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POST

Risk Assessment Guide

Evaluate transaction risk before processing payments
Performs a fraud risk assessment on a tokenized card by cross-referencing the billing address, card issuer country, and client IP address. Use this before processing a payment to detect mismatches that may indicate fraudulent activity, such as anonymous proxies or country discrepancies.

Error Responses

Parameter Constraints

  • CountryCode is required and must be a 2-letter ISO country code.
  • ClientIPAddress, City, and StateProvince are used for geo-validation against the card issuer country.
  • FirstName and LastName are compared against the card owner name.

Parameters

Headers

string
required
Your API key prefixed with APIKEY. Example: APIKEY your-api-key. See the Authentication guide.

Path Parameters

string
required
The token ID as returned by one of the tokenization methods.

Payer Information

string
required
Payer’s first name.
string
required
Payer’s last name.
string
required
Payer’s email address.
string
required
Payer’s phone number.

Billing Address

string
required
Primary billing address line.
string
Secondary billing address line.
string
Tertiary billing address line.
string
required
Billing postal/ZIP code.
string
required
Billing city.
string
required
Billing state or province.
string
required
2-letter country code.

Client Details

string
required
Client’s IP address. Both IPv6 and IPv4 formats are supported.

Response