Example usage for org.bouncycastle.asn1 ASN1Set getInstance

List of usage examples for org.bouncycastle.asn1 ASN1Set getInstance

Introduction

In this page you can find the example usage for org.bouncycastle.asn1 ASN1Set getInstance.

Prototype

public static ASN1Set getInstance(Object obj) 

Source Link

Document

return an ASN1Set from the given object.

Usage

From source file:br.gov.jfrj.siga.cd.AssinaturaDigital.java

License:Open Source License

@SuppressWarnings("unchecked")
protected static String validarAssinaturaCMS(byte[] digest, String digestAlgorithm, byte[] assinatura,
        Date dtAssinatura) throws InvalidKeyException, SecurityException, CRLException, CertificateException,
        NoSuchProviderException, NoSuchAlgorithmException, SignatureException, AplicacaoException,
        ChainValidationException, IOException, Exception {

    final CMSSignedData s;
    if (digest != null) {
        Map<String, byte[]> map = new HashMap<String, byte[]>();
        map.put(digestAlgorithm, digest);
        s = new CMSSignedData(map, assinatura);
    } else {//w w  w .  j  a  va  2  s  .c om
        s = new CMSSignedData(assinatura);
    }

    Store certs = s.getCertificates();
    SignerInformationStore signers = s.getSignerInfos();
    Collection<SignerInformation> c = signers.getSigners();
    Iterator<SignerInformation> it = c.iterator();
    X509CertificateHolder firstSignerCert = null;

    while (it.hasNext()) {
        SignerInformation signer = it.next();
        Collection<X509CertificateHolder> certCollection = certs.getMatches(signer.getSID());

        Iterator<X509CertificateHolder> certIt = certCollection.iterator();
        X509CertificateHolder cert = certIt.next();
        if (firstSignerCert == null)
            firstSignerCert = cert;

        if (!signer.verify(new JcaSimpleSignerInfoVerifierBuilder().setProvider("BC").build(cert)))
            throw new Exception("Assinatura invlida!");

        System.out.println("\nSigner Info: \n");
        System.out.println("Is Signature Valid? true");
        System.out.println("Digest: " + asHex(signer.getContentDigest()));
        System.out.println("Enc Alg Oid: " + signer.getEncryptionAlgOID());
        System.out.println("Digest Alg Oid: " + signer.getDigestAlgOID());
        System.out.println("Signature: " + asHex(signer.getSignature()));

    }

    //      X509Certificate[] cadeiaTotal = montarCadeiaOrdenadaECompleta((Collection<X509Certificate>) (certs.getCertificates(null)));
    X509Certificate[] cadeiaTotal = montarCadeiaOrdenadaECompleta(certs.getMatches(null));

    List<X509CRLObject> crls = new ArrayList<>();
    if (certs.getMatches(null) != null) {
        Enumeration ec = ASN1Set.getInstance(certs.getMatches(null)).getObjects();

        while (ec.hasMoreElements()) {
            crls.add(new X509CRLObject(CertificateList.getInstance(ec.nextElement())));
        }
    }

    final X509ChainValidator cadeia = new X509ChainValidator(cadeiaTotal,
            /* trustedAnchors */new HashSet(FachadaDeCertificadosAC.getTrustAnchors()),
            crls.toArray(new X509CRLObject[0]));

    cadeia.checkCRL(true);

    try {
        cadeia.validateChain(dtAssinatura);
    } catch (Exception e1) {
        if (e1.getMessage().endsWith("Validation time is in future.")) {
            String s1 = e1.getMessage() + " Current date: [" + new Date().toString() + "]. Record date: ["
                    + dtAssinatura + "]. LCRs' dates [";
            for (X509CRLObject crl : (Collection<X509CRLObject>) certs.getMatches(null)) {
                String s2 = crl.getIssuerX500Principal().getName();
                s2 = s2.split(",")[0];

                s1 += s2 + " (" + crl.getThisUpdate() + " - " + crl.getNextUpdate() + ") ";
            }
            s1 += "]";
            throw new AplicacaoException(s1, 0, e1);
        } else
            throw e1;
    }

    //      String s1 = firstSignerCert.getSubjectDN().getName();
    String s1 = firstSignerCert.getSubject().toString();
    s1 = obterNomeExibicao(s1);

    return s1;
}

From source file:com.guardtime.asn1.CertToken.java

License:Apache License

public Asn1CertToken(ASN1Sequence seq) {
    Enumeration en = seq.getObjects();

