Latest Cybersecurity Startup Funding Rounds
Security companies raising capital to protect identities, applications, infrastructure and data.
- Rounds
- 261 Jan 1 – Oct 24, 2026
- Disclosed funding
- $10.6B 228 disclosed amounts
- Median round
- $18M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| 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 | |
| BS Platform for agentic cybersecurity work | $13M | Seed | Cybersecurity | United States | Investors | |
| O Building the AI-native Identity Operating System | $60M | Seed | Cybersecurity | Israel | Investors | |
| QS QIZ SecurityCompany profile Provides cryptographic posture and Post-Quantum Cryptography (PQC) management Provides cryptographic posture and Post-Quantum Cryptography (PQC) management | $17M | Seed | Cybersecurity | United States | Investors | |
| LG Develops software for EUDI Wallets and verifiable credentials integration | €3.5M | Undisclosed | Cybersecurity, Fintech | Germany | Investors | |
| K KordCompany profile Provides identity verification, compliance and payment infrastructure for regulated UK businesses Provides identity verification, compliance and payment infrastructure for regulated UK businesses | £6.4M | Series A | Cybersecurity, Fintech | United Kingdom | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jan 1, 2026
- 1Accel
Armadin, AegisAI, Oak
12rounds1led - 2Ten Eleven Ventures
Rig Security, HiddenLayer, Geordie AI
9rounds1led - 3Sequoia Capital
Cymphony, AIR, CORMA
8rounds3led - 4Cyberstarts
Upwind Security, Onyx Security, NewCore
8rounds0led - 5Evolution Equity Partners
Island, Outerlimit, QIZ Security
7rounds1led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.