作者: Harri Tapani Vatanen
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摘要: A method and apparatus for effecting user-initiated communications, such as payment transactions, between user-accessible data terminal equipment communicatingly linkable with a mobile telephone exchange at least one service provider, wherein each user or subscriber has card that is uniquely associated system subscriber, preferably employs dedicated network to which the connected end of provider another end. The user's identity locally authenticated before communications connection through provided, access rights particular services are determined in database network. invention particularly well suited use SIM-card GSM-network provide secure an environment demanding high security.