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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

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

Path Parameters

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

Payer Information

FirstName
string
required
Payer’s first name.
LastName
string
required
Payer’s last name.
Email
string
required
Payer’s email address.
Phone
string
required
Payer’s phone number.

Billing Address

Address1
string
required
Primary billing address line.
Address2
string
Secondary billing address line.
Address3
string
Tertiary billing address line.
PoseCode
string
required
Billing postal/ZIP code.
City
string
required
Billing city.
StateProvince
string
required
Billing state or province.
CountryCode
string
required
2-letter country code.

Client Details

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

Response