Examples with Attribute org.bouncycastle.asn1.x509.Attribute used on opensource projects

Example 86 with Attribute

use of org.bouncycastle.asn1.x509.Attribute in project keystore-explorer by kaikramer.

the class X509Ext method getSubjectDirectoryAttributesStringValue.

private String getSubjectDirectoryAttributesStringValue(byte[] value) throws IOException {
    // @formatter:off
    /*
		 * SubjectDirectoryAttributes ::= ASN1Sequence SIZE (1..MAX) OF Attribute
		 *
		 * Attribute ::= ASN1Sequence
		 * {
		 *      type AttributeType,
		 *      values SET OF AttributeValue
		 * }
		 */
    // @formatter:on
    StringBuilder sb = new StringBuilder();
    SubjectDirectoryAttributes subjectDirectoryAttributes = SubjectDirectoryAttributes.getInstance(value);
    for (Object attribute : subjectDirectoryAttributes.getAttributes()) {
        ASN1ObjectIdentifier attributeType = ((Attribute) attribute).getAttrType();
        String attributeTypeStr = attributeType.getId();
        ASN1Encodable[] attributeValues = ((Attribute) attribute).getAttributeValues();
        for (ASN1Encodable attributeValue : attributeValues) {
            String attributeValueStr = getAttributeValueString(attributeType, attributeValue);
            sb.append(MessageFormat.format("{0}={1}", attributeTypeStr, attributeValueStr));
            sb.append(NEWLINE);
        }
    }
    return sb.toString();
}

Example 87 with Attribute

use of org.bouncycastle.asn1.x509.Attribute in project keystore-explorer by kaikramer.

the class Pkcs8Util method getEncryptionType.

/**
 * Detect if a PKCS #8 private key is encrypted or not.
 *
 * @param is
 *            Input stream containing PKCS #8 private key
 * @return Encryption type or null if not a valid PKCS #8 private key
 * @throws IOException
 *             If an I/O problem occurred
 */
public static EncryptionType getEncryptionType(InputStream is) throws IOException {
    byte[] pkcs8 = ReadUtil.readFully(is);
    PemInfo pemInfo = PemUtil.decode(new ByteArrayInputStream(pkcs8));
    // PEM encoded?
    if (pemInfo != null) {
        String pemType = pemInfo.getType();
        // Encrypted in pem format?
        if (pemType.equals(Pkcs8Util.PKCS8_ENC_PVK_PEM_TYPE)) {
            return ENCRYPTED;
        } else // Unencrypted in pem format?
        if (pemType.equals(Pkcs8Util.PKCS8_UNENC_PVK_PEM_TYPE)) {
            return UNENCRYPTED;
        }
    }
    // In ASN.1 format?
    try {
        // Read in an ASN.1 and check structure against the following
        ASN1Primitive key = ASN1Primitive.fromByteArray(pkcs8);
        if (key instanceof ASN1Sequence) {
            ASN1Sequence sequence = (ASN1Sequence) key;
            // May be unencrypted
            if ((sequence.size() == 3) || (sequence.size() == 4)) {
                // @formatter:off
                /*
					 * Unencrypted PKCS #8 Private Key:
					 *
					 * PrivateKeyInfo ::= ASN1Sequence { version Version,
					 * privateKeyAlgorithm PrivateKeyAlgorithmIdentifier,
					 * privateKey PrivateKey, attributes [0] IMPLICIT Attributes
					 * OPTIONAL }
					 *
					 * Version ::= ASN1Integer PrivateKeyAlgorithmIdentifier ::=
					 * AlgorithmIdentifier PrivateKey ::= OCTET STRING
					 * Attributes ::= SET OF Attribute
					 */
                // @formatter:on
                Object obj1 = sequence.getObjectAt(0);
                Object obj2 = sequence.getObjectAt(1);
                Object obj3 = sequence.getObjectAt(2);
                if (!(obj1 instanceof ASN1Integer)) {
                    return null;
                }
                ASN1Integer version = (ASN1Integer) obj1;
                if (!version.getValue().equals(BigInteger.ZERO)) {
                    return null;
                }
                if (!(obj2 instanceof ASN1Sequence)) {
                    return null;
                }
                if (!sequenceIsAlgorithmIdentifier((ASN1Sequence) obj2)) {
                    return null;
                }
                if (!(obj3 instanceof ASN1OctetString)) {
                    return null;
                }
                return UNENCRYPTED;
            } else // May be encrypted
            if (sequence.size() == 2) {
                // @formatter:off
                /*
					 * Encrypted PKCS #8 Private Key:
					 *
					 * EncryptedPrivateKeyInfo ::= ASN1Sequence {
					 * encryptionAlgorithm EncryptionAlgorithmIdentifier,
					 * encryptedData EncryptedData }
					 *
					 * EncryptionAlgorithmIdentifier ::= AlgorithmIdentifier
					 * EncryptedData ::= OCTET STRING
					 */
                // @formatter:on
                Object obj1 = sequence.getObjectAt(0);
                Object obj2 = sequence.getObjectAt(1);
                if (!(obj1 instanceof ASN1Sequence)) {
                    return null;
                }
                if (!sequenceIsAlgorithmIdentifier((ASN1Sequence) obj1)) {
                    return null;
                }
                if (!(obj2 instanceof ASN1OctetString)) {
                    return null;
                }
                return ENCRYPTED;
            }
        }
    } catch (Exception ex) {
        // Structure not as expected for PKCS #8
        return null;
    }
    return null;
}

