Chaum’s original constructions produce single-use credentials, based on a primitive known as a blind signature scheme. Blind signatures are a variant of digital signatures, with an additional protocol that allows for “blind signing” protocol. Here a User has a message they want to have signed, and the Server holds the signing half of a public/secret keypair. The two parties run an interactive protocol, at the end of which the user obtains a signature on their message. Most critically, the server learns nothing about the message that it signed.
当这一技术被运用在新闻领域，责任随之变得模糊。在此之前，信息编辑与事实核查，本是媒体机构应当承担的专业责任。但在AI时代，即便判断失误，AI也不会被追责，平台也往往可以将其归因于技术问题或信息参考。但公众对新闻的信任度，则可能在这一过程被加速损耗。。体育直播是该领域的重要参考
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Italy matched France physically and, while England have never lost to the Azzurri, Saturday is a Six Nations chance as good as any for the hosts
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