    // Required elements
    version = ASN1Integer.getInstance(en.nextElement());
    history = ASN1OctetString.getInstance(en.nextElement());
    publishedData = Asn1PublishedData.getInstance(en.nextElement());
    pubReference = ASN1Set.getInstance(en.nextElement());

    // Optional elements
    while (en.hasMoreElements()) {
        ASN1TaggedObject obj = ASN1TaggedObject.getInstance(en.nextElement());
        if (obj.getTagNo() == 0 && extensions == null) {
            extensions = Extensions.getInstance(obj, true);
        } else {//from  w  w  w  .  j  a  v a 2  s  .c o m
            throw new IllegalArgumentException("invalid object in factory: " + obj);
        }
    }
}

From source file:de.tsenger.animamea.asn1.SecurityInfos.java

License:Open Source License

/**
 * The definition of SecurityInfos is/*from   w  w w. j  a va  2s  .  com*/
  * <pre>
  * SecurityInfos ::= SET OF SecurityInfo
  * 
  * SecurityInfo ::= SEQUENCE {
  *       protocol      OBJECT IDENTIFIER,
  *       requiredData   ANY DEFINED BY protocol,
  *       optionalData   ANY DEFINED BY protocol OPTIONAL
  * }
  * </pre>
 */
@Override
public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector();

    for (TerminalAuthenticationInfo item : terminalAuthenticationInfoList) {
        v.add(item);
    }
    for (ChipAuthenticationInfo item : chipAuthenticationInfoList) {
        v.add(item);
    }
    for (ChipAuthenticationDomainParameterInfo item : chipAuthenticationDomainParameterInfoList) {
        v.add(item);
    }
    for (ChipAuthenticationPublicKeyInfo item : chipAuthenticationPublicKeyInfoList) {
        v.add(item);
    }
    for (PaceInfo item : paceInfoList) {
        v.add(item);
    }
    for (PaceDomainParameterInfo item : paceDomainParameterInfoList) {
        v.add(item);
    }
    for (CardInfoLocator item : cardInfoLocatorList) {
        v.add(item);
    }
    for (PrivilegedTerminalInfo item : privilegedTerminalInfoList) {
        v.add(item);
    }

    return ASN1Set.getInstance(v);
}

From source file:es.gob.afirma.signers.multi.cades.CAdESTriPhaseCoSigner.java

License:Open Source License

/** Realiza una post-cofirma CAdES.
 * @param pkcs1sign Firma PKCS#1 de la pre-cofirma (de los SignedAttributes)
 * @param preCoSign Pre-cofirma CAdES (SignedAttributes)
 * @param content Contenido a post-cofirmar (indicar null si se desea omitir su inclusi&oacute;n en la firma)
 * @param signatureAlgorithm Algoritmo de firma
 * @param signerCertificateChain Cadena de certificados del firmante
 * @param sign Firma donde insertar la cofirma
 * @return Cofirma CAdES/*  ww  w  .j  a  va2s.  c o m*/
 * @throws IOException Cuando ocurren problemas de entrada / salida
 * @throws CertificateEncodingException Si alguno de los certificados proporcionados tienen problemas de formatos */
public static byte[] postCoSign(final byte[] pkcs1sign, final byte[] preCoSign, final byte[] content,
        final String signatureAlgorithm, final X509Certificate[] signerCertificateChain, final byte[] sign)
        throws IOException, CertificateEncodingException {
    // Firma en ASN.1
    final ASN1OctetString asn1sign = new DEROctetString(pkcs1sign);

    // Identificador del firmante ISSUER AND SERIAL-NUMBER
    final TBSCertificateStructure tbs = TBSCertificateStructure
            .getInstance(ASN1Primitive.fromByteArray(signerCertificateChain[0].getTBSCertificate()));
    final IssuerAndSerialNumber encSid = new IssuerAndSerialNumber(X500Name.getInstance(tbs.getIssuer()),
            tbs.getSerialNumber().getValue());
    final SignerIdentifier identifier = new SignerIdentifier(encSid);

    // digEncryptionAlgorithm
    final AlgorithmIdentifier encAlgId = SigUtils.makeAlgId(AOAlgorithmID.getOID("RSA")); //$NON-NLS-1$
    final AlgorithmIdentifier digAlgId = SigUtils
            .makeAlgId(AOAlgorithmID.getOID(AOSignConstants.getDigestAlgorithmName(signatureAlgorithm)));

    final ASN1Sequence contentSignedData = getContentSignedData(sign);
    final SignedData sd = SignedData.getInstance(contentSignedData);

