| 摘要 |
The present invention relates to an affixal device for a one time code by using near field communication. According to the present invention, the affixal device for a one time code including a near field communication unit, comprises: an affixal checking unit for checking if a single-use code has been affixed or is in a state of being able to be affixed; a generation unit for dynamically generating a single-use code in a specified structure according to a specified code generation rule; and a transmission unit for transmitting authentication data including the generated single-use code through the near field communication unit. |
