Examples with SubjectPublicKeyInfo org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo used on opensource projects

Example 41 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project xipki by xipki.

the class ScepUtil method generateSelfsignedCert.

public static X509Certificate generateSelfsignedCert(X500Name subjectDn, SubjectPublicKeyInfo pubKeyInfo, PrivateKey identityKey) throws CertificateException {
    requireNonNull("subjectDn", subjectDn);
    requireNonNull("pubKeyInfo", pubKeyInfo);
    requireNonNull("identityKey", identityKey);
    Date notBefore = new Date(System.currentTimeMillis() - 5 * MIN_IN_MS);
    Date notAfter = new Date(notBefore.getTime() + 30 * DAY_IN_MS);
    X509v3CertificateBuilder certGenerator = new X509v3CertificateBuilder(subjectDn, BigInteger.ONE, notBefore, notAfter, subjectDn, pubKeyInfo);
    X509KeyUsage ku = new X509KeyUsage(X509KeyUsage.digitalSignature | X509KeyUsage.dataEncipherment | X509KeyUsage.keyAgreement | X509KeyUsage.keyEncipherment);
    try {
        certGenerator.addExtension(Extension.keyUsage, true, ku);
    } catch (CertIOException ex) {
        throw new CertificateException("could not generate self-signed certificate: " + ex.getMessage(), ex);
    }
    String sigAlgorithm = ScepUtil.getSignatureAlgorithm(identityKey, ScepHashAlgo.SHA1);
    ContentSigner contentSigner;
    try {
        contentSigner = new JcaContentSignerBuilder(sigAlgorithm).build(identityKey);
    } catch (OperatorCreationException ex) {
        throw new CertificateException("error while creating signer", ex);
    }
    Certificate asn1Cert = certGenerator.build(contentSigner).toASN1Structure();
    return toX509Cert(asn1Cert);
}

Example 42 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project airavata by apache.

the class X509SecurityContext method generateShortLivedCredential.

public KeyAndCertCredential generateShortLivedCredential(String userDN, String caCertPath, String caKeyPath, String caPwd) throws Exception {
    // 15 minutes
    final long CredentialGoodFromOffset = 1000L * 60L * 15L;
    // ago
    final long startTime = System.currentTimeMillis() - CredentialGoodFromOffset;
    final long endTime = startTime + 30 * 3600 * 1000;
    String keyLengthProp = "1024";
    int keyLength = Integer.parseInt(keyLengthProp);
    String signatureAlgorithm = "SHA1withRSA";
    KeyAndCertCredential caCred = getCACredential(caCertPath, caKeyPath, caPwd);
    KeyPairGenerator kpg = KeyPairGenerator.getInstance(caCred.getKey().getAlgorithm());
    kpg.initialize(keyLength);
    KeyPair pair = kpg.generateKeyPair();
    X500Principal subjectDN = new X500Principal(userDN);
    Random rand = new Random();
    SubjectPublicKeyInfo publicKeyInfo;
    try {
        publicKeyInfo = SubjectPublicKeyInfo.getInstance(new ASN1InputStream(pair.getPublic().getEncoded()).readObject());
    } catch (IOException e) {
        throw new InvalidKeyException("Can not parse the public key" + "being included in the short lived certificate", e);
    }
    X500Name issuerX500Name = CertificateHelpers.toX500Name(caCred.getCertificate().getSubjectX500Principal());
    X500Name subjectX500Name = CertificateHelpers.toX500Name(subjectDN);
    X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(issuerX500Name, new BigInteger(20, rand), new Date(startTime), new Date(endTime), subjectX500Name, publicKeyInfo);
    AlgorithmIdentifier sigAlgId = X509v3CertificateBuilder.extractAlgorithmId(caCred.getCertificate());
    X509Certificate certificate = certBuilder.build(caCred.getKey(), sigAlgId, signatureAlgorithm, null, null);
    certificate.checkValidity(new Date());
    certificate.verify(caCred.getCertificate().getPublicKey());
    KeyAndCertCredential result = new KeyAndCertCredential(pair.getPrivate(), new X509Certificate[] { certificate, caCred.getCertificate() });
    return result;
}

Example 43 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project airavata by apache.

the class MyProxyLogon method generateCertificationRequest.

