Examples with CertAndKeyGen sun.security.x509.CertAndKeyGen used on opensource projects

Example 1 with CertAndKeyGen

use of sun.security.x509.CertAndKeyGen in project otertool by wuntee.

the class SmaliWorkshop method createKeystoreWithSecretKey.

public static KeyStore createKeystoreWithSecretKey(String alias) throws KeyStoreException, NoSuchAlgorithmException, NoSuchProviderException, CertificateException, IOException, InvalidKeyException, SignatureException {
    KeyStore ret = KeyStore.getInstance(KeyStore.getDefaultType());
    ret.load(null);
    int keysize = 1024;
    int validity = 10000;
    String keyAlgName = "RSA";
    String sigAlgName = "SHA1WithRSA";
    CertAndKeyGen keypair = new CertAndKeyGen(keyAlgName, sigAlgName, null);
    X500Name x500Name = new X500Name(OterStatics.SOME_STRING, OterStatics.SOME_STRING, OterStatics.SOME_STRING, OterStatics.SOME_STRING, OterStatics.SOME_STRING, OterStatics.SOME_STRING);
    keypair.generate(keysize);
    PrivateKey privKey = keypair.getPrivateKey();
    X509Certificate[] chain = new X509Certificate[1];
    chain[0] = keypair.getSelfCertificate(x500Name, (long) validity * 24 * 60 * 60);
    ret.setKeyEntry(alias, privKey, OterStatics.SOME_STRING.toCharArray(), chain);
    return (ret);
}

Example 2 with CertAndKeyGen

use of sun.security.x509.CertAndKeyGen in project jdk8u_jdk by JetBrains.

the class SmallPrimeExponentP method main.

public static void main(String[] argv) throws Exception {
    String osName = System.getProperty("os.name");
    if (!osName.startsWith("Windows")) {
        System.out.println("Not windows");
        return;
    }
    KeyStore ks = KeyStore.getInstance("Windows-MY");
    ks.load(null, null);
    CertAndKeyGen ckg = new CertAndKeyGen("RSA", "SHA1withRSA");
    ckg.setRandom(new SecureRandom());
    boolean see63 = false, see65 = false;
    while (!see63 || !see65) {
        ckg.generate(1024);
        RSAPrivateCrtKey k = (RSAPrivateCrtKey) ckg.getPrivateKey();
        int len = k.getPrimeExponentP().toByteArray().length;
        if (len == 63 || len == 65) {
            if (len == 63) {
                if (see63)
                    continue;
                else
                    see63 = true;
            }
            if (len == 65) {
                if (see65)
                    continue;
                else
                    see65 = true;
            }
            System.err.print(len);
            ks.setKeyEntry("anything", k, null, new X509Certificate[] { ckg.getSelfCertificate(new X500Name("CN=Me"), 1000) });
        }
        System.err.print('.');
    }
    ks.store(null, null);
}

Example 3 with CertAndKeyGen

use of sun.security.x509.CertAndKeyGen in project jdk8u_jdk by JetBrains.

the class NonStandardNames method main.

public static void main(String[] args) throws Exception {
    byte[] data = "Hello".getBytes();
    X500Name n = new X500Name("cn=Me");
    CertAndKeyGen cakg = new CertAndKeyGen("RSA", "SHA256withRSA");
    cakg.generate(1024);
    X509Certificate cert = cakg.getSelfCertificate(n, 1000);
    MessageDigest md = MessageDigest.getInstance("SHA-256");
    PKCS9Attributes authed = new PKCS9Attributes(new PKCS9Attribute[] { new PKCS9Attribute(PKCS9Attribute.CONTENT_TYPE_OID, ContentInfo.DATA_OID), new PKCS9Attribute(PKCS9Attribute.MESSAGE_DIGEST_OID, md.digest(data)) });
    Signature s = Signature.getInstance("SHA256withRSA");
    s.initSign(cakg.getPrivateKey());
    s.update(authed.getDerEncoding());
    byte[] sig = s.sign();
    SignerInfo signerInfo = new SignerInfo(n, cert.getSerialNumber(), AlgorithmId.get("SHA-256"), authed, AlgorithmId.get("SHA256withRSA"), sig, null);
    PKCS7 pkcs7 = new PKCS7(new AlgorithmId[] { signerInfo.getDigestAlgorithmId() }, new ContentInfo(data), new X509Certificate[] { cert }, new SignerInfo[] { signerInfo });
    if (pkcs7.verify(signerInfo, data) == null) {
        throw new Exception("Not verified");
    }
}