This file is part of GNU TALER.
Copyright (C) 2014, 2015, 2016 INRIA
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 2.1, or (at your option) any later version.
TALER is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
@author Florian Dold
@author Christian Grothoff
trusted third party that verifies that the exchange is operating correctly
traditional financial service provider who offers wire :term:`transfers <transfer>` between accounts
coins are individual token representing a certain amount of value, also known as the :term:`denomination` of the coin
specification of the details of a transaction, specifies the payment obligations for the customer (i.e. the amount), the deliverables of the merchant and other related information, such as deadlines or locations
unit of currency, specifies both the currency and the face value of a :term:`coin`
RSA key used by the exchange to certify that a given :term:`coin` is valid and of a particular :term:`denomination`
operation by which a merchant passes coins to an exchange, expecting the exchange to credit his :term:`bank` account in the future using a wire :term:`transfer`
a :term:`coin` is dirty if its public key may be known to an entity other than the customer, thereby creating the danger of some entity being able to link multiple transactions of coin's owner if the coin is not refreshed first
implementation of a :term:`wallet` for browsers
a :term:`coin` is fresh if its public key is only known to the customer
offline key used by the exchange to certify denomination keys and message signing keys
message signing key
key used by the exchange to sign online messages, other than coins
a :term:`coin` is owned by the entity that knows the private key of the coin
message that cryptographically demonstrates that a particular claim is correct
funds set aside for future use; either the balance of a customer at the exchange ready for :term:`withdrawal`, or the funds kept in the exchange's bank account to cover obligations from coins in circulation
operation by which a :term:`dirty` :term:`coin` is converted into one or more :fresh: coins
operation by which a merchant steps back from the right to funds that he obtained from a :term:`deposit` operation, giving the right to the funds back to the customer
users can share ownership of a :term:`coin` by sharing access to the coin's private key, thereby allowing all co-owners to spend the coin at any time.
see message signing key.
operation by which a customer gives a merchant the right to :term:`deposit` coins in return for merchandise
method of sending funds between :term:`bank` accounts
method by which ownership is exclusively transferred from one entity to another
unique number by which a merchant identifies a :term:`transaction`
software running on a customer's computer; withdraws, stores and spends coins
wire transfer identifier
subject of a wire :term:`transfer`; usually a random string to uniquely identify the :term:`transfer`
operation by which a :term:`wallet` can convert funds from a reserve to fresh coins