Example usage for org.bouncycastle.cms SignerInformation getSID

Introduction

In this page you can find the example usage for org.bouncycastle.cms SignerInformation getSID.

Prototype

public SignerId getSID() 

Source Link

Usage

From source file:be.e_contract.mycarenet.certra.CertRAClient.java

License:Open Source License

private byte[] getCmsData(byte[] cms) throws Exception {
    CMSSignedData cmsSignedData = new CMSSignedData(cms);
    SignerInformationStore signers = cmsSignedData.getSignerInfos();
    SignerInformation signer = (SignerInformation) signers.getSigners().iterator().next();
    SignerId signerId = signer.getSID();

    Store certificateStore = cmsSignedData.getCertificates();
    Collection<X509CertificateHolder> certificateCollection = certificateStore.getMatches(signerId);

    X509CertificateHolder certificateHolder = certificateCollection.iterator().next();
    CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");
    X509Certificate certificate = (X509Certificate) certificateFactory
            .generateCertificate(new ByteArrayInputStream(certificateHolder.getEncoded()));
    // we trust SSL here, no need for explicit verification of CMS signing
    // certificate

    LOG.debug("CMS signing certificate subject: " + certificate.getSubjectX500Principal());

    SignerInformationVerifier signerInformationVerifier = new JcaSimpleSignerInfoVerifierBuilder()
            .build(certificate);/*from  w ww.ja va  2s.c  o  m*/
    boolean signatureResult = signer.verify(signerInformationVerifier);
    if (false == signatureResult) {
        throw new SecurityException("woops");
    }

    CMSTypedData signedContent = cmsSignedData.getSignedContent();
    byte[] responseData = (byte[]) signedContent.getContent();

    return responseData;
}

---

From source file:be.e_contract.mycarenet.etee.EncryptionToken.java

License:Open Source License

private X509Certificate parseEncryptionCertificate(byte[] encodedEncryptionToken)
        throws CMSException, CertificateException, IOException, OperatorCreationException {
    CMSSignedData cmsSignedData = new CMSSignedData(encodedEncryptionToken);

    // get signer identifier
    SignerInformationStore signers = cmsSignedData.getSignerInfos();
    SignerInformation signer = (SignerInformation) signers.getSigners().iterator().next();
    SignerId signerId = signer.getSID();

    // get signer certificate
    Store certificateStore = cmsSignedData.getCertificates();
    LOG.debug("certificate store type: " + certificateStore.getClass().getName());
    @SuppressWarnings("unchecked")
    Collection<X509CertificateHolder> signingCertificateCollection = certificateStore.getMatches(signerId);
    X509CertificateHolder signingCertificateHolder = signingCertificateCollection.iterator().next();
    CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");
    X509Certificate signingCertificate = (X509Certificate) certificateFactory
            .generateCertificate(new ByteArrayInputStream(signingCertificateHolder.getEncoded()));
    LOG.debug("signing certificate: " + signingCertificate.getSubjectX500Principal());

    // verify CMS signature
    SignerInformationVerifier signerInformationVerifier = new JcaSimpleSignerInfoVerifierBuilder()
            .build(signingCertificate);//w  ww .j  ava2s  .c  om
    boolean signatureResult = signer.verify(signerInformationVerifier);
    if (false == signatureResult) {
        throw new SecurityException("ETK signature invalid");
    }

    // get encryption certificate
    CMSTypedData signedContent = cmsSignedData.getSignedContent();
    byte[] data = (byte[]) signedContent.getContent();
    X509Certificate encryptionCertificate = (X509Certificate) certificateFactory
            .generateCertificate(new ByteArrayInputStream(data));

    LOG.debug("all available certificates:");
    logCertificates(certificateStore, null);

    // get authentication certificate
    CustomSelector authenticationSelector = new CustomSelector();
    authenticationSelector.setSubject(encryptionCertificate.getIssuerX500Principal());
    @SuppressWarnings("unchecked")
    Collection<X509CertificateHolder> authenticationCertificates = certificateStore
            .getMatches(authenticationSelector);
    if (authenticationCertificates.size() != 1) {
        LOG.debug("no authentication certificate match");
    }
    X509CertificateHolder authenticationCertificateHolder = authenticationCertificates.iterator().next();
    this.authenticationCertificate = (X509Certificate) certificateFactory
            .generateCertificate(new ByteArrayInputStream(authenticationCertificateHolder.getEncoded()));

    verifyProxyCertificate(encryptionCertificate, this.authenticationCertificate);

    return encryptionCertificate;
}

---

From source file:be.e_contract.mycarenet.etee.Unsealer.java

License:Open Source License

private byte[] getVerifiedContent(byte[] cmsData)
        throws CertificateException, CMSException, IOException, OperatorCreationException {
    CMSSignedData cmsSignedData = new CMSSignedData(cmsData);
    SignerInformationStore signers = cmsSignedData.getSignerInfos();
    SignerInformation signer = (SignerInformation) signers.getSigners().iterator().next();
    SignerId signerId = signer.getSID();

    Store certificateStore = cmsSignedData.getCertificates();
    @SuppressWarnings("unchecked")
    Collection<X509CertificateHolder> certificateCollection = certificateStore.getMatches(signerId);
    if (null == this.senderCertificate) {
        if (certificateCollection.isEmpty()) {
            throw new SecurityException("no sender certificate present");
        }/*  w w w.j  a  v  a 2s  .c om*/
        X509CertificateHolder certificateHolder = certificateCollection.iterator().next();
        CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");
        X509Certificate certificate = (X509Certificate) certificateFactory
                .generateCertificate(new ByteArrayInputStream(certificateHolder.getEncoded()));

        this.senderCertificate = certificate;
        LOG.debug("signer certificate subject: " + certificate.getSubjectX500Principal());
    }

