Patent · US Active

Handling trust in an IP multimedia subsystem communication network

US9900347B2 · kind B2 · utility

5Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 2007
Grant dateFeb 20, 2018
Priority date
Expiry dateDec 31, 2035

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L65/1104
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for handling trust in an IP Multimedia Subsystem network. A node in the IP Multimedia Subsystem network receives a Session Initiation Protocol message from a remote node. The message includes an indicator indicating the level of trust of a communication sent from the remote node to the IP Multimedia Subsystem node. The node can then apply a security policy to the message, the security policy being determined by the indicator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.