Abstract

A method for a content providing terminal providing at least one technically protected digital content is disclosed. The method includes steps of: (a) the content providing terminal providing the digital content in which information on a public key or pointing information indicating the information on the public key is embedded, wherein the information on the public key or the pointing information indicating the information on the public key is required to make a digital content provider receive digital money; and (b) the content providing terminal supporting a course of removing a state of restriction on the use of the digital content to allow a user terminal which receives the digital content to play the digital content, if the user terminal creates payment information by using the public key and its private key and the created payment information is determined to be true.


Claims
Owners (US)
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Document History
  • Publication: May 11, 2017
  • Application: Jun 12, 2015
    US US 201515113090 A
  • Priority: Jun 12, 2015
    KR KR 2015005934 W
  • Priority: Jun 17, 2014
    KR KR 20140073751 A

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