    /*
     * By reusing the sender certificate we have the guarantee that the
     * outer signature and inner signature share the same origin.
     */
    SignerInformationVerifier signerInformationVerifier = new JcaSimpleSignerInfoVerifierBuilder()
            .build(this.senderCertificate);
    boolean signatureResult = signer.verify(signerInformationVerifier);
    if (false == signatureResult) {
        throw new SecurityException("woops");
    }

    CMSTypedData signedContent = cmsSignedData.getSignedContent();
    byte[] data = (byte[]) signedContent.getContent();
    return data;
}

---

From source file:bluecrystal.bcdeps.helper.PkiOps.java

License:Open Source License

public boolean verify(CMSSignedData csd) throws Exception {
    boolean verified = true;

    Store certs = csd.getCertificates();

    SignerInformationStore signers = csd.getSignerInfos();
    Collection c = signers.getSigners();
    Iterator it = c.iterator();// w  w w . ja va  2  s  .  c  om

    while (it.hasNext()) {
        SignerInformation signer = (SignerInformation) it.next();
        SignerId sid = signer.getSID();

        Collection certCollection = certs.getMatches(signer.getSID());
        if (certCollection.size() > 1) {
            return false;
        }
        Iterator itCert = certCollection.iterator();
        X509CertificateHolder signCertHolder = (X509CertificateHolder) itCert.next();
        X509Certificate signCert = new JcaX509CertificateConverter().setProvider("BC")
                .getCertificate(signCertHolder);

        verified = signer.verify(signCert.getPublicKey(), "BC");
        if (!verified) {
            return false;
        }

    }
    return verified;
}

---

From source file:br.gov.frameworkdemoiselle.certificate.signer.pkcs7.bc.CAdESSigner.java

License:Open Source License

/**
 * A validao se basea apenas em assinaturas com um assinante apenas.
 * Valida apenas com o contedo do tipo DATA: OID ContentType
 * 1.2.840.113549.1.9.3 = OID Data 1.2.840.113549.1.7.1
 *
 * @param content//  w w  w . j  av a  2s .  co m
 * @param signed
 * @return
 * @params content Necessrio informar apenas se o pacote PKCS7 NO for do
 * tipo ATTACHED. Caso seja do tipo attached, este parmetro ser
 * substituido pelo contedo do pacote PKCS7.
 * @params signed Valor em bytes do pacote PKCS7, como por exemplo o
 * contedo de um arquivo ".p7s". No  a assinatura pura como no caso do
 * PKCS1. TODO: Implementar validao de co-assinaturas
 */
@Override
public boolean check(byte[] content, byte[] signed) {

    CMSSignedData signedData = null;
    PublicKey publicKey = null;

    try {
        if (content == null) {
            signedData = new CMSSignedData(signed);
        } else {
            signedData = new CMSSignedData(new CMSProcessableByteArray(content), signed);
        }
    } catch (CMSException exception) {
        throw new SignerException("Invalid bytes for a PKCS7 package", exception);
    }

    SignerInformationStore signerInformationStore = signedData.getSignerInfos();
    SignerInformation signerInformation = (SignerInformation) signerInformationStore.getSigners().iterator()
            .next();

    /*
     * Retirando o Certificado Digital e a chave Pblica da assinatura
     */
    try {
        CertStore certs;
        try {
            Security.addProvider(new BouncyCastleProvider());
            certs = signedData.getCertificatesAndCRLs("Collection", "BC");
            Collection<? extends Certificate> collCertificados = certs
                    .getCertificates(signerInformation.getSID());
            if (!collCertificados.isEmpty()) {
                certificate = (X509Certificate) collCertificados.iterator().next();
                publicKey = certificate.getPublicKey();
            }
        } catch (NoSuchAlgorithmException exception) {
            throw new SignerException(exception);
        } catch (NoSuchProviderException exception) {
            throw new SignerException(exception);
        } catch (CMSException exception) {
            throw new SignerException(exception);
        } catch (CertStoreException exception) {
            throw new SignerException(exception);
        }
    } catch (SignerException ex) {
        throw new SignerException(
                "Error on get information about certificates and public keys from a package PKCS7", ex);
    }

    try {
        signerInformation.verify(publicKey, "BC");
    } catch (NoSuchAlgorithmException e) {
        throw new SignerException(e);
    } catch (NoSuchProviderException e) {
        throw new SignerException(e);
    } catch (CMSException e) {
        throw new SignerException("Invalid signature", e);
    }

    AttributeTable signedAttributes = signerInformation.getSignedAttributes();

    if (signedAttributes == null) {
        throw new SignerException("Package PKCS7 without signed attributes");
    }

    // Validar a poltica
    org.bouncycastle.asn1.cms.Attribute signaturePolicyIdentifierAttribute = signedAttributes
            .get(new DERObjectIdentifier((new SignaturePolicyIdentifier()).getOID()));
    if (signaturePolicyIdentifierAttribute != null) {
        ASN1Set valueAttribute = signaturePolicyIdentifierAttribute.getAttrValues();
        for (Enumeration<DERSequence> iterator = valueAttribute.getObjects(); iterator.hasMoreElements();) {
            DERSequence sequence = iterator.nextElement();
            DERObjectIdentifier policyIdentifier = (DERObjectIdentifier) sequence.getObjectAt(0);
            String policyOID = policyIdentifier.getId();
            SignaturePolicy policy = SignaturePolicyFactory.getInstance().factory(policyOID);
            if (policy != null) {
                policy.validate(content, signed);
            } else {
                LOGGER.log(Level.WARNING, "N\u00e3o existe validador para a pol\u00edtica {0}", policyOID);
            }
        }
    } else {
        throw new SignerException("ICP-Brasil invalid format. There is not policy signature.");
    }
    return true;
}

