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[taler-docs] branch master updated: specify account deletion

From: gnunet
Subject: [taler-docs] branch master updated: specify account deletion
Date: Tue, 20 Apr 2021 00:16:43 +0200

This is an automated email from the git hooks/post-receive script.

grothoff pushed a commit to branch master
in repository docs.

The following commit(s) were added to refs/heads/master by this push:
     new 0d53e07  specify account deletion
0d53e07 is described below

commit 0d53e07a4af7b95abcbe6cfd86878e399b76eb5d
Author: Christian Grothoff <>
AuthorDate: Tue Apr 20 00:16:35 2021 +0200

    specify account deletion
 design-documents/013-peer-to-peer-payments.rst | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/design-documents/013-peer-to-peer-payments.rst 
index 9b1f263..df0fc51 100644
--- a/design-documents/013-peer-to-peer-payments.rst
+++ b/design-documents/013-peer-to-peer-payments.rst
@@ -55,6 +55,8 @@ Requirements
   high-performance in terms of CPU, bandwidth, latency, storage
   requirements, and the ability to levy fees on every operation that
   is costly for the exchange) need to be preserved.
+* The system must handle the case where a customer no longer intends to
+  use the KYCed account (due to disuse, death, or key compromise).
@@ -125,6 +127,26 @@ Account creation and withdrawal
    from long polling acceleration.
+Account deletion
+1. The account owner can delete an account by signing a deletion message
+   with the account private key.
+2. This basically resets the KYC data at the exchange, preventing further use 
+   the account. This is helpful in case a user is concerned about having
+   accidentally disclosed the account private key to a third party.
+3. If funds remain in the account, an error message is generated instead.  The
+   user can pass an extra override parameter to delete accounts even if
+   they still contain funds.
+4. A related endpoint should exist for the exchange operator, possibly
+   using messages signed with the exchange offline key. This could be
+   useful in case customers died or are otherwise in need for manual
+   intervention that requires an account to be deleted. In this case,
+   remaining funds in the account should be wired to a bank account
+   designated in the message with the offline signature. The audit
+   report should contain a special note for all of these account deletions.
 Payment into an unknown account

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