| 摘要 |
<p>Systems, methods, and apparatuses are provided for enabling a merchant payment computer to obtain one or more encryption keys, and use the encryption keys to encrypt transaction data. The merchant payment computer may authenticate to a merchant management computer to obtain a signed digital certificate attesting the identity of the merchant payment computer. The merchant payment computer can provide the certificate and a device identifier to a key management computer to obtain an encryption key. The merchant payment computer can then use the encryption key to encrypt transaction data for a transaction.</p> |
