/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
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*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
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*/
/**
* @ test
* @ bug 6888925 8180570 8237804
* @ summary SunMSCAPI ' s Cipher can ' t use RSA public keys obtained from other sources .
* @ requires os . family = = " windows "
* @ library / test / lib
* @ modules java . base / sun . security . util
*/
import java.security.*;
import java.util.*;
import javax.crypto.*;
import jdk.test.lib.SecurityTools;
import jdk.test.lib.hexdump.HexPrinter;
/*
* Confirm interoperability of RSA public keys between SunMSCAPI and SunJCE
* security providers .
*/
public class PublicKeyInterop {
public static void main(String[] arg) throws Exception {
cleanup();
SecurityTools.keytool("-genkeypair" ,
"-storetype" , "Windows-My" ,
"-keyalg" , "RSA" ,
"-alias" , "6888925" ,
"-dname" , "cn=6888925,c=US" ,
"-noprompt" ).shouldHaveExitValue(0 );
try {
run();
} finally {
cleanup();
}
}
private static void cleanup() {
try {
KeyStore ks = KeyStore.getInstance("Windows-MY" );
ks.load(null , null );
ks.deleteEntry("6888925" );
ks.store(null , null );
} catch (Exception e) {
System.out.println("No such entry." );
}
}
static void run() throws Exception {
KeyStore ks = KeyStore.getInstance("Windows-MY" );
ks.load(null , null );
System.out.println("Loaded keystore: Windows-MY" );
PublicKey myPuKey = ks.getCertificate("6888925" ).getPublicKey();
System.out.println("Public key is a " + myPuKey.getClass().getName());
PrivateKey myPrKey = (PrivateKey) ks.getKey("6888925" , null );
System.out.println("Private key is a " + myPrKey.getClass().getName());
System.out.println();
byte [] plain = new byte [] {0 x01, 0 x02, 0 x03, 0 x04, 0 x05};
HexPrinter hp = HexPrinter.simple();
System.out.println("Plaintext:\n" + hp.toString(plain) + "\n" );
Cipher rsa = Cipher.getInstance("RSA/ECB/PKCS1Padding" );
rsa.init(Cipher.ENCRYPT_MODE, myPuKey);
byte [] encrypted = rsa.doFinal(plain);
System.out.println("Encrypted plaintext using RSA Cipher from " +
rsa.getProvider().getName() + " JCE provider\n" );
System.out.println(hp.toString(encrypted) + "\n" );
Cipher rsa2 = Cipher.getInstance("RSA/ECB/PKCS1Padding" , "SunMSCAPI" );
rsa2.init(Cipher.ENCRYPT_MODE, myPuKey);
byte [] encrypted2 = rsa2.doFinal(plain);
System.out.println("Encrypted plaintext using RSA Cipher from " +
rsa2.getProvider().getName() + " JCE provider\n" );
System.out.println(hp.toString(encrypted2) + "\n" );
Cipher rsa3 = Cipher.getInstance("RSA/ECB/PKCS1Padding" , "SunMSCAPI" );
rsa3.init(Cipher.DECRYPT_MODE, myPrKey);
byte [] decrypted = rsa3.doFinal(encrypted);
System.out.println("Decrypted first ciphertext using RSA Cipher from " +
rsa3.getProvider().getName() + " JCE provider\n" );
System.out.println(hp.toString(decrypted) + "\n" );
if (! Arrays.equals(plain, decrypted)) {
throw new Exception("First decrypted ciphertext does not match " +
"original plaintext" );
}
decrypted = rsa3.doFinal(encrypted2);
System.out.println("Decrypted second ciphertext using RSA Cipher from "
+ rsa3.getProvider().getName() + " JCE provider\n" );
System.out.println(hp.toString(decrypted) + "\n" );
if (! Arrays.equals(plain, decrypted)) {
throw new Exception("Second decrypted ciphertext does not match " +
"original plaintext" );
}
}
}
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¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-10)
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