Secure Access to Electronic Strongboxes in Electronic Commerce

Two protocols for access to electronic strongbox are described in the context of electronic commerce. The notion of electronic strongboxes is discussed, and the participants of the strongbox system are presented. The two protocols concern two participants of the strongbox systemn namely the Customer who wishes to access a strongbox maintained by a Strongbox Provider. The security aspects of the protocols are then analysed, focusing on possible methods of cheating by the two involved participants.