他说对于交易验证和完善的保障还需要改进。
He said that the logistics of authenticating and consummating transactions on mobile need to be improved.
显然,这种方法从长期来看,在网络带宽和计算开销与加密交易验证方面都引入了可扩展性问题。
Clearly, this approach introduces a scalability issue in the longer term, in terms of both network bandwidth, and computational overhead associated with cryptographic transaction verification.
EMV 解决方案允许在本地安全地验证交易。
The EMV solution allowed transactions to be verified locally and securely.
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