ZeroCloak
Where it began

We got done charging clients for clicks that were never authentic

ZeroCloak started as an internal tool at a performance marketing agency that kept discovering, months too late, how much of its clients' spend had gone to bots. Four years later, it's the traffic-quality layer for thousands of advertisers who never want to relive that conversation.

The road that brought us here

Created by people who once controlled the budget

2021 — the trigger

Our founders were media buyers at a performance agency. A single client campaign lost 40% of its budget to a click farm before anyone noticed — their fraud vendor only checked IP reputation, once a day.

2022 — our earliest adopters

We opened ZeroCloak to a handful of agencies who'd had the same experience. Within a quarter, they'd moved every live campaign onto the platform.

Today — the traffic-quality layer teams count on

ZeroCloak now scores clicks across every major ad network for thousands of advertisers, and our own dashboard is the first thing media buyers open each morning.

What drives us

Turn invalid traffic into a non-event, not a budget crisis

Finding out a campaign was bleeding money to bots shouldn't take a month-end report and an uncomfortable client call. We want every team on ZeroCloak to catch, block, and get reimbursed for invalid traffic so routinely that it barely interrupts a launch.

  • Never market ZeroCloak as a way to hide content from ad-network reviewers — we block fraud, we don't enable it
  • Publish our own detection accuracy and false-positive rate in public, at status.zerocloak.org
  • Keep the median time from click to block decision under 10 milliseconds
  • Give every advertiser a full, exportable audit trail for every verdict we make

Weekly Traffic Quality Report

81.6% verified human traffic

Google Ads 16.2% IVT blocked
Meta Ads 9.8% IVT blocked
TikTok Ads 24.1% IVT blocked
Microsoft Ads 6.4% IVT blocked

Traffic quality score, last 45 days

Core principles

Standards that guide every decision

Uncompromising transparency

Every verdict comes with a reason. We log what we block and why — for our customers and for ourselves.

Velocity is a feature

A fraud filter that's slow to decide is worse than no filter at all. We optimize for milliseconds.

Empathy for media buyers

Every person building ZeroCloak has explained a budget shortfall to a client. We design for that call.

Compliant by design, not concealment

We help advertisers pass network reviews honestly by keeping traffic clean — never by hiding anything.

Where detection happens

Detection nodes deliberately spread across twelve regions

Click farms cluster geographically, and so does the infrastructure that spots them. Every ZeroCloak scoring node runs in its own region — no shared queues, no single blind spot between Manila and São Paulo. When we say a cluster is fraudulent, it means the pattern held up from multiple vantage points.

Our fraud analysts are distributed the same way: reviewers across four time zones so a new attack pattern gets a human look within the hour, not the next business day.

Bot traffic detected across regions
The path we've traveled

From a client post-mortem to a full fraud-protection platform

  1. 2021

    Founded after a client's budget retro

    ZeroCloak starts as an internal tool after a click-farm cluster drained 40% of a campaign's spend undetected.

  2. 2022

    First 100 advertisers

    Opened to the public with real-time IP and ASN-based blocking for Google Ads and Meta.

  3. 2023

    ML scoring & auto-dispute filing

    Launched behavioral traffic scoring and one-click IVT dispute filing with ad networks.

  4. 2024

    Expanded to 12 detection regions

    Added isolated scoring infrastructure across Asia-Pacific and Latin America to catch regional click farms faster.

  5. 2025

    SOC 2 Type II & landing page A/B testing

    Completed our SOC 2 audit and shipped a built-in split-testing engine for verified traffic.

  6. Today

    3,800+ advertisers and counting

    ZeroCloak now protects ad spend for advertisers and agencies in over 40 countries.

40%the budget lost to a click farm that started it all, 2021Milestone 1
12detection regions live todayMilestone 2
1.8Bclicks scored every single monthMilestone 3
3,800+advertisers trusting ZeroCloak right nowMilestone 4
Trusted by media buyers

Teams that stopped paying for bot clicks thanks to ZeroCloak

We moved off a spreadsheet of blocked IPs and onto ZeroCloak in an afternoon. Our media buyers actually trust the traffic-quality score now, instead of guessing.
PN
Priya NandakumarHead of Paid Media · Fenwick Labs

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