    // CERTIFICADOS
    // Obtenemos la lista de certificados

    final ASN1Set certificatesSigned = sd.getCertificates();
    final Enumeration<?> certs = certificatesSigned.getObjects();
    final ASN1EncodableVector vCertsSig = new ASN1EncodableVector();

    // COGEMOS LOS CERTIFICADOS EXISTENTES EN EL FICHERO
    while (certs.hasMoreElements()) {
        vCertsSig.add((ASN1Encodable) certs.nextElement());
    }

    ASN1Set certificates = null;
    if (signerCertificateChain.length != 0) {
        final List<ASN1Encodable> ce = new ArrayList<ASN1Encodable>();
        for (final X509Certificate element : signerCertificateChain) {
            ce.add(Certificate.getInstance(ASN1Primitive.fromByteArray(element.getEncoded())));
        }
        certificates = SigUtils.fillRestCerts(ce, vCertsSig);
    }

    // SIGNERINFO
    // raiz de la secuencia de SignerInfo
    // Obtenemos los signerInfos del SignedData
    final ASN1Set signerInfosSd = sd.getSignerInfos();

    // introducimos los SignerInfos Existentes
    final ASN1EncodableVector signerInfos = new ASN1EncodableVector();

    // introducimos el nuevo SignerInfo del firmante actual.
    for (int i = 0; i < signerInfosSd.size(); i++) {
        signerInfos.add(SignerInfo.getInstance(signerInfosSd.getObjectAt(i)));
    }

    // Creamos los signerInfos del SignedData
    signerInfos
            .add(new SignerInfo(identifier, digAlgId, ASN1Set.getInstance(preCoSign), encAlgId, asn1sign, null // unsignedAttr
    ));

    final ContentInfo encInfo = getContentInfoFromContent(content);

    // Construimos el Signed Data y lo devolvemos
    return new ContentInfo(PKCSObjectIdentifiers.signedData,
            new SignedData(sd.getDigestAlgorithms(), encInfo, certificates, (ASN1Set) null, // CRLS no usado
                    new DERSet(signerInfos) // UnsignedAttr
            )).getEncoded(ASN1Encoding.DER);

}

From source file:es.gob.afirma.signers.pkcs7.SignedAndEnvelopedData.java

License:Open Source License

/** Crea un objecto CMS SignedAndEnvelopedData a partir de una Secuencia ASN.1.
 * @param seq Secuencia ASN.1 origen/*from ww  w  .j a va  2  s  .  c  o  m*/
 */
public SignedAndEnvelopedData(final ASN1Sequence seq) {
    int index = 0;
    this.version = (ASN1Integer) seq.getObjectAt(index++);
    this.recipientInfos = ASN1Set.getInstance(seq.getObjectAt(index++));

    // Los DigestAlgorithmIdentifiers pueden ser SET o SEQUENCE, probamos ambos
    final ASN1Encodable dai = seq.getObjectAt(index++);
    try {
        this.digestAlgorithms = ASN1Set.getInstance(dai);
    } catch (final IllegalArgumentException e) {
        this.digestAlgorithms = ASN1Sequence.getInstance(dai);
    }

    this.encryptedContentInfo = EncryptedContentInfo.getInstance(seq.getObjectAt(index++));

    if (seq.size() > 5) {
        if (seq.size() == 6) {
            this.certificates = ASN1Set.getInstance((ASN1TaggedObject) seq.getObjectAt(index++), false);
        } else {
            this.certificates = ASN1Set.getInstance((ASN1TaggedObject) seq.getObjectAt(index++), false);
            this.crls = ASN1Set.getInstance((ASN1TaggedObject) seq.getObjectAt(index++), false);
        }

    }

    this.signerInfos = ASN1Set.getInstance(seq.getObjectAt(index++));

}

From source file:eu.europa.esig.dss.cades.signature.CAdESLevelBETSITS101733Test.java

License:Open Source License

@Override
protected void onDocumentSigned(byte[] byteArray) {
    try {//  w w  w.j a  va2  s. c om

        CAdESSignature signature = new CAdESSignature(byteArray);
        assertNotNull(signature.getCmsSignedData());

        ASN1InputStream asn1sInput = new ASN1InputStream(byteArray);
        ASN1Sequence asn1Seq = (ASN1Sequence) asn1sInput.readObject();

        logger.info("SEQ : " + asn1Seq.toString());

        assertEquals(2, asn1Seq.size());

        ASN1ObjectIdentifier oid = ASN1ObjectIdentifier.getInstance(asn1Seq.getObjectAt(0));
        assertEquals(PKCSObjectIdentifiers.signedData, oid);
        logger.info("OID : " + oid.toString());

