Onyx Security
Onyx Security is a cybersecurity company in Tel Aviv, Israel. It has raised $193.0M across 4 rounds, most recently a $113.0M Series B in July 2026.
Control AI, Create The Impossible.
- Headquarters
- Tel Aviv
- Employees
- 11–50
- Business Model
- B2B
- Website
- onyx.security
- Total Funding
- $193.0M
- Last Round
- $113.0M Series BJul 2026
- Rounds
- 4
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 4 funding rounds and 4 investors for this company. The full record is or through the API.
About
Onyx Security is the secure AI control plane for the agentic era, helping enterprises discover, control, and govern AI agents and models across SaaS, cloud, and endpoint environments. The platform provides AI observability, security, governance, and orchestration — enabling security and AI teams to enforce policies, identify vulnerabilities, and measure AI adoption without slowing down innovation. Founded in Tel Aviv, Onyx emerged from stealth in March 2026 with $40 million in seed and Series A funding led by Conviction and Cyberstarts.
Summary
It lists 11–50 employees. It has raised $193.0M in total across 4 rounds, most recently a $113.0M Series B round in Jul 2026. Investors include Cyberstarts, Conviction and QuantumLight.
Tech & App Stack
6 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
Jul 2026
Sign up to see all 4 events
Funding: Seed through Series B. Amounts, valuations, and investors where available.
Investors
Similar Companies
Quest Software provides data management, cybersecurity, and platform-modernization technology tha...
Exclusive Networks accelerates cybersecurity and cloud-solution partners through global distribut...
Blue Coat Systems was a network security company providing web filtering and SSL inspection produ...
Social engineering prevention platform managing the human attack surface for enterprises; rebrand...
Appears in
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/onyx-security"><img src="https://indexed.vc/api/badge/company/onyx-security" alt="Onyx Security on Indexed.vc" width="260" height="76" /></a>