From c6bec99fe31dec191cd633a7a603662ebf57344d Mon Sep 17 00:00:00 2001
From: Vincent Breitmoser <look@my.amazin.horse>
Date: Tue, 16 May 2017 13:43:35 +0200
Subject: [PATCH] add note about ecdsa signature encoding in
 SecurityTokenHelper

---
 .../keychain/securitytoken/SecurityTokenHelper.java              | 1 +
 1 file changed, 1 insertion(+)

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/SecurityTokenHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/SecurityTokenHelper.java
index 0097ceaa3..c5bc4bdef 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/SecurityTokenHelper.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/securitytoken/SecurityTokenHelper.java
@@ -698,6 +698,7 @@ public class SecurityTokenHelper {
                 break;
 
             case ECKeyFormatType:
+                // "plain" encoding, see https://github.com/open-keychain/open-keychain/issues/2108
                 if (signature.length % 2 != 0) {
                     throw new IOException("Bad signature length!");
                 }