        ASN1TaggedObject taggedObj = DERTaggedObject.getInstance(asn1Seq.getObjectAt(1));

        logger.info("TAGGED OBJ : " + taggedObj.toString());

        ASN1Primitive object = taggedObj.getObject();
        logger.info("OBJ : " + object.toString());

        SignedData signedData = SignedData.getInstance(object);
        logger.info("SIGNED DATA : " + signedData.toString());

        ASN1Set digestAlgorithms = signedData.getDigestAlgorithms();
        logger.info("DIGEST ALGOS : " + digestAlgorithms.toString());

        ContentInfo encapContentInfo = signedData.getEncapContentInfo();
        logger.info("ENCAPSULATED CONTENT INFO : " + encapContentInfo.getContentType() + " "
                + encapContentInfo.getContent());

        ASN1Set certificates = signedData.getCertificates();
        logger.info("CERTIFICATES (" + certificates.size() + ") : " + certificates);

        List<X509Certificate> foundCertificates = new ArrayList<X509Certificate>();
        for (int i = 0; i < certificates.size(); i++) {
            ASN1Sequence seqCertif = ASN1Sequence.getInstance(certificates.getObjectAt(i));
            logger.info("SEQ cert " + i + " : " + seqCertif);

            X509CertificateHolder certificateHolder = new X509CertificateHolder(seqCertif.getEncoded());
            CertificateToken certificate = DSSASN1Utils.getCertificate(certificateHolder);
            X509Certificate x509Certificate = certificate.getCertificate();
            x509Certificate.checkValidity();

            logger.info("Cert " + i + " : " + certificate);

            foundCertificates.add(x509Certificate);
        }

        ASN1Set crLs = signedData.getCRLs();
        logger.info("CRLs : " + crLs);

        ASN1Set signerInfosAsn1 = signedData.getSignerInfos();
        logger.info("SIGNER INFO ASN1 : " + signerInfosAsn1.toString());
        assertEquals(1, signerInfosAsn1.size());

        ASN1Sequence seqSignedInfo = ASN1Sequence.getInstance(signerInfosAsn1.getObjectAt(0));

        SignerInfo signedInfo = SignerInfo.getInstance(seqSignedInfo);
        logger.info("SIGNER INFO : " + signedInfo.toString());

        SignerIdentifier sid = signedInfo.getSID();
        logger.info("SIGNER IDENTIFIER : " + sid.getId());

        IssuerAndSerialNumber issuerAndSerialNumber = IssuerAndSerialNumber.getInstance(signedInfo.getSID());
        logger.info("ISSUER AND SN : " + issuerAndSerialNumber.toString());

        BigInteger serial = issuerAndSerialNumber.getSerialNumber().getValue();

        X509Certificate signerCertificate = null;
        for (X509Certificate x509Certificate : foundCertificates) {
            // TODO check issuer name
            if (serial.equals(x509Certificate.getSerialNumber())) {
                signerCertificate = x509Certificate;
            }
        }
        assertNotNull(signerCertificate);

        ASN1OctetString encryptedDigest = signedInfo.getEncryptedDigest();
        logger.info("ENCRYPT DIGEST : " + encryptedDigest.toString());

        ASN1Sequence seq = ASN1Sequence.getInstance(object);

        ASN1Integer version = ASN1Integer.getInstance(seq.getObjectAt(0));
        logger.info("VERSION : " + version.toString());

        ASN1Set digestManualSet = ASN1Set.getInstance(seq.getObjectAt(1));
        logger.info("DIGEST SET : " + digestManualSet.toString());
        assertEquals(digestAlgorithms, digestManualSet);

        ASN1Sequence seqDigest = ASN1Sequence.getInstance(digestManualSet.getObjectAt(0));
        // assertEquals(1, seqDigest.size());

        ASN1ObjectIdentifier oidDigestAlgo = ASN1ObjectIdentifier.getInstance(seqDigest.getObjectAt(0));
        assertEquals(new ASN1ObjectIdentifier(DigestAlgorithm.SHA256.getOid()), oidDigestAlgo);

        ASN1Sequence seqEncapsulatedInfo = ASN1Sequence.getInstance(seq.getObjectAt(2));
        logger.info("ENCAPSULATED INFO : " + seqEncapsulatedInfo.toString());

        ASN1ObjectIdentifier oidContentType = ASN1ObjectIdentifier
                .getInstance(seqEncapsulatedInfo.getObjectAt(0));
        logger.info("OID CONTENT TYPE : " + oidContentType.toString());

