diff --git a/src/main/java/com/kjbank/encrypt/exchange/crypto/ECDHESA256Cipher.java b/src/main/java/com/kjbank/encrypt/exchange/crypto/ECDHESA256Cipher.java
index 6bd0530..4eceffd 100644
--- a/src/main/java/com/kjbank/encrypt/exchange/crypto/ECDHESA256Cipher.java
+++ b/src/main/java/com/kjbank/encrypt/exchange/crypto/ECDHESA256Cipher.java
@@ -24,7 +24,7 @@ import java.security.cert.CertificateException;
 import java.io.IOException;
 import java.util.Collection;
 import java.security.Security;
-import org.bouncycastle.jce.provider.BouncyCastleProvider;
+//import org.bouncycastle.jce.provider.BouncyCastleProvider;
 
 public class ECDHESA256Cipher {
 
@@ -89,8 +89,8 @@ public class ECDHESA256Cipher {
     	//0. 개인키 새성
         //String certPath = "C:/imsi/mytestcert/signCert.der";
         String priPath  = "C:/imsi/mytestcert/signPri.key";
-        char[] password = "looking100!".toCharArray();
-        Security.addProvider(new BouncyCastleProvider());
+        char[] password = "aaa1001".toCharArray();
+        //Security.addProvider(new BouncyCastleProvider());   // bouncycastle 관련 일단 comment
         PrivateKey myPrivateKey1 = NPKILoader.loadPrivateKey(priPath, password, pubKey.getAlgorithm());
             	
         // 1. 인증서 로드