path: root/taler-exchange-manual.rst
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authorMS <>2021-01-05 19:11:19 +0100
committerMS <>2021-01-05 19:11:19 +0100
commit816dee4cfb58658ac2c4dc1b8c19e1d61e359385 (patch)
tree8639e22436b1ad8ad1fb2c7d026c3eb38522577d /taler-exchange-manual.rst
parent52acb9b8e905f80551a1a5eec0b0edc6412cbaec (diff)
note for Wire Gateway API
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diff --git a/taler-exchange-manual.rst b/taler-exchange-manual.rst
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+++ 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