| 摘要 |
<p>The invention relates to a method, an element, and a system for providing access authentication for a user using user equipment (1-2) communicating (1) in a first communications network (1 -30) accepting a first type of identification to a second communications network (1-16, 1-20) accepting a second type of identification. In the invention, an identifier comprising a first part and a second part is received (5); a corresponding second part is retrieved (7) from a database (BSF) by using the first part; the received second part is compared with the retrieved corresponding second part; and if they are the same, the user equipment (1-2) is provided with access authentication to the second communications network (1 -16, 1-20).</p> |