---

From source file:br.gov.frameworkdemoiselle.certificate.signer.pkcs7.bc.policies.ADRBCMS_1_0.java

License:Open Source License

@Override
public void validate(byte[] content, byte[] contentSigned) {

    if (contentSigned == null || contentSigned.length == 0) {
        throw new SignaturePolicyException("Content signed is null");
    }//from w  w w  .  j a va2 s  .  com

    X509Certificate certificate = null;
    PublicKey publicKey = null;

    /*
     * Validando a integridade do arquivo
     */
    CMSSignedData signedData = null;
    try {
        if (content == null) {
            signedData = new CMSSignedData(contentSigned);
        } else {
            signedData = new CMSSignedData(new CMSProcessableByteArray(content), contentSigned);
        }
    } catch (CMSException exception) {
        throw new SignerException("Invalid bytes for a package PKCS7", exception);
    }

    /*
     * Validando as informaes da assinatura
     */
    SignerInformationStore signerInformationStore = signedData.getSignerInfos();
    SignerInformation signerInformation = (SignerInformation) signerInformationStore.getSigners().iterator()
            .next();

    /*
     * Retirando o Certificado Digital e a chave Pblica da assinatura
     */
    try {
        CertStore certs;
        try {
            Security.addProvider(new BouncyCastleProvider());
            certs = signedData.getCertificatesAndCRLs("Collection", "BC");
            Collection<? extends Certificate> collCertificados = certs
                    .getCertificates(signerInformation.getSID());
            if (!collCertificados.isEmpty()) {
                certificate = (X509Certificate) collCertificados.iterator().next();
                publicKey = certificate.getPublicKey();
            }
        } catch (NoSuchAlgorithmException exception) {
            throw new SignerException(exception);
        } catch (NoSuchProviderException exception) {
            throw new SignerException(exception);
        } catch (CMSException exception) {
            throw new SignerException(exception);
        } catch (CertStoreException exception) {
            throw new SignerException(exception);
        }
    } catch (SignerException exception) {
        throw new SignerException(
                "Error on get information about certificates and public keys from a package PKCS7", exception);
    }

    /*
     * Validando os atributos assinados
     */
    AttributeTable signedAttributesTable = signerInformation.getSignedAttributes();

    /*
     * Validando o atributo ContentType
     */
    org.bouncycastle.asn1.cms.Attribute attributeContentType = signedAttributesTable
            .get(CMSAttributes.contentType);
    if (attributeContentType == null) {
        throw new SignerException("Package PKCS7 without attribute ContentType");
    }

    if (!attributeContentType.getAttrValues().getObjectAt(0).equals(ContentInfo.data)) {
        throw new SignerException("ContentType isn't a DATA type");
    }

    /*
     * Com o atributo ContentType vlido, extrair o contedo assinado, caso
     * possua o contedo atached
     */
    try {
        CMSProcessable contentProcessable = signedData.getSignedContent();
        if (contentProcessable != null) {
            content = (byte[]) contentProcessable.getContent();
        }
    } catch (Exception exception) {
        throw new SignerException(exception);
    }

    /*
     * Validando o atributo MessageDigest
     */
    org.bouncycastle.asn1.cms.Attribute attributeMessageDigest = signedAttributesTable
            .get(CMSAttributes.messageDigest);
    if (attributeMessageDigest == null) {
        throw new SignerException("Package PKCS7 without attribute MessageDigest");
    }
    Object der = attributeMessageDigest.getAttrValues().getObjectAt(0).getDERObject();
    ASN1OctetString octeto = ASN1OctetString.getInstance(der);
    byte[] hashContentSigned = octeto.getOctets();

    String algorithm = SignerAlgorithmEnum
            .getSignerOIDAlgorithmHashEnum(signerInformation.getDigestAlgorithmID().getObjectId().toString())
            .getAlgorithmHash();
    if (!algorithm.equals(DigestAlgorithmEnum.SHA_1.getAlgorithm())) {
        throw new SignerException("Algoritmo de resumo invlido para esta poltica");
    }

    Digest digest = DigestFactory.getInstance().factoryDefault();
    digest.setAlgorithm(DigestAlgorithmEnum.SHA_1.getAlgorithm());
    byte[] hashContent = digest.digest(content);
    if (!MessageDigest.isEqual(hashContentSigned, hashContent)) {
        throw new SignerException("Hash not equal");
    }

    try {
        signerInformation.verify(publicKey, "BC");
    } catch (NoSuchAlgorithmException e) {
        throw new SignerException(e);
    } catch (NoSuchProviderException e) {
        throw new SignerException(e);
    } catch (CMSException e) {
        throw new SignerException("Invalid signature", e);
    }

    // Valida a cadeia de certificao de um arquivo assinado
    //ValidadorUtil.validate(contentSigned, OIDICPBrasil.POLICY_ID_AD_RB_CMS_V_1_0, CertPathEncoding.PKCS7);

    Date dataSigner = null;
    try {
        org.bouncycastle.asn1.cms.Attribute attributeSigningTime = signedAttributesTable
                .get(CMSAttributes.signingTime);
        ASN1Set valorDateSigner = attributeSigningTime.getAttrValues();
        DERSet derSet = (DERSet) valorDateSigner.getDERObject();
        DERUTCTime time = (DERUTCTime) derSet.getObjectAt(0);
        dataSigner = time.getAdjustedDate();
    } catch (ParseException ex) {
        throw new SignerException("SigningTime error", ex);
    }

