If the online bookstore offers online payment, customers of the bookstore won't be happy if you deliver the software without security in place, or with an ever changing user interface.

如果在线书店提供在线支付，要是你交付的软件缺乏适当的安全性或是经常变动用户界面，书店的顾客就会不满意。

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Since the security requirement dictates that the means of payment (such as credit card or bank check) must be hidden from unauthorized viewers, encrypting the payment element pays off.

由于安全性要求规定必须对未授权的查看者保密支付方式(诸如信用卡或银行支票)，对Payment元素加密就做到了这一点。

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In addition, the mere incorporation of biometrics into the payment system is likely to deter criminals, says Mike Bond, an expert in banking security at Cambridge University.

而且，单只是把生物识别技术整合进支付系统就可能吓跑犯罪分子了，剑桥大学的金融安全专家迈克·邦德说。

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Pensioners are vulnerable and they need to know they have a security of payment over a long period of time.

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Every consummated transaction that is not cash- or credit-based requires trust in the other party and in the security of the payment mechanism.

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Mobile-payment services respond that the added levels of security, required of all registered payment service providers, can make these payments safer than handing a credit or debit card to a waiter.

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