Examples with KeyPairGenerator java.security.KeyPairGenerator used on opensource projects

Example 91 with KeyPairGenerator

use of java.security.KeyPairGenerator in project nhin-d by DirectProject.

the class CertGenerator method createCertificate.

public static CertCreateFields createCertificate(CertCreateFields fields) throws Exception {
    // generate a key pair first using RSA and a key strength provided by the user
    KeyPairGenerator kpg = (KeyPairGenerator) KeyPairGenerator.getInstance("RSA", "BC");
    kpg.initialize(fields.getKeyStrength(), new SecureRandom());
    KeyPair keyPair = kpg.generateKeyPair();
    if (fields.getSignerCert() == null)
        // this is request for a new CA
        return createNewCA(fields, keyPair);
    else
        // new leaf certificate request
        return createLeafCertificate(fields, keyPair);
}

Example 92 with KeyPairGenerator

use of java.security.KeyPairGenerator in project tomee by apache.

the class SslTomEETest method test.

@Test
public void test() throws Exception {
    final File keystore = new File("target/keystore");
    {
        // generate keystore/trustore
        if (keystore.exists()) {
            Files.delete(keystore);
        }
        keystore.getParentFile().mkdirs();
        try (final FileOutputStream fos = new FileOutputStream(keystore)) {
            final KeyPairGenerator keyGenerator = KeyPairGenerator.getInstance("RSA");
            keyGenerator.initialize(1024);
            final KeyPair pair = keyGenerator.generateKeyPair();
            final boolean addBc = Security.getProvider("BC") == null;
            if (addBc) {
                Security.addProvider(new BouncyCastleProvider());
            }
            try {
                final X509v1CertificateBuilder x509v1CertificateBuilder = new JcaX509v1CertificateBuilder(new X500Name("cn=serveralias"), BigInteger.valueOf(1), new Date(System.currentTimeMillis() - TimeUnit.DAYS.toMillis(1)), new Date(System.currentTimeMillis() + TimeUnit.DAYS.toMillis(1)), new X500Name("cn=serveralias"), pair.getPublic());
                final X509CertificateHolder certHldr = x509v1CertificateBuilder.build(new JcaContentSignerBuilder("SHA1WithRSA").setProvider("BC").build(pair.getPrivate()));
                final X509Certificate cert = new JcaX509CertificateConverter().setProvider("BC").getCertificate(certHldr);
                final KeyStore ks = KeyStore.getInstance("JKS");
                ks.load(null, "changeit".toCharArray());
                ks.setKeyEntry("serveralias", pair.getPrivate(), "changeit".toCharArray(), new Certificate[] { cert });
                ks.store(fos, "changeit".toCharArray());
            } finally {
                if (addBc) {
                    Security.removeProvider("BC");
                }
            }
        } catch (final Exception e) {
            Assert.fail(e.getMessage());
        }
    }
    final Configuration configuration = new Configuration();
    configuration.setSsl(true);
    configuration.setKeystoreFile(keystore.getAbsolutePath());
    configuration.setKeystorePass("changeit");
    configuration.setKeyAlias("serveralias");
    final Container container = new Container();
    container.setup(configuration);
    container.start();
    try {
        assertEquals(8443, ManagementFactory.getPlatformMBeanServer().getAttribute(new ObjectName("Tomcat:type=ProtocolHandler,port=8443"), "port"));
    } finally {
        container.stop();
    }
    // ensure it is not always started
    configuration.setSsl(false);
    container.setup(configuration);
    container.start();
    try {
        assertFalse(ManagementFactory.getPlatformMBeanServer().isRegistered(new ObjectName("Tomcat:type=ProtocolHandler,port=8443")));
    } finally {
        container.close();
    }
}

Example 93 with KeyPairGenerator

use of java.security.KeyPairGenerator in project bnd by bndtools.

the class Settings method generate.

public void generate(char[] password) throws Exception {
    check();
    KeyPairGenerator keyGen = KeyPairGenerator.getInstance("RSA");
    SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
    keyGen.initialize(1024, random);
    KeyPair pair = keyGen.generateKeyPair();
    privateKey = pair.getPrivate();
    publicKey = pair.getPublic();
    data.secret = privateKey.getEncoded();
    data.id = publicKey.getEncoded();
    save(password);
}

Example 94 with KeyPairGenerator

use of java.security.KeyPairGenerator in project bnd by bndtools.

the class RSA method generate.

public static Pair<RSAPrivateKey, RSAPublicKey> generate() throws NoSuchAlgorithmException {
    KeyPairGenerator kpg = KeyPairGenerator.getInstance(ALGORITHM);
    KeyPair keypair = kpg.generateKeyPair();
    return new Pair<RSAPrivateKey, RSAPublicKey>((RSAPrivateKey) keypair.getPrivate(), (RSAPublicKey) keypair.getPublic());
}

Example 95 with KeyPairGenerator

use of java.security.KeyPairGenerator in project bnd by bndtools.

the class Server method createKey.

private KeyPair createKey() throws NoSuchAlgorithmException {
    KeyPairGenerator keyGen = KeyPairGenerator.getInstance("RSA");
    keyGen.initialize(config.keysize, random);
    KeyPair pair = keyGen.generateKeyPair();
    return pair;
}