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Every click
leaves a signal.

Platform tracking captures click data before the visitor reaches your website.

Ad clickWebsite

Measure the visit.
After the click.

Both tags receive the ad click on your website. The Ads Defender Tag connects visit data and the Session Tag’s Result Token to protection.

Ad clickProtectionResult TokenSupplementary device assessment

Signals become
decisions.

Connect the evidence. Identify invalid activity.

Incoming signalsQualifiedFlagged

Platform-native
protection.

Keep invalid traffic out of future ad delivery using your platforms’ own controls.

Cleaner signals.
Better learning.

Reduce the influence of invalid activity on audience modelling and campaign optimisation.

A triangular feedback loop: cleaner signals inform campaign learning, which shapes future ad delivery and the signals of the next visit.Campaign learningCleaner signalsFuture ad delivery

How Ads Defender
evaluates traffic.

Different signals reveal different kinds of invalid activity. Ads Defender connects click data, on-site behaviour and placement analysis to the controls available in your advertising platforms.

Visibility before
and after the click.

Platform tracking captures click data before the landing page loads. On-site tags add what happens next: how a visitor interacts and whether the device behind the session appears authentic.

The ad click reaches both on-site tags. The Ads Defender Tag evaluates activity across visits and connects to protection. The supplementary Session Tag assesses the device during the session and returns an instant evaluation result.

Platform tracking captures the ad click. The click reaches both the Ads Defender Tag and the supplementary Session Tag on the website. The Session Tag returns a Result Token to the Ads Defender Tag, which connects to protection.PLATFORMWEBSITEAd clickPlatform trackingAds DefenderTagSession TagSupplementary tagResult TokenProtection

Assess the traffic.
In context.

A click alone tells only part of the story. Behavioural analysis, device validation and network context reveal different aspects of traffic quality. Ads Defender combines these perspectives to distinguish qualified activity from invalid traffic.

This connects what happens during a visit with the technical environment behind it. The resulting assessment informs the applicable protection methods.

Behaviour, device and network signals contribute to traffic qualification, distinguishing qualified from invalid traffic. BehaviourDeviceNetwork Trafficqualification QualifiedInvalid

A browser reveals
more than a click.

Explore selected collectors used by our Session Tag: browser capabilities, automation indicators and consistency across browser contexts. Then simulate a bot to see how several signals can tell a different story.

Signal observationMove to explore
YOUR BROWSER · LOCAL PREVIEW

Signals in context.

Explore 19 selected collectors. Your visit is not classified by this demo.

POSITION—SPEED—INPUT TYPE—

Live values stay in this demo. Bot values and the flagged result are illustrative, not a production verdict. A single signal does not establish fraud; unavailable APIs are not evidence of a bot.

Get the truth about where
your ads appear.

Traffic quality also depends on the inventory behind it. Ads Defender assesses websites and apps as a separate detection layer, using platform and inventory data alongside AI Vision for qualitative placement analysis.

For Google and Microsoft campaigns, that assessment extends into automatic placement exclusions. It can identify unsuitable inventory independently of a particular visitor’s session.

Website and app inventory is evaluated using platform data and AI Vision, informing placement exclusions for Google and Microsoft. AI Vision Website & app inventoryGoogle · Microsoft
AI Vision is subject to pricing plans

Apply realtime protection
to future ad delivery.

Ads Defender translates its assessments into IP, audience and placement controls within your advertising platforms. Invalid sources can be excluded from future delivery, while audience controls limit their influence on campaign learning.

All protection methods run autonomous and in realtime. No manual exclusions are required.

Invalid sources are routed to applicable IP, audience and placement exclusions within the advertising platform to affect future delivery. INVALID SOURCESPLATFORM CONTROLS IP exclusionsAudience controlsPlacement exclusionsApplied where supported by the campaign
Exclusions act through the platform’s own delivery controls.

See how your campaigns
are protected.

Choose your platform and campaign type. Explore the available protection, where it applies and what your setup needs.

Advertising platform

Campaign type

Google Ads

Protection for Search

Including AI Max for Search

Supported

IP Protection

Act on identified IP addresses.

Account-level IP exclusions.

How it works: IP Protection
Where it applies
The Google Ads account’s IP exclusion list, applied to Search campaigns.
What happens
Identified invalid IP addresses are added to the account-level exclusion list to influence future ad delivery.
What you need
Account-level exclusion controls and platform limits apply. Check the account’s exclusion setup.
Read the documentation
Supported

Audience Protection

Connect invalid traffic to audience controls.

Audience controls for delivery and modelling.

How it works: Audience Protection
Where it applies
The audience controls available for Google Ads Search campaigns.
What happens
Invalid-traffic signals inform audience controls that can influence delivery and modelling. The exact action follows the campaign settings.
What you need
Marketing consent, audience eligibility and campaign settings apply. Activate Audience Protection for the account.
Read the documentation
Limited coverage

Placement Protection

Assess the inventory behind your ads.

Search partner inventory only.

How it works: Placement Protection
Where it applies
Eligible search partner inventory; this is not a blanket exclusion across every search surface.
What happens
Unsuitable websites or apps are excluded through the placement controls available on the platform.
What you need
The inventory must support placement exclusions. Campaign settings and platform restrictions apply.
Read the documentation

How our technology connects to your business

Preserve valuable traffic

Whitelisting keeps trusted IPs, strategic placements and visitors with valuable conversion actions eligible. These exceptions give protection the business context that technical signals alone cannot provide.

Understand the effect

Campaign, audience and placement reporting makes protection activity visible. Metrics like replaced clicks and reallocated budget allow to clearly understand the impact of the enabled realtime protection.

Developed in-house.
Operated in Germany.

Ads Defender develops its own detection software and operates its own data-centre infrastructure in Frankfurt. 

Your first step to
cleaner advertising.

Get an initial estimate of fraud exposure and potential budget recovery, based on your industry, advertising spend and our own data.