Method, system and apparatus for preventing degraded attack when terminal moving

Method, system and apparatus for preventing degraded attack when terminal moving

  • CN 101,384,079 A
  • Filed: 09/03/2007
  • Published: 03/11/2009
  • Est. Priority Date: 09/03/2007
  • Status: Active Application
First Claim
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1. , a kind of method of preventing degraded attack when terminal moving is characterized in that, this method comprises:

  • User equipment (UE) sends the tracking area update request message to mobile management entity MME;

    The security capabilities that the UE that reception MME obtains and sends supports;

    When security capabilities that the UE that inspection receives supports and the security capabilities of self preserving are inconsistent, determine to exist degradation attack.

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