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Detection strategies and fraud probability
Natalya Yefimenko avatar
Written by Natalya Yefimenko
Updated over 8 months ago

Detection strategy

Detection strategy is a set of filters the 24metrics use to define conversion fraud probability. You can select the needed strategy while creating an Anti-fraud rule.

There are four strategies:

  • Mobile CPI

  • Mobile CPA

  • Lead Offers

  • Ecommerce

Each of them contains a set of filters by 24metrics applied to the selected conversions. Here you can learn more about each filter.

⚠️ Affise doesn't define the filters set within a detection strategy. 24metrics do it on their side.

Mobile CPI

The best for mobile-app traffic (cost per install).

Filter name

Setting details

Duplicate IP

Last 24h / 1 IP (same offer / same affiliate)

Duplicate Device ID

Same offer / All affiliates

Fraud Database

Global IP / Device ID based

ClickSpam

50% > 1h CTIT

Low Session Time Anomaly

50% < 1min CTIT

Min Click To Install Time

20s

Bot

No configuration options

VPN / Proxies

No configuration options

Third Party Rejection

Sync with other fraud system

Max Click to Conversion Time

24h

Sub ID Validity Check

More than 700 SubIDs (per offer + affiliate)

Referrer URL

No configuration options

OLD OS / Browser

60% > Old devices

Mobile CPA

The best for mobile-app traffic (cost per action).

Filter name

Setting details

Duplicate IP

Last 24h / 3 IP (same offer / same affiliate)

Duplicate Device ID

Same offer / All affiliates

Fraud Database

Global IP / Device ID based

ClickSpam

60% > 2h CTIT

Low Session Time Anomaly

60% < 1min CTIT

Min Click To Conversion Time

15s

Bot

No configuration options

VPN / Proxies

No configuration options

Third Party Rejection

Sync with other fraud system

Max Click to Conversion Time

24h

Sub ID Validity Check

More than 700 SubIDs (per offer + affiliate)

Referrer URL Blacklist

No configuration options

OLD OS / Browser

70% > Old devices

Lead Offers

The best setting for lead offers.

Filter name

Setting details

Duplicate IP

Last 24h / 1 IP (same offer / same affiliate)

Duplicate Device ID

No duplicates (same offer / all affiliates)

Fraud Database

Global IP / Device ID based

Low Session Time Anomaly

50% < 1min CTIT

Min Click To Conversion Time

25s

Bot

No configuration options

VPN / Proxies

No configuration options

Third Party Rejection

Sync with other fraud system

Max Click to Conversions Time

24h

Sub ID Validity Check

More than 500 SubIDs (per offer + affiliate)

Referrer URL Blacklist

No configuration options

OLD OS / Browser

70% > Old devices

eCommerce

The best setting for the eCommerce.

Filter name

Setting details

Duplicate IP

Last 24h / 3 IP (same offer / same affiliate)

Fraud Database

Global IP / Device ID based

Click Spam

50% > 24h CTCT

Low Session Time Anomaly

50% < 1min CTIT

Min Click To Conversion Time

40s

Bot

No configuration options

VPN / Proxies

Below 10%

Third Party Rejection

Sync with other fraud systems

Max Click to Conversions Time

14 days

Referrer URL Blacklist

No configuration options

OLD OS / Browser

70% > Old devices

⚠️ The No configuration options record means the filter is active, but no specific parameters are indicated for it.

Fraud probability

Fraud probability allows defining the conversions to be declined automatically according to the selected options (see below). You can select the needed strategy while creating an Anti-fraud rule.

24metrics calculates scores depending on which type of abnormality the system detected for each conversion. Each type has a certain number of points. As a result, every conversion has its score and the fraud probability. Here you can learn more about what every level means.

⚠️ Affise doesn't influence the scoring process and fraud probability determination and calculation. 24metrics perform it on their side.

There are four options:

  • Do not decline: the system doesn't decline conversions.

  • High: the system declines conversions with the high risk level.

  • Medium and higher: the system declines conversions with the medium and higher risk level.

  • Low and higher: the system declines conversions with the low or higher risk level.


Please contact the Affise Customer Support team regarding all raised questions via the e-mail: [email protected].

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