Exposure of sensitive information to users is controlled using a first security token containing user identity and user credentials to represent the user who requests services, and a second security token containing two other identities, one identifying the token issuer and the other identifying the owning process. The pad includes a material having an abrasive and entangling surface, the surface being sufficiently abrasive to mechanically abrade at least the stratum corneum from a patient’s skin and the surface adapted to entangle any stinging cells left in the sting. The bread dough and part baked bread obtained by the present method offer the advantage that they can be baked to yield a bread product that will retain a crispy crust for a considerable period of time alter baking .