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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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*
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* 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 ) .
*
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* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
/*
* @ test
* @ bug 6561126 8267319
* @ summary keytool should use larger default keysize for keypairs
* @ modules java . base / sun . security . util
* java . base / sun . security . tools . keytool
* @ run main NewSize7
*/
import java.io.File;
import java.io.FileInputStream;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.security.KeyStore;
import java.security.cert.X509Certificate;
import java.security.interfaces.RSAPublicKey;
import sun.security.util.SecurityProviderConstants;
public class NewSize7 {
public static void main(String[] args) throws Exception {
String FILE = "newsize7-ks" ;
new File(FILE).delete ();
sun.security.tools.keytool.Main.main(("-debug -genkeypair -keystore " +
FILE +
" -alias a -dname cn=c -storepass changeit" +
" -keypass changeit -keyalg rsa" ).split(" " ));
KeyStore ks = KeyStore.getInstance("JKS" );
try (FileInputStream fin = new FileInputStream(FILE)) {
ks.load(fin, "changeit" .toCharArray());
}
Files.delete (Paths.get(FILE));
RSAPublicKey r = (RSAPublicKey)ks.getCertificate("a" ).getPublicKey();
if (r.getModulus().bitLength() != 3072 ) {
throw new Exception("Bad keysize" );
}
X509Certificate x = (X509Certificate)ks.getCertificate("a" );
if (!x.getSigAlgName().equals("SHA384withRSA" )) {
throw new Exception("Bad sigalg" );
}
}
}
Messung V0.5 in Prozent C=93 H=94 G=93
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-10)
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