- Raised $10M Seed round led by JVP, Aug 2022
- Raised $2M Seed Extension led by JVP, Jan 2023
- Raised Series A led by Tau Capital, Apr 2024
About
FlowSec is an Israeli cybersecurity company specializing in innovative, AI-driven DDoS protection solutions. Their cloud-based platform offers real-time traffic analysis, automated attack mitigation, and live dashboards without requiring infrastructure changes or hardware installation. FlowSec's solutions, such as Citala and Ceibo, are designed for large-scale networks and high-volume traffic, protecting Internet Service Providers (ISPs), Data Centers, Cloud Hosting, and large-scale enterprise organizations. The company's technology helps service providers generate new revenue streams by offering security services to their customers. FlowSec's platform is field-proven and used daily by large-scale ISPs serving millions of users worldwide, including protecting national critical infrastructure in Israel.
Funding history · 4 rounds · $12.0M total
Headcount over time
Q&A
- What is FlowSec's primary business?
- FlowSec delivers a SaaS DDoS protection solution designed to empower Communication Service Providers (CSPs), enhancing network security and providing new revenue growth opportunities.
- When was FlowSec founded?
- FlowSec was founded in July 2021.
- Where is FlowSec headquartered?
- FlowSec is headquartered in Petah Tikva, Israel.
- What is FlowSec's current employee count?
- FlowSec has an employee count in the 11-50 range.
- What is the primary sector FlowSec operates in?
- FlowSec's primary sector is Cyber Security.
- Who are the co-founders of FlowSec?
- The co-founders of FlowSec are Raz Neuhaus (Co-founder & CEO) and Oshrit Yosef (Co-founder).
- What is FlowSec's current funding stage?
- FlowSec is currently in the Seed funding stage.
- When did FlowSec have its last funding round?
- FlowSec had a funding round in January 2024.
Team · 4
Sectors & technology
Highlights
Tags
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
External links
| Website | flow-sec.com |
|---|---|
| linkedin.com/company/72007578 |
Identifiers & details
| Legal name | FlowSec Ltd. |
|---|---|
| Founded | 2020 |
| Employees (exact) | 16 |
Radar intelligence
Web history (Wayback)
| Domain | flow-sec.com |
|---|
Certificate / subdomain footprint
| Subdomains | 1 |
|---|
Israeli Companies Registrar (רשם החברות / ICA)
| Registrar # (ח.פ.) | 516252459 |
|---|---|
| Status | פעילה |
| Corp type | ישראלית חברה פרטית |
| Incorporated | 2020-09-10 |
| Purpose | לעסוק בכל עיסוק חוקי |
| Liability | מוגבלת |
| In violation (unfiled) | no |
| Last annual report | 2025 |
| Active charges / liens | 2 |
| Registry events | 3 — charge (2), annual_report (1) |
| Registered address | הסיבים 1 פתח תקווה |
Recent registry events
| Date | Event |
|---|---|
| 2025-10-20 | רישום שעבוד |
| 2025-10-20 | רישום שעבוד |
| 2025-12-07 | דו~ח שנתי |