    //Para a verso 1.0, o perodo para assinatura desta PA  de 31/10/2008 a 31/12/2014.
    //        Calendar calendar = GregorianCalendar.getInstance();
    //        calendar.set(2008, Calendar.OCTOBER, 31, 0, 0, 0);
    //        Date firstDate = calendar.getTime();
    //
    //        calendar.set(2014, Calendar.DECEMBER, 31, 23, 59, 59);
    //        Date lastDate = calendar.getTime();
    //
    //        if (dataSigner != null) {
    //            if (dataSigner.before(firstDate)) {
    //                throw new SignerException("Invalid signing time. Not valid before 10/31/2008");
    //            }
    //            if (dataSigner.after(lastDate)) {
    //                throw new SignerException("Invalid signing time. Not valid after 12/31/2014");
    //            }
    //        } else {
    //            throw new SignerException("There is SigningTime attribute on Package PKCS7, but it is null");
    //        }
}

---

From source file:br.gov.frameworkdemoiselle.certificate.signer.pkcs7.bc.policies.ADRBCMS_1_1.java

License:Open Source License

@Override
public void validate(byte[] content, byte[] contentSigned) {

    if (contentSigned == null || contentSigned.length == 0) {
        throw new SignaturePolicyException("Content signed is null");
    }//www  .j  a  v a 2  s.  c  o  m

    X509Certificate certificate = null;
    PublicKey publicKey = null;

    // Validando a integridade do arquivo
    CMSSignedData signedData = null;
    try {
        if (content == null) {
            signedData = new CMSSignedData(contentSigned);
        } else {
            signedData = new CMSSignedData(new CMSProcessableByteArray(content), contentSigned);
        }
    } catch (CMSException exception) {
        throw new SignerException("Invalid bytes for a package PKCS7", exception);
    }

    // Validando as informaes da assinatura
    SignerInformationStore signerInformationStore = signedData.getSignerInfos();
    SignerInformation signerInformation = (SignerInformation) signerInformationStore.getSigners().iterator()
            .next();

    // Retirando o Certificado Digital e a chave Pblica da assinatura
    try {
        CertStore certs;
        try {
            Security.addProvider(new BouncyCastleProvider());
            certs = signedData.getCertificatesAndCRLs("Collection", "BC");
            Collection<? extends Certificate> collCertificados = certs
                    .getCertificates(signerInformation.getSID());
            if (!collCertificados.isEmpty()) {
                certificate = (X509Certificate) collCertificados.iterator().next();
                publicKey = certificate.getPublicKey();
            }
        } catch (NoSuchAlgorithmException exception) {
            throw new SignerException(exception);
        } catch (NoSuchProviderException exception) {
            throw new SignerException(exception);
        } catch (CMSException exception) {
            throw new SignerException(exception);
        } catch (CertStoreException exception) {
            throw new SignerException(exception);
        }
    } catch (SignerException exception) {
        throw new SignerException(
                "Error on get information about certificates and public keys from a package PKCS7", exception);
    }

    // Validando os atributos assinados
    AttributeTable signedAttributesTable = signerInformation.getSignedAttributes();

    // Validando o atributo ContentType
    org.bouncycastle.asn1.cms.Attribute attributeContentType = signedAttributesTable
            .get(CMSAttributes.contentType);
    if (attributeContentType == null) {
        throw new SignerException("Package PKCS7 without attribute ContentType");
    }

    if (!attributeContentType.getAttrValues().getObjectAt(0).equals(ContentInfo.data)) {
        throw new SignerException("ContentType isn't a DATA type");
    }

    // Com o atributo ContentType vlido, extrair o contedo assinado, caso
    // possua o contedo atached
    try {
        CMSProcessable contentProcessable = signedData.getSignedContent();
        if (contentProcessable != null) {
            content = (byte[]) contentProcessable.getContent();
        }
    } catch (Exception exception) {
        throw new SignerException(exception);
    }

    // Validando o atributo MessageDigest
    org.bouncycastle.asn1.cms.Attribute attributeMessageDigest = signedAttributesTable
            .get(CMSAttributes.messageDigest);
    if (attributeMessageDigest == null) {
        throw new SignerException("Package PKCS7 without attribute MessageDigest");
    }
    Object der = attributeMessageDigest.getAttrValues().getObjectAt(0).getDERObject();
    ASN1OctetString octeto = ASN1OctetString.getInstance(der);
    byte[] hashContentSigned = octeto.getOctets();

    String algorithm = SignerAlgorithmEnum
            .getSignerOIDAlgorithmHashEnum(signerInformation.getDigestAlgorithmID().getObjectId().toString())
            .getAlgorithmHash();
    if (!algorithm.equals(DigestAlgorithmEnum.SHA_1.getAlgorithm())
            && !algorithm.equals(DigestAlgorithmEnum.SHA_256.getAlgorithm())) {
        throw new SignerException("Algoritmo de resumo invlido para esta poltica");
    }

    Digest digest = DigestFactory.getInstance().factoryDefault();
    digest.setAlgorithm(algorithm);
    byte[] hashContent = digest.digest(content);
    if (!MessageDigest.isEqual(hashContentSigned, hashContent)) {
        throw new SignerException("Hash not equal");
    }

    try {
        signerInformation.verify(publicKey, "BC");
    } catch (NoSuchAlgorithmException e) {
        throw new SignerException(e);
    } catch (NoSuchProviderException e) {
        throw new SignerException(e);
    } catch (CMSException e) {
        throw new SignerException("Invalid signature", e);
    }

