The truly impromptu payment may be the last great frontier for cash, until the mobile payments infrastructure supports widely accepted secure payments standards.

如果移动支付基础设施支持不能广泛接受安全支付标准，现金仍然是真正的随时支付的前沿。

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High unemployment is spreading in New York City beyond the poorest neighborhoods to once-secure middle-class enclaves, where some residents are falling behind on rent and mortgage payments.

纽约市的高失业率正在从最贫困的社区向一度安全的中产阶级住宅区中扩散，这里的一些居民已开始拖欠租金和按揭贷款。

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SSL helps secure e-commerce communications and payments through a variety of techniques such as message encryption and digital signatures.

通过诸如信息加密和数字签名等多种技术，SSL促进安全的电子商务通信和支付。

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Google Wallet is engineered to enable secure payments and goes beyond what's possible with traditional wallets and cards.

ENGADGET: Google Wallet mobile payment service, Google Offers announced

Many merchants say they don't want to invest in new technology to support the more secure payments if banks won't issue the cards.

WSJ: MasterCard Pins ATM Fraud on Owners

Google Wallet uses near field communication (NFC) to make secure payments fast and convenient by simply tapping the phone on any PayPass-enabled terminal at checkout.

ENGADGET: Google Wallet mobile payment service, Google Offers announced