U Shield security technology used in what is it?

Prawns which can shield me say U adopted for the safety of its security technology is what principle?

Application will be Automatically change your online identity authentication.For example, it is necessary to use password transfusion card, “password cards” and U shield would not have to lose this.

U shield your identity online, plug in and identify After the transfer will be prompted, this time to lose U need to shield the password – PIN.No flying this thing, even if aware of bank cards can not pay

So U shield is the number of password unchanged Plus the identity of the entities

PS I feel bad, often fail to recognize