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Brief
Clean.io

Clean.io

Ad Security & Verificationclean.io

Clean.io provides real-time protection against malvertising and client-side attacks, enabling publishers and e-commerce sites to maintain safe user experiences while protecting their advertising revenue and brand reputation.

Last updated Jun 23, 2026

Founded
2015
HQ
New York, New York, United States
Connections
2

At a glance

Employees
11-50
Funding
$12M
2integrations

About

Specialized provider of client-side security solutions for digital publishers and e-commerce platforms

Clean.io is a cybersecurity company that specializes in protecting digital advertising ecosystems from malicious threats. The company provides real-time detection and prevention solutions that safeguard websites, publishers, and e-commerce platforms from malvertising, malicious redirects, client-side attacks, and other digital threats that can compromise user experience, brand reputation, and revenue. Their platform monitors and blocks threats at the client-side level, protecting end-users from harmful content that may bypass traditional security measures. Clean.io serves as a critical security layer in the AdTech ecosystem, addressing the growing concern of malvertising and client-side attacks that affect publishers and advertisers. The company's solutions are particularly valuable for digital publishers who rely on programmatic advertising revenue but need to ensure their sites remain safe for visitors. By providing real-time threat intelligence and automated blocking capabilities, Clean.io helps businesses maintain trust with their audiences while protecting their revenue streams from security incidents that could lead to ad network suspensions or user churn.

Business model

SaaS

Target market

Mid-Market, Enterprise

What they offer

  • Malvertising Protection

    Real-time detection and blocking of malicious advertisements before they reach end users

  • Client-Side Security

    Protection against client-side attacks including malicious scripts, redirects, and code injections

  • Threat Intelligence

    Continuous monitoring and analysis of threats across the advertising supply chain

  • Security Dashboard

    Real-time visibility and reporting on security threats and blocked attacks

Key features

Real-time threat detection and blockingClient-side security monitoringMalvertising preventionAutomated threat responseDetailed threat analytics and reportingSupply chain security monitoringZero-day threat protectionMinimal performance impact

Use cases

Digital publishers protecting ad revenue and user experienceE-commerce sites preventing malicious redirects and fraudMedia companies maintaining brand safetyAd networks ensuring clean inventoryPlatforms preventing client-side data breaches

Customer segments

Digital PublishersE-commerce PlatformsMedia CompaniesAd NetworksContent Sites

Tech & specs

Technology stack

JavaScriptMachine LearningCloud InfrastructureReal-time Analytics

Security & compliance

GDPRCCPASOC 2

Deployment

Cloud

API

Yes

Corporate history
  1. 2015 · Founded
Connection details

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