24Metrics Fraud Filter Library, your central hub for managing and automating fraud prevention across your performance marketing campaigns. This section contains detailed documentation on over 20 advanced fraud filters designed to detect and reject invalid clicks, conversions, and impressions in real time.
From third-party rejection mapping and session timing to VPN detection and click flooding protection, each filter addresses a specific fraud vector with configurable options tailored to your needs. Whether you're optimizing CR thresholds, blocking bad device IDs, or filtering traffic by geo or ISP, these tools help protect your budget and ensure data integrity.
Use this library to explore setup instructions, filter logic, and practical use cases for each fraud detection module. Stay compliant, reduce wastage, and make smarter attribution decisions, with automation that works at scale.
Filter Groups Explained - an useful article to understand the logic and best practice when using multiple filter groups besideds the Default one.
Emulator & Bots - combating bot traffic is essential to safeguard advertising budgets and ensure reliable data analytics.
VPN & Residential Proxy - blocks traffic from proxies, VPNs, and spoofed IPs threats in real time.
Duplicate User Detection - vital for ensuring data integrity and combating fraud in digital marketing.
Click Flooding - protection against deceptive practice in advertising where fraudsters try to manipulate attribution.
Click Spam - known also as cookie dropping, fraudsters generate fake clicks to illegitimately claim credit for conversions.
Compliance Checks - ensures ad quality and safeguarding users from harmful content is critical.
Conversion Rate - designed to identify and act on conversions that fall outside a predefined CR range.
Session Time - blocks conversions when the session, or CTIT, falls outside the defined range.
Device ID Check - designed to reject clicks that contain no data or an invalid Device ID format.
Device Anomaly Detection - detects fraudulent clicks and conversions from outdated devices.
Keyword - primarily designed for Search Campaigns.
Conversion Rejection Threshold - prevents further clicks from being forwarded once the rejection rate surpasses the threshold.
GEO - an efficient way to block clicks or conversions originating from specific countries.
ISP - block clicks from specific ISPs (Internet Service Provider) known for fraudulent behavior.
Data Validation - identifies and rejects data containing invalid or empty parameters.
Wrong Install Time - esigned for Mobile App Install events, addressing potential mismatches related to SDK Fraud.
Low Session Time Anomaly - protects against low-quality, incentivized traffic or suspicious conversions by evaluating session duration patterns.
Sub ID Validity Check - designed to block clicks with invalid Sub IDs and can be applied to both clicks and conversions.
Third Party Rejection - connects to the Third Party Rejection parameter and requires initial configuration within the Conversion tab of the offer settings.