There are two types of e-money
Identified e-money
Contains information revealing the identity of the person who originally withdrew it from the bank
It enables the bank to track the money as it moves through the economy (like credit cards)
You request digital cash from your bank
The bank signs a file (an amount of emoney) with its secret key and sends it to you
The amount is debited from your account
You verify this signature with the bankÅfs public key
You know itÅfs valid and you can spend it
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