Anonymous e-money is known as digital cash and works like real paper cash
Once withdrawn from an account, it can be spent or given away without leaving a transaction trail
It is created with blind signatures
A blind signature allows a person to get a file digitally signed by another party without revealing information about the file to the other party
It involves multiplying the file by a random number and encrypting it with the otherÅfs public key
They decrypt the file, sign it and return it
Divide by the random number and restore the file with the signature
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