Examples with AlgorithmIdentifier org.spongycastle.asn1.x509.AlgorithmIdentifier used on opensource projects

Example 56 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project pac4j by pac4j.

the class SAML2ClientConfiguration method createKeystore.

private void createKeystore() {
    try {
        if (CommonHelper.isBlank(this.keyStoreAlias)) {
            this.keyStoreAlias = getClass().getSimpleName();
            LOGGER.warn("Using keystore alias {}", this.keyStoreAlias);
        }
        if (CommonHelper.isBlank(this.keyStoreType)) {
            this.keyStoreType = KeyStore.getDefaultType();
            LOGGER.warn("Using keystore type {}", this.keyStoreType);
        }
        final KeyStore ks = KeyStore.getInstance(this.keyStoreType);
        final char[] password = this.keystorePassword.toCharArray();
        ks.load(null, password);
        final KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
        kpg.initialize(2048);
        final KeyPair kp = kpg.genKeyPair();
        final String sigAlgName = "SHA1WithRSA";
        final AlgorithmIdentifier sigAlgID = new AlgorithmIdentifier(PKCSObjectIdentifiers.sha1WithRSAEncryption, DERNull.INSTANCE);
        final String dn = InetAddress.getLocalHost().getHostName();
        final PrivateKey signingKey = kp.getPrivate();
        final X509Certificate certificate = createSelfSignedCert(new X500Name("CN=" + dn), sigAlgName, sigAlgID, kp);
        final char[] keyPassword = this.privateKeyPassword.toCharArray();
        ks.setKeyEntry(this.keyStoreAlias, signingKey, keyPassword, new Certificate[] { certificate });
        try (final FileOutputStream fos = new FileOutputStream(this.keystoreResource.getFile().getCanonicalPath())) {
            ks.store(fos, password);
            fos.flush();
        }
        LOGGER.info("Created keystore {} with key alias {} ", keystoreResource.getFile().getCanonicalPath(), ks.aliases().nextElement());
    } catch (final Exception e) {
        throw new SAMLException("Could not create keystore", e);
    }
}

Example 57 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project pac4j by pac4j.

the class SAML2ClientConfiguration method createSelfSignedCert.

/**
 * Generate a self-signed certificate for dn using the provided signature algorithm and key pair.
 *
 * @param dn X.500 name to associate with certificate issuer/subject.
 * @param sigName name of the signature algorithm to use.
 * @param sigAlgID algorithm ID associated with the signature algorithm name.
 * @param keyPair the key pair to associate with the certificate.
 * @return an X509Certificate containing the public key in keyPair.
 * @throws Exception
 */
private X509Certificate createSelfSignedCert(X500Name dn, String sigName, AlgorithmIdentifier sigAlgID, KeyPair keyPair) throws Exception {
    V3TBSCertificateGenerator certGen = new V3TBSCertificateGenerator();
    certGen.setSerialNumber(new ASN1Integer(BigInteger.valueOf(1)));
    certGen.setIssuer(dn);
    certGen.setSubject(dn);
    certGen.setStartDate(new Time(new Date(System.currentTimeMillis() - 1000L)));
    final Calendar c = Calendar.getInstance();
    c.setTime(new Date());
    c.add(Calendar.YEAR, 1);
    certGen.setEndDate(new Time(c.getTime()));
    certGen.setSignature(sigAlgID);
    certGen.setSubjectPublicKeyInfo(SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded()));
    Signature sig = Signature.getInstance(sigName);
    sig.initSign(keyPair.getPrivate());
    sig.update(certGen.generateTBSCertificate().getEncoded(ASN1Encoding.DER));
    TBSCertificate tbsCert = certGen.generateTBSCertificate();
    ASN1EncodableVector v = new ASN1EncodableVector();
    v.add(tbsCert);
    v.add(sigAlgID);
    v.add(new DERBitString(sig.sign()));
    X509Certificate cert = (X509Certificate) CertificateFactory.getInstance("X.509").generateCertificate(new ByteArrayInputStream(new DERSequence(v).getEncoded(ASN1Encoding.DER)));
    // check the certificate - this will confirm the encoded sig algorithm ID is correct.
    cert.verify(keyPair.getPublic());
    return cert;
}

Example 58 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project BiglyBT by BiglySoftware.

the class PKCS10CertificationRequest method getPublicKey.

public PublicKey getPublicKey(String provider) throws NoSuchAlgorithmException, NoSuchProviderException, InvalidKeyException {
    SubjectPublicKeyInfo subjectPKInfo = reqInfo.getSubjectPublicKeyInfo();
    try {
        X509EncodedKeySpec xspec = new X509EncodedKeySpec(new DERBitString(subjectPKInfo).getBytes());
        AlgorithmIdentifier keyAlg = subjectPKInfo.getAlgorithmId();
        return KeyFactory.getInstance(keyAlg.getObjectId().getId(), provider).generatePublic(xspec);
    } catch (InvalidKeySpecException e) {
        throw new InvalidKeyException("error encoding public key");
    }
}

Example 59 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project BiglyBT by BiglySoftware.

the class JCEECPrivateKey method getEncoded.

/**
 * Return a PKCS8 representation of the key. The sequence returned
 * represents a full PrivateKeyInfo object.
 *
 * @return a PKCS8 representation of the key.
 */
@Override
public byte[] getEncoded() {
    ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    DEROutputStream dOut = new DEROutputStream(bOut);
    X962Parameters params = null;
    if (ecSpec instanceof ECNamedCurveParameterSpec) {
        params = new X962Parameters(X962NamedCurves.getOID(((ECNamedCurveParameterSpec) ecSpec).getName()));
    } else {
        X9ECParameters ecP = new X9ECParameters(ecSpec.getCurve(), ecSpec.getG(), ecSpec.getN(), ecSpec.getH(), ecSpec.getSeed());
        params = new X962Parameters(ecP);
    }
    PrivateKeyInfo info = new PrivateKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params.getDERObject()), new ECPrivateKeyStructure(this.getD()).getDERObject());
    try {
        dOut.writeObject(info);
        dOut.close();
    } catch (IOException e) {
        throw new RuntimeException("Error encoding EC private key");
    }
    return bOut.toByteArray();
}

Example 60 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project BiglyBT by BiglySoftware.

the class JCEECPublicKey method getEncoded.

@Override
public byte[] getEncoded() {
    ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    DEROutputStream dOut = new DEROutputStream(bOut);
    X962Parameters params = null;
    if (ecSpec instanceof ECNamedCurveParameterSpec) {
        params = new X962Parameters(X962NamedCurves.getOID(((ECNamedCurveParameterSpec) ecSpec).getName()));
    } else {
        X9ECParameters ecP = new X9ECParameters(ecSpec.getCurve(), ecSpec.getG(), ecSpec.getN(), ecSpec.getH(), ecSpec.getSeed());
        params = new X962Parameters(ecP);
    }
    ASN1OctetString p = (ASN1OctetString) (new X9ECPoint(this.getQ()).getDERObject());
    SubjectPublicKeyInfo info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params.getDERObject()), p.getOctets());
    try {
        dOut.writeObject(info);
        dOut.close();
    } catch (IOException e) {
        throw new RuntimeException("Error encoding EC public key");
    }
    return bOut.toByteArray();
}