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Крупнейшая нефтяная компания мира задумалась об альтернативе для морских перевозок нефти14:56
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Illustration of a simple anonymous credential system. The “issuance” procedure reveals your identity to the issuer. A later “show” process lets you use the credential, without revealing who you are The goal is that the resource and issuer together can’t link the credential shown to the specific user who it was issued to. (Icons: Larea, Desin.)，详情可参考体育直播
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