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 |
|---|---|---|---|---|---|---|
| H HiddenLayerCompany profile HiddenLayer sells cybersecurity software built specifically to protect AI models, agents and applications. Its platform discovers AI assets, scans models and their supply chains, tests for adversarial attacks and monitors deployed systems for threats across the AI development and operating lifecycle. HiddenLayer sells cybersecurity software built specifically to protect AI models, agents and applications. Its platform discovers AI assets, scans models and their supply chains, tests for adversarial attacks and monitors deployed systems for threats across the AI development and operating lifecycle. | $100M | Series B | Cybersecurity | United States | Investors | |
| G GuardioCompany profile Guardio sells consumer cybersecurity software that protects accounts, browsing and messages across devices. It checks web pages and filters malicious links or attachments in email and text, helping individuals and families avoid phishing, impersonation and other online scams. Guardio sells consumer cybersecurity software that protects accounts, browsing and messages across devices. It checks web pages and filters malicious links or attachments in email and text, helping individuals and families avoid phishing, impersonation and other online scams. | $40M | FundingUndisclosed | Cybersecurity | Israel | Investors | |
| LS Lasso SecurityCompany profile Lasso Security provides AI security for organizations deploying copilots, applications, and agents. Lasso Security provides AI security for organizations deploying copilots, applications, and agents. | $30M | FundingUndisclosed | Cybersecurity | Israel | Investors | |
| TI TrueCamera, Inc.Company profile A photo-capture service that links images to recorded time and location evidence for authenticity checks. A photo-capture service that links images to recorded time and location evidence for authenticity checks. | Undisclosed | Seed | Cybersecurity | Japan | Investors | |
| US Upwind SecurityCompany profile Upwind provides runtime-first cloud security for enterprise security teams. Upwind provides runtime-first cloud security for enterprise security teams. | ~$300M | FundingUndisclosed | Cybersecurity | United States | Investors | |
AIRCompany profile AIR helps security teams control AI agents, assess their add-ons and filter untrusted content entering agent workflows. AIR helps security teams control AI agents, assess their add-ons and filter untrusted content entering agent workflows. | $50M | Two seed roundsSeed | Cybersecurity | Israel | Investors | |
| V VultusCompany profile Cybersecurity software and services that help businesses assess exposures, test defenses and prioritize fixes across their technology and operations. Cybersecurity software and services that help businesses assess exposures, test defenses and prioritize fixes across their technology and operations. | $1.5M | Funding roundUndisclosed | Cybersecurity | Brazil | Investors Undisclosed | |
| x xorlabCompany profile xorlab protects organizations from phishing and other email attacks with behavioral AI that detects threats in the context of their communication patterns. xorlab protects organizations from phishing and other email attacks with behavioral AI that detects threats in the context of their communication patterns. | €5M | Series A+Series A | Cybersecurity | Switzerland | Investors | |
| S SocureCompany profile Provides AI-native identity verification and fraud/compliance risk infrastructure Provides AI-native identity verification and fraud/compliance risk infrastructure | Undisclosed | Strategic growth financing (primary amount undisclosed)Growth | Cybersecurity, Fintech | United States | Investors | |
| K Verifies whether mobile app activity comes from real users or bots | €2.2M | Pre-SeedPre-seed | Cybersecurity | Germany | 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.