private PKCS10CertificationRequest generateCertificationRequest(String dn, KeyPair kp) throws Exception {
    X500Name subject = new X500Name(dn);
    PublicKey pubKey = kp.getPublic();
    PrivateKey privKey = kp.getPrivate();
    AsymmetricKeyParameter pubkeyParam = PublicKeyFactory.createKey(pubKey.getEncoded());
    SubjectPublicKeyInfo publicKeyInfo = SubjectPublicKeyInfoFactory.createSubjectPublicKeyInfo(pubkeyParam);
    PKCS10CertificationRequestBuilder builder = new PKCS10CertificationRequestBuilder(subject, publicKeyInfo);
    AlgorithmIdentifier signatureAi = new AlgorithmIdentifier(OIWObjectIdentifiers.sha1WithRSA);
    BcRSAContentSignerBuilder signerBuilder = new BcRSAContentSignerBuilder(signatureAi, AlgorithmIdentifier.getInstance(OIWObjectIdentifiers.idSHA1));
    AsymmetricKeyParameter pkParam = PrivateKeyFactory.createKey(privKey.getEncoded());
    ContentSigner signer = signerBuilder.build(pkParam);
    return builder.build(signer);
}

Example 44 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project airavata by apache.

the class X509SecurityContext method generateShortLivedCredential.

public KeyAndCertCredential generateShortLivedCredential(String userDN, String caCertPath, String caKeyPath, String caPwd) throws Exception {
    // 15 minutes
    final long CredentialGoodFromOffset = 1000L * 60L * 15L;
    // ago
    final long startTime = System.currentTimeMillis() - CredentialGoodFromOffset;
    final long endTime = startTime + 30 * 3600 * 1000;
    String keyLengthProp = "1024";
    int keyLength = Integer.parseInt(keyLengthProp);
    String signatureAlgorithm = "SHA1withRSA";
    KeyAndCertCredential caCred = getCACredential(caCertPath, caKeyPath, caPwd);
    KeyPairGenerator kpg = KeyPairGenerator.getInstance(caCred.getKey().getAlgorithm());
    kpg.initialize(keyLength);
    KeyPair pair = kpg.generateKeyPair();
    X500Principal subjectDN = new X500Principal(userDN);
    Random rand = new Random();
    SubjectPublicKeyInfo publicKeyInfo;
    try {
        publicKeyInfo = SubjectPublicKeyInfo.getInstance(new ASN1InputStream(pair.getPublic().getEncoded()).readObject());
    } catch (IOException e) {
        throw new InvalidKeyException("Can not parse the public key" + "being included in the short lived certificate", e);
    }
    X500Name issuerX500Name = CertificateHelpers.toX500Name(caCred.getCertificate().getSubjectX500Principal());
    X500Name subjectX500Name = CertificateHelpers.toX500Name(subjectDN);
    X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(issuerX500Name, new BigInteger(20, rand), new Date(startTime), new Date(endTime), subjectX500Name, publicKeyInfo);
    AlgorithmIdentifier sigAlgId = X509v3CertificateBuilder.extractAlgorithmId(caCred.getCertificate());
    X509Certificate certificate = certBuilder.build(caCred.getKey(), sigAlgId, signatureAlgorithm, null, null);
    certificate.checkValidity(new Date());
    certificate.verify(caCred.getCertificate().getPublicKey());
    KeyAndCertCredential result = new KeyAndCertCredential(pair.getPrivate(), new X509Certificate[] { certificate, caCred.getCertificate() });
    return result;
}

Example 45 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project runwar by cfmlprojects.

the class SelfSignedCertificate method generateCertificate.

private static X509Certificate generateCertificate(String fqdn, KeyPair keypair, SecureRandom random) throws Exception {
    final X500Name subject = new X500Name("CN=" + fqdn);
    final SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(keypair.getPublic().getEncoded());
    final AlgorithmIdentifier sigAlgId = new DefaultSignatureAlgorithmIdentifierFinder().find("SHA1withRSA");
    final AlgorithmIdentifier digAlgId = new DefaultDigestAlgorithmIdentifierFinder().find(sigAlgId);
    final AsymmetricKeyParameter keyParam = PrivateKeyFactory.createKey(keypair.getPrivate().getEncoded());
    final ContentSigner sigGen = new BcRSAContentSignerBuilder(sigAlgId, digAlgId).build(keyParam);
    X509v3CertificateBuilder v3CertBuilder = new X509v3CertificateBuilder(subject, new BigInteger(64, random), NOT_BEFORE, NOT_AFTER, subject, subPubKeyInfo);
    v3CertBuilder.addExtension(Extension.basicConstraints, true, new BasicConstraints(true));
    v3CertBuilder.addExtension(Extension.keyUsage, true, new X509KeyUsage(X509KeyUsage.digitalSignature | X509KeyUsage.nonRepudiation | X509KeyUsage.keyEncipherment | X509KeyUsage.dataEncipherment));
    v3CertBuilder.addExtension(Extension.subjectKeyIdentifier, false, createSubjectKeyIdentifier(keypair.getPublic()));
    JcaX509CertificateConverter converter = new JcaX509CertificateConverter();
    X509Certificate cert = converter.getCertificate(v3CertBuilder.build(sigGen));
    cert.checkValidity();
    cert.verify(keypair.getPublic());
    return cert;
}