FIELD: information technology.
SUBSTANCE: method of providing secure communication for multiple special devices involves authentication of one or more first devices in a first network; authentication of one or more second devices in a second network; sending a group key to the authenticated first devices and to the authenticated second devices; establishment of a special network, at least through one of the authenticated first devices and at least one of the authenticated second devices using the group key; and data exchange within the special network at least between one of the authenticated first devices and at least one of thee authenticated second devices.
EFFECT: high security during communication of telephone devices of various service suppliers.
10 cl, 5 dwg
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Authors
Dates
2010-12-10—Published
2007-04-17—Filed