Example 88 with Attribute

use of org.bouncycastle.asn1.x509.Attribute in project keystore-explorer by kaikramer.

the class Pkcs10Util method generateCsr.

/**
 * Create a PKCS #10 certificate signing request (CSR) using the supplied
 * certificate, private key and signature algorithm.
 *
 * @param cert
 *            The certificate
 * @param privateKey
 *            The private key
 * @param signatureType
 *            Signature
 * @param challenge
 *            Challenge, optional, pass null if not required
 * @param unstructuredName
 *            An optional company name, pass null if not required
 * @param useExtensions
 *            Use extensions from cert for extensionRequest attribute?
 * @throws CryptoException
 *             If there was a problem generating the CSR
 * @return The CSR
 */
public static PKCS10CertificationRequest generateCsr(X509Certificate cert, PrivateKey privateKey, SignatureType signatureType, String challenge, String unstructuredName, boolean useExtensions, Provider provider) throws CryptoException {
    try {
        JcaPKCS10CertificationRequestBuilder csrBuilder = new JcaPKCS10CertificationRequestBuilder(cert.getSubjectX500Principal(), cert.getPublicKey());
        // add challenge attribute
        if (challenge != null) {
            // PKCS#9 2.0: SHOULD use UTF8String encoding
            csrBuilder.addAttribute(pkcs_9_at_challengePassword, new DERUTF8String(challenge));
        }
        if (unstructuredName != null) {
            csrBuilder.addAttribute(pkcs_9_at_unstructuredName, new DERUTF8String(unstructuredName));
        }
        if (useExtensions) {
            // add extensionRequest attribute with all extensions from the certificate
            Certificate certificate = Certificate.getInstance(cert.getEncoded());
            Extensions extensions = certificate.getTBSCertificate().getExtensions();
            if (extensions != null) {
                csrBuilder.addAttribute(pkcs_9_at_extensionRequest, extensions.toASN1Primitive());
            }
        }
        // fall back to bouncy castle provider if given provider does not support the requested algorithm
        if (provider != null && provider.getService("Signature", signatureType.jce()) == null) {
            provider = new BouncyCastleProvider();
        }
        ContentSigner contentSigner = null;
        if (provider == null) {
            contentSigner = new JcaContentSignerBuilder(signatureType.jce()).build(privateKey);
        } else {
            contentSigner = new JcaContentSignerBuilder(signatureType.jce()).setProvider(provider).build(privateKey);
        }
        PKCS10CertificationRequest csr = csrBuilder.build(contentSigner);
        if (!verifyCsr(csr)) {
            throw new CryptoException(res.getString("NoVerifyGenPkcs10Csr.exception.message"));
        }
        return csr;
    } catch (CertificateEncodingException e) {
        throw new CryptoException(res.getString("NoGeneratePkcs10Csr.exception.message"), e);
    } catch (OperatorCreationException e) {
        throw new CryptoException(res.getString("NoGeneratePkcs10Csr.exception.message"), e);
    }
}

