| 摘要 |
<p>A method of performing user occupancy authentication of a terminal including the steps of: receiving from a terminal a user key stored in the terminal, a first terminal key, and a first one time password (OTP) parameter; mapping the received user key to a database including a plurality of preset user keys; extracting a second terminal key and a second OTP parameter corresponding to the user key from the database on the basis of the mapping result; and performing user occupancy authentication of the terminal by using the first terminal key, the first OTP parameter, the second terminal key, and the second OTP parameter.</p> |
