GetKeyInfo Method

This method retrieves the EMV public key information.

Syntax

emvkeymgr.getKeyInfo([callback])

Callback

The 'callback' parameter specifies a function which will be called when the operation completes (or an error is encountered). If the 'callback' parameter is not specified, then the method will block and will not return until the operation completes (or an error is encountered).

The callback for this method is defined as:

function(err){ }

'err' is the error that occurred. If there was no error, then 'err' is 'null'.

'err' has 2 properties which hold detailed information:

err.code
err.message

Remarks

This method retrieves the EMV public key information.

After calling this method check the KeyDetail* properties for information about each of the public keys returned.

Applicable KeyDetail properties for FDMS Rapid Connect:

• KeyDetailRID
• KeyDetailIndex
• KeyDetailExponent
• KeyDetailModulus
• KeyDetailsChecksum
• KeyDetailExpDate

Applicable KeyDetail properties for Paymentech:

• KeyDetailRID
• KeyDetailIndex
• KeyDetailExponent
• KeyDetailModulus
• KeyDetailsChecksum
• KeyDetailFallbackAllowed

In addition to the key details the following properties will be populated when working with FDMS:

• KeyFileCRC
• KeyFileDate
• KeyFileSize

These values should be saved for use when calling CheckForUpdate at a later time.