Method of Operating a Mobile Control Unit of a Home-Automation Installation
First Claim
1. A method of operating a mobile control unit intended to form part of a home-automation installation comprising elements including appliances fixed in a building, the elements of the installation communicating on a home-automation network, each element being provided with its own specific identifier and with an authentication key, termed “
- common key”
, identical for all the elements of the home-automation network and authenticating an element'"'"'s membership of the home-automation network, wherein the method comprises;
a step of locating the mobile control unit with respect to a contour containing the elements of the home-automation installation, the mobile unit comprising a means for network linking to the home-automation network,a step of automatically invalidating the common key contained in the mobile control unit in the case where the mobile control unit is situated outside the contour.
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Accused Products
Abstract
Method of operating a mobile control unit intended to form part of a home-automation installation comprising elements including items of equipment fixed in a building, the elements of the installation communicating over a home-automation network, each element being furnished with an identifier which is specific to it and with an authentication key, termed “common key”, identical for all the elements of the home-automation network and authenticating an element'"'"'s membership to the home-automation network, characterized in that it comprises:—a step of locating the mobile control unit with respect to a contour containing the elements of the home-automation installation, the mobile unit comprising a means of network linking to the home-automation network,—a step of automatic invalidation of the common key contained in the mobile control unit in the case where the mobile control unit is situated outside the contour.
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Citations
16 Claims
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1. A method of operating a mobile control unit intended to form part of a home-automation installation comprising elements including appliances fixed in a building, the elements of the installation communicating on a home-automation network, each element being provided with its own specific identifier and with an authentication key, termed “
- common key”
, identical for all the elements of the home-automation network and authenticating an element'"'"'s membership of the home-automation network, wherein the method comprises;a step of locating the mobile control unit with respect to a contour containing the elements of the home-automation installation, the mobile unit comprising a means for network linking to the home-automation network, a step of automatically invalidating the common key contained in the mobile control unit in the case where the mobile control unit is situated outside the contour. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 14, 15)
- common key”
- 11. A means for linking to a home-automation network, comprising at least one common key memory and able to communicate on a home-automation network with the aid of messages authenticated by virtue of the common key, wherein the means comprises a means for automatically invalidating the common key.
Specification