A broadband gateway may be used to authorize transactions associated with one or more accounts, which may be associated with a user of the broadband gateway. The transaction may be handled by the broadband gateway. The authorizations may be performed based on information associated with the accounts, whose storage may be controlled by the broadband gateway. The broadband gateway may block and/or terminate transactions failing authentication and/or validation, which may be performed based on the stored information. The transactions may be initiated within a network serviced by the broadband gateway. The transactions may also be initiated outside the serviced network. The stored information may comprise a user profile, which may comprise a plurality of settings for controlling and/or managing authorization performed by the broadband gateway. The user profiles may be configurable by users, wherein configuration may comprise initializing and/or modifying one or more of the transaction related settings.