agents, MCP servers, browser extensions and code packages can now access company systems without appearing in traditional endpoint inventories. Tel Aviv-based Bloom Security has emerged from stealth with a $20 million Seed round, co-led by Glilot Capital Partners and Ten Eleven Ventures. Okta Ventures […]
Inforcer Raises $50M to Secure Microsoft 365 for SMBs
Small businesses are adopting AI faster than many can manage the security risks that follow. London-based Inforcer has raised a $50 million Series C led by Insight Partners. Existing investors Dawn Capital and Meritech Capital remain backers. Founded by Jamie Daum, Richard Thompson and William Connor, Inforcer helps managed service providers manage Microsoft 365 security […]
Mate Security Raises $35M for Context-Aware AI Defense
Security teams do not need another tool that processes alerts faster but still leaves people checking every conclusion. Mate Security has raised $35 million in Series A funding, bringing its total financing to more than $50 million only eight months after emerging from stealth. Canaan Partners led the round, with Insight Partners, Team8 and M12 […]
Microsoft Launches First Cyber Model and Agentic Security System
Finding software vulnerabilities is getting faster. Fixing them is still slow. Microsoft has introduced MAI-Cyber-1-Flash, its cybersecurity-focused AI model, alongside Project Perception, an agentic system designed to connect vulnerability discovery, investigation and remediation. The model works inside MDASH Microsoft’s -agent environment for finding and validating software flaws. MAI-Cyber-1-Flash is a code-focused model derived from the […]
Beelzebub Raises €3M for AI-Native Cyber Defense
Most cybersecurity products are built to stop an attacker at the network perimeter. Beelzebub starts from a less comfortable assumption: the attacker may already be inside. The Milan-based cybersecurity startup has raised €3 million in Seed funding, led exclusively by United Ventures. The round follows an earlier €300,000 pre-seed investment and brings the company’s total […]
AegisAI Raises $36M to Fight AI-Generated Spear Phishing
The old phishing email usually gave itself away. The sender looked wrong. The language felt unnatural. A suspicious link or attachment triggered a rule that security software already understood. Generative AI is removing those clues. San Francisco-based AegisAI has raised $36 million in Series A funding to build email defenses for attacks that can research […]
Glow Raises $180M to Rebuild Endpoint Security for the AI Era
Enterprise devices are filling up with AI assistants, software agents and new applications faster than security teams can approve them. That pace creates a basic visibility problem: organizations cannot protect what they do not know is running. Glow has emerged from stealth with $180 million in funding at a $1.2 billion valuation to build an […]