pay-cardid

GOV.UK Pay Card information service

The service provides an API that could be accessed to retrieve card information for a given card number.

Environment Variables

• ADMIN_PORT: The port number to listen for Dropwizard admin requests on. Defaults to 8081.
• DISCOVER_DATA_LOCATION: The URL to load bin ranges for Discover cards from. Defaults to file:///app/data/discover/Merchant_Marketing.csv.
• JAVA_OPTS: Options to pass to the JRE. Defaults to -Xms1500m -Xmx1500m.
• PORT: The port number to listen for requests on. Defaults to 8080.
• TEST_CARD_DATA_LOCATION: The URL to load bin ranges for test cards from. Defaults to file:///app/data/test-cards/test-card-bin-ranges.csv.
• WORLDPAY_DATA_LOCATION: The URL to load the Worldpay bin range data from. Defaults to file:///app/data/worldpay/WP_341BIN_V03.CSV.

Card data

The data for this service would need to be sourced externally from relevant providers. The service currently supports data provided by:

• Worldpay
• Discover

For the service to built and run the relevant data from the supported providers would need to be placed in the appropriate location under the data folder as follows:

Worldpay

Location: /data/sources/worldpay Format: csv

The csv file is expected to have the following structure, as of Worldpay EMIS v19 document

00!12102015!!!!!!!!!!
05!511949000!511949999!CN!ELECTRON!SAMPLE COMP PLC!GBR!826!D!PE000!XE000!Y
99!1!!!!!!!!!!

Key	Meaning
00	Header
05	Data record
99	EOF

Discover

Location: /data/sources/discover Format: csv

Since the data from discover is in pdf format, the services expects it to be converted into a csv format. The csv file is expected to have the following structure.

01,START,END,TYPE,BRAND
02,12345678,12345679,C,DISCOVER
09

Key	Meaning
01	Header
02	Data record
09	EOF

Test Card Data

Location: /data/sources/test-cards Format: csv

The data is a manual collection of test cards provided by our API documentation, converted into a csv format. The csv file is expected to have the following structure:

01,START,END,TYPE,BRAND
02,123456789,123456789,C,VISA
09

Key	Meaning
01	Header
02	Data record
09	EOF

API Specification

POST /v1/api/card

Returns information for a given card number.

Request example

POST /v1/api/card

{
    "cardNumber": "1234567812345678"
}

Payment response

HTTP/1.1 200 OK
Content-Type: application/json

{
    "brand": "visa",
    "type": "D",
    "label": "visa"
}

Licence

MIT License

Vulnerability Disclosure

GOV.UK Pay aims to stay secure for everyone. If you are a security researcher and have discovered a security vulnerability in this code, we appreciate your help in disclosing it to us in a responsible manner. Please refer to our vulnerability disclosure policy and our security.txt file for details.