    // O atributo signingCertificate deve conter referncia apenas ao
    // certificado do signatrio.
    org.bouncycastle.asn1.cms.Attribute signedSigningCertificate = signedAttributesTable
            .get(new DERObjectIdentifier("1.2.840.113549.1.9.16.2.12"));
    if (signedSigningCertificate != null) {
        // Uso futuro, para processamento dos valores
        ASN1Set set = signedSigningCertificate.getAttrValues();
    } else {
        throw new SignerException("O Atributo signingCertificate no pode ser nulo.");
    }

    // Valida a cadeia de certificao de um arquivo assinado
    //ValidadorUtil.validate(contentSigned, OIDICPBrasil.POLICY_ID_AD_RB_CMS_V_1_1, CertPathEncoding.PKCS7);

    Date dataSigner = null;
    try {
        org.bouncycastle.asn1.cms.Attribute attributeSigningTime = signedAttributesTable
                .get(CMSAttributes.signingTime);
        ASN1Set valorDateSigner = attributeSigningTime.getAttrValues();
        DERSet derSet = (DERSet) valorDateSigner.getDERObject();
        DERUTCTime time = (DERUTCTime) derSet.getObjectAt(0);
        dataSigner = time.getAdjustedDate();
    } catch (Throwable error) {
        throw new SignerException("SigningTime error", error);
    }

    //Para a verso 1.1, o perodo para assinatura desta PA  de 26/12/2011 a 29/02/2012.
    //        Calendar calendar = GregorianCalendar.getInstance();
    //        calendar.set(2011, Calendar.DECEMBER, 26, 0, 0, 0);
    //        Date firstDate = calendar.getTime();
    //
    //        calendar.set(2012, Calendar.FEBRUARY, 29, 23, 59, 59);
    //        Date lastDate = calendar.getTime();
    //
    //        if (dataSigner != null) {
    //            if (dataSigner.before(firstDate)) {
    //                throw new SignerException("Invalid signing time. Not valid before 12/26/2011");
    //            }
    //            if (dataSigner.after(lastDate)) {
    //                throw new SignerException("Invalid signing time. Not valid after 02/29/2012");
    //            }
    //        } else {
    //            throw new SignerException("There is SigningTime attribute on Package PKCS7, but it is null");
    //        }
}

---

From source file:br.gov.frameworkdemoiselle.certificate.signer.pkcs7.bc.policies.ADRBCMS_2_0.java

License:Open Source License

@Override
public void validate(byte[] content, byte[] contentSigned) {
    if (contentSigned == null || contentSigned.length == 0) {
        throw new SignaturePolicyException("Content signed is null");
    }/* ww  w .  j a v  a  2 s.  c om*/

    X509Certificate certificate = null;
    PublicKey publicKey = null;

    // Validando a integridade do arquivo
    CMSSignedData signedData = null;
    try {
        if (content == null) {
            signedData = new CMSSignedData(contentSigned);
        } else {
            signedData = new CMSSignedData(new CMSProcessableByteArray(content), contentSigned);
        }
    } catch (CMSException exception) {
        throw new SignerException("Invalid bytes for a package PKCS7", exception);
    }

    // Validando as informaes da assinatura
    SignerInformationStore signerInformationStore = signedData.getSignerInfos();
    SignerInformation signerInformation = (SignerInformation) signerInformationStore.getSigners().iterator()
            .next();

    // Retirando o Certificado Digital e a chave Pblica da assinatura
    try {
        CertStore certs;
        try {
            Security.addProvider(new BouncyCastleProvider());
            certs = signedData.getCertificatesAndCRLs("Collection", "BC");
            Collection<? extends Certificate> collCertificados = certs
                    .getCertificates(signerInformation.getSID());
            if (!collCertificados.isEmpty()) {
                certificate = (X509Certificate) collCertificados.iterator().next();
                publicKey = certificate.getPublicKey();
            }
        } catch (NoSuchAlgorithmException exception) {
            throw new SignerException(exception);
        } catch (NoSuchProviderException exception) {
            throw new SignerException(exception);
        } catch (CMSException exception) {
            throw new SignerException(exception);
        } catch (CertStoreException exception) {
            throw new SignerException(exception);
        }
    } catch (SignerException exception) {
        throw new SignerException(
                "Error on get information about certificates and public keys from a package PKCS7", exception);
    }

    // Validando os atributos assinados
    AttributeTable signedAttributesTable = signerInformation.getSignedAttributes();

    // Validando o atributo ContentType
    org.bouncycastle.asn1.cms.Attribute attributeContentType = signedAttributesTable
            .get(CMSAttributes.contentType);
    if (attributeContentType == null) {
        throw new SignerException("Package PKCS7 without attribute ContentType");
    }

    if (!attributeContentType.getAttrValues().getObjectAt(0).equals(ContentInfo.data)) {
        throw new SignerException("ContentType isn't a DATA type");
    }

    // Com o atributo ContentType vlido, extrair o contedo assinado, caso
    // possua o contedo atached
    try {
        CMSProcessable contentProcessable = signedData.getSignedContent();
        if (contentProcessable != null) {
            content = (byte[]) contentProcessable.getContent();
        }
    } catch (Exception exception) {
        throw new SignerException(exception);
    }

    // Validando o atributo MessageDigest
    org.bouncycastle.asn1.cms.Attribute attributeMessageDigest = signedAttributesTable
            .get(CMSAttributes.messageDigest);
    if (attributeMessageDigest == null) {
        throw new SignerException("Package PKCS7 without attribute MessageDigest");
    }
    Object der = attributeMessageDigest.getAttrValues().getObjectAt(0).getDERObject();
    ASN1OctetString octeto = ASN1OctetString.getInstance(der);
    byte[] hashContentSigned = octeto.getOctets();

