| 摘要 |
The present invention relates to a one time password (OTP) authentication system and an OTP authentication method and, more specifically, to an OTP authentication system and an OTP authentication method using a mobile communication terminal having a near field communication (NFC) function, wherein OTP authentication is capable of being carried out by using a mobile communication terminal having an NFC function and an OTP generator provided with a communication function corresponding to NFC. |
