Latest Cybersecurity Startup Funding Rounds
Security companies raising capital to protect identities, applications, infrastructure and data.
- Rounds
- 88 Jul 27 – Oct 24, 2026
- Disclosed funding
- $3.9B 72 disclosed amounts
- Median round
- $20M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| C ComplaionCompany profile Complaion combines compliance-management software with dedicated lead auditors to help growing companies obtain and maintain ISO certifications. Complaion combines compliance-management software with dedicated lead auditors to help growing companies obtain and maintain ISO certifications. | €13.5M | Seed | Cybersecurity, Business services | Italy | Investors | |
| I IslandCompany profile Provides an enterprise browser and security controls for employee and AI-agent access to applications and data. Provides an enterprise browser and security controls for employee and AI-agent access to applications and data. | $400M | Series FSeries C+ | Cybersecurity | United States | Investors | |
| K KontextCompany profile Kontext provides runtime security for AI agents, evaluating tool calls against identity, intent and policy before execution and recording the authorization decision. Kontext provides runtime security for AI agents, evaluating tool calls against identity, intent and policy before execution and recording the authorization decision. | $4M | Seed | Cybersecurity | Germany | Investors | |
| O OneClickComplyCompany profile OneClickComply automates security controls, evidence collection and policy work for businesses preparing for compliance audits. OneClickComply automates security controls, evidence collection and policy work for businesses preparing for compliance audits. | £1M | Funding roundUndisclosed | Cybersecurity | United Kingdom | Investors | |
| P Palma.aiCompany profile Palma.ai gives enterprises a governance layer for AI agents, controlling permissions and tools while auditing agents’ actions in connected business systems. Palma.ai gives enterprises a governance layer for AI agents, controlling permissions and tools while auditing agents’ actions in connected business systems. | $1.8M | Pre-seed | Cybersecurity | Germany | Investors | |
| O OuterlimitCompany profile Outerlimit secures enterprise AI agents by discovering agents and tools, observing their behavior and enforcing runtime authorization and guardrails. Outerlimit secures enterprise AI agents by discovering agents and tools, observing their behavior and enforcing runtime authorization and guardrails. | $16M | Pre-seed | Cybersecurity | United Kingdom | Investors | |
| C CyeraCompany profile Provides a data security and AI governance platform helping enterprises control what AI can see and do Provides a data security and AI governance platform helping enterprises control what AI can see and do | $400M | Series G extensionSeries C+ | Cybersecurity | United States | Investors | |
| F FootprintCompany profile An agentic risk and compliance platform that helps financial institutions investigate cases and run KYC, sanctions and monitoring policies with an auditable record. An agentic risk and compliance platform that helps financial institutions investigate cases and run KYC, sanctions and monitoring policies with an auditable record. | $25M | Series B | Cybersecurity, Fintech | United States | Investors | |
| A ArcosCompany profile Physical-security operations software and alarm-monitoring services that bring sensor, camera and alarm signals into one system for assessing incidents and coordinating response. Physical-security operations software and alarm-monitoring services that bring sensor, camera and alarm signals into one system for assessing incidents and coordinating response. | €5.5M | Seed | Cybersecurity | Germany | Investors | |
| TC TigerByte CyberCompany profile Hardware-enforced cybersecurity and edge-computing products that protect aircraft, satellites, vehicles, drones and AI systems in constrained environments. Hardware-enforced cybersecurity and edge-computing products that protect aircraft, satellites, vehicles, drones and AI systems in constrained environments. | $3M | Seed | Cybersecurity | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jul 27, 2026
- 1Sequoia Capital
Cymphony, AIR, CORMA
3rounds3led - 2Bessemer Venture Partners
Upwind Security, Onyx Security, Act Security
3rounds1led - 3Insight Partners
DataBahn, Inforcer, Spur Intelligence
3rounds—led - 4D11Z
Cygrid, Palma.ai
2rounds1led - 5Dawn Capital
Blackwall, Inforcer
2rounds0led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.