1. A computer implemented method comprising: receiving, at a processing device, information about one or more assets associated with a network of devices; generating, for at least one of the assets, a security token that is based at least on a portion of the received information about the corresponding asset, wherein the security token is configured to identify a home network defined for the asset, and to restrict access to the corresponding asset upon detecting an occurrence of an unauthorized activity involving the asset; storing, in a storage device, information about the security token and information linking the security token to the corresponding asset; and initiating integration of the security token with the corresponding asset.