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diff --git a/taler-exchange-manual.rst b/taler-exchange-manual.rst index 1d308522..5c314aee 100644 --- a/taler-exchange-manual.rst +++ b/taler-exchange-manual.rst @@ -81,6 +81,13 @@ currencies such as USD or EUR. Similarly, the Taler exchange must interact with a bank. The bank of the exchange holds the exchange’s funds in an escrow account. +Note that, given the technical burden (XML-based communications, +additional cryptography, and a vast variety of standards) due to +interact with banks, the exchange uses a intermediary system to talk +to its bank. Such intermediary system abstracts the native banking +protocol by exposing the *Wire Gateway API*; this way, the exchange +can conduct its banking operations in a simplified and JSON-based style. + When customers wire money to the escrow account, the bank notifies the exchange about the incoming wire transfers. The exchange then creates a *reserve* based on the subject of the wire transfer. The wallet which |