Example 89 with Attribute

use of org.bouncycastle.asn1.x509.Attribute in project xipki by xipki.

the class X509SelfSignedCertBuilder method generateCertificate.

// method generateSelfSigned
private static X509Certificate generateCertificate(ConcurrentContentSigner signer, IdentifiedX509Certprofile certprofile, CertificationRequest csr, BigInteger serialNumber, SubjectPublicKeyInfo publicKeyInfo, List<String> caCertUris, List<String> ocspUris, List<String> crlUris, List<String> deltaCrlUris, ConfPairs extraControl) throws OperationException {
    SubjectPublicKeyInfo tmpPublicKeyInfo;
    try {
        tmpPublicKeyInfo = X509Util.toRfc3279Style(publicKeyInfo);
    } catch (InvalidKeySpecException ex) {
        LOG.warn("SecurityUtil.toRfc3279Style", ex);
        throw new OperationException(ErrorCode.BAD_CERT_TEMPLATE, ex);
    }
    try {
        certprofile.checkPublicKey(tmpPublicKeyInfo);
    } catch (BadCertTemplateException ex) {
        LOG.warn("certprofile.checkPublicKey", ex);
        throw new OperationException(ErrorCode.BAD_CERT_TEMPLATE, ex);
    }
    X500Name requestedSubject = csr.getCertificationRequestInfo().getSubject();
    SubjectInfo subjectInfo;
    // subject
    try {
        subjectInfo = certprofile.getSubject(requestedSubject);
    } catch (CertprofileException ex) {
        throw new OperationException(ErrorCode.SYSTEM_FAILURE, "exception in cert profile " + certprofile.getIdent());
    } catch (BadCertTemplateException ex) {
        LOG.warn("certprofile.getSubject", ex);
        throw new OperationException(ErrorCode.BAD_CERT_TEMPLATE, ex);
    }
    Date notBefore = certprofile.getNotBefore(null);
    if (notBefore == null) {
        notBefore = new Date();
    }
    CertValidity validity = certprofile.getValidity();
    if (validity == null) {
        throw new OperationException(ErrorCode.BAD_CERT_TEMPLATE, "no validity specified in the profile " + certprofile.getIdent());
    }
    Date notAfter = validity.add(notBefore);
    X500Name grantedSubject = subjectInfo.getGrantedSubject();
    X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(grantedSubject, serialNumber, notBefore, notAfter, grantedSubject, tmpPublicKeyInfo);
    PublicCaInfo publicCaInfo = new PublicCaInfo(grantedSubject, serialNumber, null, null, caCertUris, ocspUris, crlUris, deltaCrlUris, extraControl);
    Extensions extensions = null;
    ASN1Set attrs = csr.getCertificationRequestInfo().getAttributes();
    for (int i = 0; i < attrs.size(); i++) {
        Attribute attr = Attribute.getInstance(attrs.getObjectAt(i));
        if (PKCSObjectIdentifiers.pkcs_9_at_extensionRequest.equals(attr.getAttrType())) {
            extensions = Extensions.getInstance(attr.getAttributeValues()[0]);
        }
    }
    try {
        addExtensions(certBuilder, certprofile, requestedSubject, grantedSubject, extensions, tmpPublicKeyInfo, publicCaInfo, notBefore, notAfter);
        ConcurrentBagEntrySigner signer0 = signer.borrowSigner();
        X509CertificateHolder certHolder;
        try {
            certHolder = certBuilder.build(signer0.value());
        } finally {
            signer.requiteSigner(signer0);
        }
        Certificate bcCert = certHolder.toASN1Structure();
        return X509Util.parseCert(bcCert.getEncoded());
    } catch (BadCertTemplateException ex) {
        throw new OperationException(ErrorCode.BAD_CERT_TEMPLATE, ex);
    } catch (NoIdleSignerException | CertificateException | IOException | CertprofileException ex) {
        throw new OperationException(ErrorCode.SYSTEM_FAILURE, ex);
    }
}

Example 90 with Attribute

use of org.bouncycastle.asn1.x509.Attribute in project xipki by xipki.

the class X509CaCmpResponderImpl method processP10cr.