    String algorithm = SignerAlgorithmEnum
            .getSignerOIDAlgorithmHashEnum(signerInformation.getDigestAlgorithmID().getObjectId().toString())
            .getAlgorithmHash();
    if (!algorithm.equals(DigestAlgorithmEnum.SHA_256.getAlgorithm())) {
        throw new SignerException("Algoritmo de resumo invlido para esta poltica");
    }
    Digest digest = DigestFactory.getInstance().factoryDefault();
    digest.setAlgorithm(DigestAlgorithmEnum.SHA_256.getAlgorithm());
    byte[] hashContent = digest.digest(content);
    if (!MessageDigest.isEqual(hashContentSigned, hashContent)) {
        throw new SignerException("Hash not equal");
    }

    try {
        signerInformation.verify(publicKey, "BC");
    } catch (NoSuchAlgorithmException e) {
        throw new SignerException(e);
    } catch (NoSuchProviderException e) {
        throw new SignerException(e);
    } catch (CMSException e) {
        throw new SignerException("Invalid signature", e);
    }

    // O atributo signingCertificate deve conter referncia apenas ao
    // certificado do signatrio.
    org.bouncycastle.asn1.cms.Attribute signedSigningCertificate = signedAttributesTable
            .get(new DERObjectIdentifier("1.2.840.113549.1.9.16.2.12"));
    if (signedSigningCertificate != null) {
        // Uso futuro, para processamento dos valores
        ASN1Set set = signedSigningCertificate.getAttrValues();
    } else {
        throw new SignerException("O Atributo signingCertificate no pode ser nulo.");
    }

    // Valida a cadeia de certificao de um arquivo assinado
    //ValidadorUtil.validate(contentSigned, OIDICPBrasil.POLICY_ID_AD_RB_CMS_V_2_0, CertPathEncoding.PKCS7);

    Date dataSigner = null;
    try {
        org.bouncycastle.asn1.cms.Attribute attributeSigningTime = signedAttributesTable
                .get(CMSAttributes.signingTime);
        ASN1Set valorDateSigner = attributeSigningTime.getAttrValues();
        DERSet derSet = (DERSet) valorDateSigner.getDERObject();
        DERUTCTime time = (DERUTCTime) derSet.getObjectAt(0);
        dataSigner = time.getAdjustedDate();
    } catch (ParseException ex) {

    }

    //Para a verso 2.0, o perodo para assinatura desta PA  de 26/12/2011 a 21/06/2023.
    Calendar calendar = GregorianCalendar.getInstance();
    calendar.set(2011, Calendar.DECEMBER, 26, 0, 0, 0);
    Date firstDate = calendar.getTime();

    calendar.set(2023, Calendar.JUNE, 21, 23, 59, 59);
    Date lastDate = calendar.getTime();

    if (dataSigner != null) {
        if (dataSigner.before(firstDate)) {
            throw new SignerException("Invalid signing time. Not valid before 12/26/2011");
        }
        if (dataSigner.after(lastDate)) {
            throw new SignerException("Invalid signing time. Not valid after 06/21/2023");
        }
    } else {
        throw new SignerException("There is SigningTime attribute on Package PKCS7, but it is null");
    }

}

---

From source file:br.gov.frameworkdemoiselle.certificate.signer.pkcs7.bc.policies.ADRBCMS_2_1.java

License:Open Source License

@Override
public void validate(byte[] content, byte[] contentSigned) {
    if (contentSigned == null || contentSigned.length == 0) {
        throw new SignaturePolicyException("Content signed is null");
    }/*from  w w  w . j a  v  a2 s .  c  o  m*/

    X509Certificate certificate = null;
    PublicKey publicKey = null;

    // Validando a integridade do arquivo
    CMSSignedData signedData = null;
    try {
        if (content == null) {
            signedData = new CMSSignedData(contentSigned);
        } else {
            signedData = new CMSSignedData(new CMSProcessableByteArray(content), contentSigned);
        }
    } catch (CMSException exception) {
        throw new SignerException("Invalid bytes for a package PKCS7", exception);
    }

    // Validando as informaes da assinatura
    SignerInformationStore signerInformationStore = signedData.getSignerInfos();
    SignerInformation signerInformation = (SignerInformation) signerInformationStore.getSigners().iterator()
            .next();

    // Retirando o Certificado Digital e a chave Pblica da assinatura
    try {
        CertStore certs;
        try {
            Security.addProvider(new BouncyCastleProvider());
            certs = signedData.getCertificatesAndCRLs("Collection", "BC");
            Collection<? extends Certificate> collCertificados = certs
                    .getCertificates(signerInformation.getSID());
            if (!collCertificados.isEmpty()) {
                certificate = (X509Certificate) collCertificados.iterator().next();
                publicKey = certificate.getPublicKey();
            }
        } catch (NoSuchAlgorithmException exception) {
            throw new SignerException(exception);
        } catch (NoSuchProviderException exception) {
            throw new SignerException(exception);
        } catch (CMSException exception) {
            throw new SignerException(exception);
        } catch (CertStoreException exception) {
            throw new SignerException(exception);
        }
    } catch (SignerException exception) {
        throw new SignerException(
                "Error on get information about certificates and public keys from a package PKCS7", exception);
    }

    // Validando os atributos assinados
    AttributeTable signedAttributesTable = signerInformation.getSignedAttributes();

