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Citala
DDoS Protection
ISP MSSP Enterprises National Security
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Monitor
Network Visibility
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Cyber Security
for ISPs
Protection
Beyond Limits


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DDoS shield protection

Transforming ISPs into Cyber Security Providers

New revenue channels | Stronger customer trust
Scalable, managed protection | Seamless onboarding

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Our Technology

Our cutting-edge DDoS protection offers unlimited and powerful defense for ISP, MSSP & Enterprise customers, against any size attack, ensuring immediate and effective mitigation through advanced machine learning.

FlowSec DDoS Shield
Protection
Center
FLOWSEC
CENTER
Abnormal activity detected, sending mitigation attack signature to CSP
CSP / IPS with DDoS shield protection
ISP
DDoS attack mitigated on ISP side, blocking "infected" traffic
CSP / IPS customer protected by DDoS shield
CUSTOMER
Customer business continuity with clear view of the activity

The Edge

Affordable Protection
Offered to Customers by the ISP
Simple & Quick
Registration Process & Automatic Configuration
Unmatched Powerful
Shield Protection
Field proven technology
with global installations
Very simple and quick
registration process and automatic configuration
Customer’s smart online
and self-management dashboard

Our Partners

Kobi Mizrahi
CMO, Bezeq international
Flowsec's solution is a real revolution in the concept of cyber protection against DDoS attacks. Our collaboration with FlowSec has significantly increased our number of customers and improved the service we provide".
Alegresi Motti
Manager of networking & security network, Pelephone
“By using Flowsec’s multi-layered DDoS protection solution, Pelephone customers continue to enjoy uninterrupted services with round-the-clock, 24/7/365 protection from attacks.”
Itzik Shliselberg
CTO, Bezeq international
"Flowsec's technology provides a solution to all types of DDoS attacks and has become our best-selling service in the past year".
Herzel Cohen
Infrastructure Manager, Israel Hayom
Flowsec provides professional and fast service, with clear explanations and guidance tailored to your needs. Their team is highly available and responsive, ensuring a smooth and supportive experience. We are highly satisfied with both the service and the product they deliver.
Snir Farozi
ITI Infrastructure Manager, IBI
Following an alert about attacks on Israel’s financial sector, we chose Flowsec’s service. Within less than four hours, a protection system was deployed that blocked real-time attacks on IBI addresses, preventing any system downtime or client service interruptions. Flowsec provides immediate phone support and quickly resolves issues when needed. We are very satisfied with the service.

From the Media

News.
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January 11, 2026
Israel’s telecommunications infrastructure is among the most critical – and most targeted – in the world.
News.
Read More
November 2, 2025
Accurate, AI-Driven DDoS Protection with Zero Collateral Damage
News.
Read More
October 16, 2025
Seamless
No Blackholing Protection for ISPs

See all Media

Contact Us

    Flowsec Ltd.

    Flowsec provides cutting-edge SaaS DDoS protection solutions for ISPs, CSPs, enterprises, MSSPs, and the national security sector. With multi-tenant and global shield technology, Flowsec enables communication service providers to offer advanced DDoS protection services to their customers.

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