From b921927b8747ac8b66d3ccff22446b148c891f01 Mon Sep 17 00:00:00 2001
From: J08nY
Date: Sat, 22 Mar 2025 22:17:34 +0100
Subject: Fix ECDH external in reader.

---
 reader/src/main/java/cz/crcs/ectester/reader/ECTesterReader.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'reader/src/main/java/cz')

diff --git a/reader/src/main/java/cz/crcs/ectester/reader/ECTesterReader.java b/reader/src/main/java/cz/crcs/ectester/reader/ECTesterReader.java
index bb11484..6a52dc5 100644
--- a/reader/src/main/java/cz/crcs/ectester/reader/ECTesterReader.java
+++ b/reader/src/main/java/cz/crcs/ectester/reader/ECTesterReader.java
@@ -655,7 +655,7 @@ public class ECTesterReader {
                 Response.Export exportLocal = new Command.Export(cardManager, CardConsts.KEYPAIR_LOCAL, EC_Consts.KEY_PRIVATE, EC_Consts.PARAMETER_S).send();
                 respWriter.outputResponse(exportLocal);
                 privkey_bytes = exportLocal.getParameter(CardConsts.KEYPAIR_LOCAL, EC_Consts.PARAMETER_S);
-                pubkey_bytes = ECUtil.toX962Uncompressed(keypair.getParam(EC_Consts.PARAMETER_W));
+                pubkey_bytes = keypair.flatten(EC_Consts.PARAMETER_W);
 
                 perform = new Command.ECDH_direct(cardManager, CardConsts.KEYPAIR_LOCAL, CardConsts.EXPORT_TRUE, EC_Consts.TRANSFORMATION_NONE, cfg.ECKAType, pubkey_bytes);
             } else {
-- 
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