// method processCertReqMessages
/**
 * handle the PKI body with the choice {@code p10cr}<br/>
 * Since it is not possible to add attribute to the PKCS#10 request (CSR), the certificate
 * profile must be specified in the attribute regInfo-utf8Pairs (1.3.6.1.5.5.7.5.2.1) within
 * PKIHeader.generalInfo
 */
private PKIBody processP10cr(PKIMessage request, CmpRequestorInfo requestor, ASN1OctetString tid, PKIHeader reqHeader, CertificationRequest p10cr, CmpControl cmpControl, String msgId, AuditEvent event) {
    // verify the POP first
    CertResponse certResp;
    ASN1Integer certReqId = new ASN1Integer(-1);
    boolean certGenerated = false;
    X509Ca ca = getCa();
    if (!securityFactory.verifyPopo(p10cr, getCmpControl().getPopoAlgoValidator())) {
        LOG.warn("could not validate POP for the pkcs#10 requst");
        certResp = buildErrorCertResponse(certReqId, PKIFailureInfo.badPOP, "invalid POP");
    } else {
        CertificationRequestInfo certTemp = p10cr.getCertificationRequestInfo();
        Extensions extensions = CaUtil.getExtensions(certTemp);
        X500Name subject = certTemp.getSubject();
        SubjectPublicKeyInfo publicKeyInfo = certTemp.getSubjectPublicKeyInfo();
        CmpUtf8Pairs keyvalues = CmpUtil.extract(reqHeader.getGeneralInfo());
        String certprofileName = null;
        Date notBefore = null;
        Date notAfter = null;
        if (keyvalues != null) {
            certprofileName = keyvalues.value(CmpUtf8Pairs.KEY_CERTPROFILE);
            String str = keyvalues.value(CmpUtf8Pairs.KEY_NOTBEFORE);
            if (str != null) {
                notBefore = DateUtil.parseUtcTimeyyyyMMddhhmmss(str);
            }
            str = keyvalues.value(CmpUtf8Pairs.KEY_NOTAFTER);
            if (str != null) {
                notAfter = DateUtil.parseUtcTimeyyyyMMddhhmmss(str);
            }
        }
        if (certprofileName == null) {
            certResp = buildErrorCertResponse(certReqId, PKIFailureInfo.badCertTemplate, "badCertTemplate", null);
        } else {
            certprofileName = certprofileName.toLowerCase();
            if (!requestor.isCertProfilePermitted(certprofileName)) {
                String msg = "certprofile " + certprofileName + " is not allowed";
                certResp = buildErrorCertResponse(certReqId, PKIFailureInfo.notAuthorized, msg);
            } else {
                CertTemplateData certTemplateData = new CertTemplateData(subject, publicKeyInfo, notBefore, notAfter, extensions, certprofileName);
                certResp = generateCertificates(Arrays.asList(certTemplateData), Arrays.asList(certReqId), requestor, tid, false, request, cmpControl, msgId, event).get(0);
                certGenerated = true;
            }
        }
    }
    CMPCertificate[] caPubs = null;
    if (certGenerated && cmpControl.isSendCaCert()) {
        caPubs = new CMPCertificate[] { ca.getCaInfo().getCertInCmpFormat() };
    }
    CertRepMessage repMessage = new CertRepMessage(caPubs, new CertResponse[] { certResp });
    return new PKIBody(PKIBody.TYPE_CERT_REP, repMessage);
}