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-rw-r--r--doc/paper/taler.tex4
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@@ -446,7 +446,9 @@ as well as for refreshing tainted coins with the exchange and for
retrieving the exchange's denomination key.
Ideally, the customer's anonymity is limited only by this channel;
however, the payment system does additionally reveal that the customer
-is one of the patrons of the exchange.
+is one of the patrons of the exchange who withdrew enough coin of
+given denominations.
+% FIXME: What does customer-merchant business operation mean?
There are naturally risks that the customer-merchant business operation
may leak identifying information about the customer.
We consider information leakage specific to the business logic to be