    // Validando o atributo ContentType
    org.bouncycastle.asn1.cms.Attribute attributeContentType = signedAttributesTable
            .get(CMSAttributes.contentType);
    if (attributeContentType == null) {
        throw new SignerException("Package PKCS7 without attribute ContentType");
    }

    if (!attributeContentType.getAttrValues().getObjectAt(0).equals(ContentInfo.data)) {
        throw new SignerException("ContentType isn't a DATA type");
    }

    // Com o atributo ContentType vlido, extrair o contedo assinado, caso
    // possua o contedo atached
    try {
        CMSProcessable contentProcessable = signedData.getSignedContent();
        if (contentProcessable != null) {
            content = (byte[]) contentProcessable.getContent();
        }
    } catch (Exception exception) {
        throw new SignerException(exception);
    }

    // Validando o atributo MessageDigest
    org.bouncycastle.asn1.cms.Attribute attributeMessageDigest = signedAttributesTable
            .get(CMSAttributes.messageDigest);
    if (attributeMessageDigest == null) {
        throw new SignerException("Package PKCS7 without attribute MessageDigest");
    }
    Object der = attributeMessageDigest.getAttrValues().getObjectAt(0).getDERObject();
    ASN1OctetString octeto = ASN1OctetString.getInstance(der);
    byte[] hashContentSigned = octeto.getOctets();

    String algorithm = SignerAlgorithmEnum
            .getSignerOIDAlgorithmHashEnum(signerInformation.getDigestAlgorithmID().getObjectId().toString())
            .getAlgorithmHash();
    if (!algorithm.equals(DigestAlgorithmEnum.SHA_256.getAlgorithm())) {
        throw new SignerException("Algoritmo de resumo invlido para esta poltica");
    }
    Digest digest = DigestFactory.getInstance().factoryDefault();
    digest.setAlgorithm(DigestAlgorithmEnum.SHA_256.getAlgorithm());
    byte[] hashContent = digest.digest(content);
    if (!MessageDigest.isEqual(hashContentSigned, hashContent)) {
        throw new SignerException("Hash not equal");
    }

    try {
        signerInformation.verify(publicKey, "BC");
    } catch (NoSuchAlgorithmException e) {
        throw new SignerException(e);
    } catch (NoSuchProviderException e) {
        throw new SignerException(e);
    } catch (CMSException e) {
        throw new SignerException("Invalid signature", e);
    }

    // Valida a cadeia de certificao de um arquivo assinado
    //ValidadorUtil.validate(contentSigned, OIDICPBrasil.POLICY_ID_AD_RB_CMS_V_2_0, CertPathEncoding.PKCS7);

    Date dataSigner = null;
    try {
        org.bouncycastle.asn1.cms.Attribute attributeSigningTime = signedAttributesTable
                .get(CMSAttributes.signingTime);
        ASN1Set valorDateSigner = attributeSigningTime.getAttrValues();
        DERSet derSet = (DERSet) valorDateSigner.getDERObject();
        DERUTCTime time = (DERUTCTime) derSet.getObjectAt(0);
        dataSigner = time.getAdjustedDate();
    } catch (Throwable error) {

    }

    //Para a verso 2.1, o perodo para assinatura desta PA  de 06/03/2012 a 21/06/2023.
    Calendar calendar = GregorianCalendar.getInstance();
    calendar.set(2012, Calendar.MARCH, 06, 0, 0, 0);
    Date firstDate = calendar.getTime();

    calendar.set(2023, Calendar.JUNE, 21, 23, 59, 59);
    Date lastDate = calendar.getTime();

    if (dataSigner != null) {
        if (dataSigner.before(firstDate)) {
            throw new SignerException("Invalid signing time. Not valid before 03/06/2012");
        }
        if (dataSigner.after(lastDate)) {
            throw new SignerException("Invalid signing time. Not valid after 06/21/2023");
        }
    } else {
        throw new SignerException("There is SigningTime attribute on Package PKCS7, but it is null");
    }

    // O atributo signingCertificate deve conter referncia apenas ao
    // certificado do signatrio.
    org.bouncycastle.asn1.cms.Attribute signedSigningCertificate = signedAttributesTable
            .get(new DERObjectIdentifier("1.2.840.113549.1.9.16.2.47"));
    if (signedSigningCertificate != null) {
        // Uso futuro, para processamento dos valores
        ASN1Set set = signedSigningCertificate.getAttrValues();
    } else {
        throw new SignerException("O Atributo signingCertificate no pode ser nulo.");
    }

}

---

From source file:br.gov.frameworkdemoiselle.certificate.signer.pkcs7.bc.policies.ADRBCMS_2_2.java

License:Open Source License

@Override
public void validate(byte[] content, byte[] contentSigned) {
    if (contentSigned == null || contentSigned.length == 0) {
        throw new SignaturePolicyException("Content signed is null");
    }/*ww w  .  jav a 2s.co m*/

    X509Certificate certificate = null;
    PublicKey publicKey = null;

    // Validando a integridade do arquivo
    CMSSignedData signedData = null;
    try {
        if (content == null) {
            signedData = new CMSSignedData(contentSigned);
        } else {
            signedData = new CMSSignedData(new CMSProcessableByteArray(content), contentSigned);
        }
    } catch (CMSException exception) {
        throw new SignerException("Invalid bytes for a package PKCS7", exception);
    }

    // Validando as informaes da assinatura
    SignerInformationStore signerInformationStore = signedData.getSignerInfos();
    SignerInformation signerInformation = (SignerInformation) signerInformationStore.getSigners().iterator()
            .next();

