| 摘要 |
FIELD: data protection. ^ SUBSTANCE: invention relates to protection methods for data traffic. First terminal communicates with first network by means of one or several first session keys. Second terminal communicates with second network by means of one or several second session keys. First terminal communicates with second terminal via local interface; one or several session keys are defined in first terminal and one or several second session keys are derived from the first session keys; one or several second session keys are transmitted to the second terminal via local interface by protection protocol; second terminal is authenticated via authentication protocol in the second network by means one or several second session keys and/or keys derived from one or several second session keys. ^ EFFECT: advanced protection of traffic. ^ 14 cl, 1 dwg |
