From d0c41a73501a0bf94fca91be5fb38ab039490843 Mon Sep 17 00:00:00 2001
From: Pieter Wuille <pieter.wuille@gmail.com>
Date: Thu, 6 Nov 2014 01:17:48 -0800
Subject: Add sanity check after key generation

Add a sanity check to prevent cosmic rays from flipping a bit in the
generated public key, or bugs in the elliptic curve code. This is
simply done by signing a (randomized) message, and verifying the
result.
---
 src/wallet.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/wallet.cpp')

diff --git a/src/wallet.cpp b/src/wallet.cpp
index 5aea9881c..353010ae0 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -79,6 +79,7 @@ CPubKey CWallet::GenerateNewKey()
         SetMinVersion(FEATURE_COMPRPUBKEY);
 
     CPubKey pubkey = secret.GetPubKey();
+    assert(secret.VerifyPubKey(pubkey));
 
     // Create new metadata
     int64_t nCreationTime = GetTime();
-- 
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