I always paid more than the minimum on my credit card, but I still wasn’t making significant progress in debt reduction.
那时,我常常要在信用卡上还比最低限额还多的款,然而我仍然没有在如何减轻负债这个问题上取得很大的进展。
A new ASIC implementation of RSA algorithm is presented. It has less area and more flexibility, making the chip very suitable for smart card applications.
提出了一种实现RSA算法的新型ASIC结构,具有较小的芯片面积和较强的灵活性,适合于智能IC卡应用。
Another is "tokenisation": the devices do not exchange card numbers, but tokens (a sort of digital voucher), making fraud much more difficult.
另一个是动态安全码技术。 即,设备之间只需交换动态安全码而非银行卡号码,这种做法也使得诈骗难上加难。
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