Latest Cybersecurity Startup Funding Rounds
Security companies raising capital to protect identities, applications, infrastructure and data.
- Rounds
- 90 Jul 18 – Oct 15, 2026
- Disclosed funding
- $4B 75 disclosed amounts
- Median round
- $21M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| AS Act SecurityCompany profile Cloud security software that restricts effective access across identities, networks and AI workloads. Cloud security software that restricts effective access across identities, networks and AI workloads. | $40M | Series A | Cybersecurity | Israel | Investors | |
| F FrenosCompany profile Develops AI-based tools that continuously validate operational-technology security posture. Develops AI-based tools that continuously validate operational-technology security posture. | $1.5M | Seed+Seed | Cybersecurity | United States | Investors | |
| SI Spur IntelligenceCompany profile Helps enterprises distinguish legitimate human users from bot traffic. Helps enterprises distinguish legitimate human users from bot traffic. | $200M | Undisclosed | Cybersecurity | United States | Investors | |
| WF World FoundationCompany profile World Foundation is a nonprofit steward of the World protocol, advancing its human-first mission and serving the long-term interests of the network and its community World Foundation is a nonprofit steward of the World protocol, advancing its human-first mission and serving the long-term interests of the network and its community | $52.5M | StrategicUndisclosed | Cybersecurity, Fintech | Cayman Islands | Investors | |
| A AegisAICompany profile AegisAI builds email security that uses language models and autonomous agents to investigate message intent and identity. AegisAI builds email security that uses language models and autonomous agents to investigate message intent and identity. | $36M | Series A | Cybersecurity | United States | Investors | |
| W WorkstreetCompany profile Workstreet provides AI-native cybersecurity and compliance services to regulated industries Workstreet provides AI-native cybersecurity and compliance services to regulated industries | Undisclosed | Growth | Cybersecurity | United States | Investors | |
| A AbstractCompany profile Streaming security operations that detect threats in motion and route data across an organisation’s tools. Streaming security operations that detect threats in motion and route data across an organisation’s tools. | $25M | Undisclosed | Cybersecurity | United States | Investors | |
| O OsspreyCompany profile Develops technology that detects malicious code in open-source software before it reaches production Develops technology that detects malicious code in open-source software before it reaches production | $2.7M | Pre-SeedPre-seed | Cybersecurity | United Kingdom | Investors | |
| S StrongestLayerCompany profile AI-native email security company that detects and stops advanced phishing and business email compromise attacks AI-native email security company that detects and stops advanced phishing and business email compromise attacks | $4.1M | Seed+Seed | Cybersecurity | United States | Investors | |
| T TwentyCompany profile Twenty builds AI-enabled cyber warfare systems for the U.S. military and intelligence community Twenty builds AI-enabled cyber warfare systems for the U.S. military and intelligence community | $30M | Series B+Series B | Cybersecurity | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jul 18, 2026
- 1Osney Capital
CodeWall, SCI Semiconductor, Ossprey
3rounds1led - 2Sequoia Capital
Cymphony, AIR, CORMA
3rounds3led - 3Bessemer Venture Partners
Upwind Security, Onyx Security, Act Security
3rounds1led - 4Insight Partners
DataBahn, Inforcer, Spur Intelligence
3rounds—led - 5SYN Ventures
Opsin, Balance Theory
2rounds1led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.