    // Retirando o Certificado Digital e a chave Pblica da assinatura
    try {
        CertStore certs;
        try {
            Security.addProvider(new BouncyCastleProvider());
            certs = signedData.getCertificatesAndCRLs("Collection", "BC");
            Collection<? extends Certificate> collCertificados = certs
                    .getCertificates(signerInformation.getSID());
            if (!collCertificados.isEmpty()) {
                certificate = (X509Certificate) collCertificados.iterator().next();
                publicKey = certificate.getPublicKey();
            }
        } catch (NoSuchAlgorithmException exception) {
            throw new SignerException(exception);
        } catch (NoSuchProviderException exception) {
            throw new SignerException(exception);
        } catch (CMSException exception) {
            throw new SignerException(exception);
        } catch (CertStoreException exception) {
            throw new SignerException(exception);
        }
    } catch (SignerException exception) {
        throw new SignerException(
                "Error on get information about certificates and public keys from a package PKCS7", exception);
    }

    // Validando os atributos assinados
    AttributeTable signedAttributesTable = signerInformation.getSignedAttributes();

    // Validando o atributo ContentType
    org.bouncycastle.asn1.cms.Attribute attributeContentType = signedAttributesTable
            .get(CMSAttributes.contentType);
    if (attributeContentType == null) {
        throw new SignerException("Package PKCS7 without attribute ContentType");
    }

    if (!attributeContentType.getAttrValues().getObjectAt(0).equals(ContentInfo.data)) {
        throw new SignerException("ContentType isn't a DATA type");
    }

    // Com o atributo ContentType vlido, extrair o contedo assinado, caso
    // possua o contedo atached
    try {
        CMSProcessable contentProcessable = signedData.getSignedContent();
        if (contentProcessable != null) {
            content = (byte[]) contentProcessable.getContent();
        }
    } catch (Exception exception) {
        throw new SignerException(exception);
    }

    // Validando o atributo MessageDigest
    org.bouncycastle.asn1.cms.Attribute attributeMessageDigest = signedAttributesTable
            .get(CMSAttributes.messageDigest);
    if (attributeMessageDigest == null) {
        throw new SignerException("Package PKCS7 without attribute MessageDigest");
    }
    Object der = attributeMessageDigest.getAttrValues().getObjectAt(0).getDERObject();
    ASN1OctetString octeto = ASN1OctetString.getInstance(der);
    byte[] hashContentSigned = octeto.getOctets();

    String algorithm = SignerAlgorithmEnum
            .getSignerOIDAlgorithmHashEnum(signerInformation.getDigestAlgorithmID().getObjectId().toString())
            .getAlgorithmHash();
    if (!(DigestAlgorithmEnum.SHA_256.getAlgorithm().equalsIgnoreCase(algorithm)
            || DigestAlgorithmEnum.SHA_512.getAlgorithm().equalsIgnoreCase(algorithm))) {
        throw new SignerException("Algoritmo de resumo invlido para esta poltica");
    }
    Digest digest = DigestFactory.getInstance().factoryDefault();
    digest.setAlgorithm(algorithm);
    byte[] hashContent = digest.digest(content);
    if (!MessageDigest.isEqual(hashContentSigned, hashContent)) {
        throw new SignerException("Hash not equal");
    }

    try {
        signerInformation.verify(publicKey, "BC");
    } catch (NoSuchAlgorithmException e) {
        throw new SignerException(e);
    } catch (NoSuchProviderException e) {
        throw new SignerException(e);
    } catch (CMSException e) {
        throw new SignerException("Invalid signature", e);
    }

    // Valida a cadeia de certificao de um arquivo assinado
    //ValidadorUtil.validate(contentSigned, OIDICPBrasil.POLICY_ID_AD_RB_CMS_V_2_0, CertPathEncoding.PKCS7);

    Date dataSigner = null;
    try {
        org.bouncycastle.asn1.cms.Attribute attributeSigningTime = signedAttributesTable
                .get(CMSAttributes.signingTime);
        ASN1Set valorDateSigner = attributeSigningTime.getAttrValues();
        DERSet derSet = (DERSet) valorDateSigner.getDERObject();
        DERUTCTime time = (DERUTCTime) derSet.getObjectAt(0);
        dataSigner = time.getAdjustedDate();
    } catch (Throwable error) {

    }

    //Para a verso 2.2, o perodo para assinatura desta PA  de 06/03/2012 a 21/06/2023.
    Calendar calendar = GregorianCalendar.getInstance();
    calendar.set(2012, Calendar.APRIL, 27, 0, 0, 0);
    Date firstDate = calendar.getTime();

    calendar.set(2029, Calendar.MARCH, 02, 23, 59, 59);
    Date lastDate = calendar.getTime();

    if (dataSigner != null) {
        if (dataSigner.before(firstDate)) {
            throw new SignerException("Invalid signing time. Not valid before 03/06/2012");
        }
        if (dataSigner.after(lastDate)) {
            throw new SignerException("Invalid signing time. Not valid after 06/21/2023");
        }
    } else {
        throw new SignerException("There is SigningTime attribute on Package PKCS7, but it is null");
    }

    // O atributo signingCertificate deve conter referncia apenas ao
    // certificado do signatrio.
    org.bouncycastle.asn1.cms.Attribute signedSigningCertificate = signedAttributesTable
            .get(new DERObjectIdentifier("1.2.840.113549.1.9.16.2.47"));
    if (signedSigningCertificate != null) {
        // Uso futuro, para processamento dos valores
        ASN1Set set = signedSigningCertificate.getAttrValues();
    } else {
        throw new SignerException("O Atributo signingCertificate no pode ser nulo.");
    }

}

---

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