        ASN1TaggedObject taggedContent = DERTaggedObject.getInstance(seqEncapsulatedInfo.getObjectAt(1));

        ASN1OctetString contentOctetString = ASN1OctetString.getInstance(taggedContent.getObject());
        String content = new String(contentOctetString.getOctets());
        assertEquals(HELLO_WORLD, content);
        logger.info("CONTENT : " + content);

        byte[] digest = DSSUtils.digest(DigestAlgorithm.SHA256, HELLO_WORLD.getBytes());
        String encodeHexDigest = Hex.toHexString(digest);
        logger.info("CONTENT DIGEST COMPUTED : " + encodeHexDigest);

        ASN1Set authenticatedAttributes = signedInfo.getAuthenticatedAttributes();
        logger.info("AUTHENTICATED ATTRIBUTES : " + authenticatedAttributes.toString());

        // ASN1Sequence seqAuthAttrib = ASN1Sequence.getInstance(authenticatedAttributes.getObjectAt(0));

        logger.info("Nb Auth Attributes : " + authenticatedAttributes.size());

        String embeddedDigest = "";
        for (int i = 0; i < authenticatedAttributes.size(); i++) {
            ASN1Sequence authAttrSeq = ASN1Sequence.getInstance(authenticatedAttributes.getObjectAt(i));
            logger.info(authAttrSeq.toString());
            ASN1ObjectIdentifier attrOid = ASN1ObjectIdentifier.getInstance(authAttrSeq.getObjectAt(0));
            if (PKCSObjectIdentifiers.pkcs_9_at_messageDigest.equals(attrOid)) {
                ASN1Set setMessageDigest = ASN1Set.getInstance(authAttrSeq.getObjectAt(1));
                ASN1OctetString asn1ObjString = ASN1OctetString.getInstance(setMessageDigest.getObjectAt(0));
                embeddedDigest = Hex.toHexString(asn1ObjString.getOctets());
            }
        }
        assertEquals(encodeHexDigest, embeddedDigest);

        ASN1OctetString encryptedInfoOctedString = signedInfo.getEncryptedDigest();
        String signatureValue = Hex.toHexString(encryptedInfoOctedString.getOctets());

        logger.info("SIGNATURE VALUE : " + signatureValue);

        Cipher cipher = Cipher.getInstance("RSA");
        cipher.init(Cipher.DECRYPT_MODE, signerCertificate);
        byte[] decrypted = cipher.doFinal(encryptedInfoOctedString.getOctets());

        ASN1InputStream inputDecrypted = new ASN1InputStream(decrypted);

        ASN1Sequence seqDecrypt = (ASN1Sequence) inputDecrypted.readObject();
        logger.info("Decrypted : " + seqDecrypt);

        DigestInfo digestInfo = new DigestInfo(seqDecrypt);
        assertEquals(oidDigestAlgo, digestInfo.getAlgorithmId().getAlgorithm());

        String decryptedDigestEncodeBase64 = Utils.toBase64(digestInfo.getDigest());
        logger.info("Decrypted Base64 : " + decryptedDigestEncodeBase64);

        byte[] encoded = signedInfo.getAuthenticatedAttributes().getEncoded();
        MessageDigest messageDigest = MessageDigest.getInstance(DigestAlgorithm.SHA256.getName());
        byte[] digestOfAuthenticatedAttributes = messageDigest.digest(encoded);

        String computedDigestEncodeBase64 = Utils.toBase64(digestOfAuthenticatedAttributes);
        logger.info("Computed Base64 : " + computedDigestEncodeBase64);

        assertEquals(decryptedDigestEncodeBase64, computedDigestEncodeBase64);

        Utils.closeQuietly(asn1sInput);
        Utils.closeQuietly(inputDecrypted);
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
        fail(e.getMessage());
    }
}

From source file:eu.europa.esig.dss.cades.signature.CAdESLevelBTest.java

License:Open Source License

@Override
protected void onDocumentSigned(byte[] byteArray) {
    try {/*from   ww w .  j  ava2  s  .co  m*/

        CAdESSignature signature = new CAdESSignature(byteArray);
        assertNotNull(signature.getCmsSignedData());

        ASN1InputStream asn1sInput = new ASN1InputStream(byteArray);
        ASN1Sequence asn1Seq = (ASN1Sequence) asn1sInput.readObject();

        logger.info("SEQ : " + asn1Seq.toString());

        assertEquals(2, asn1Seq.size());

        ASN1ObjectIdentifier oid = ASN1ObjectIdentifier.getInstance(asn1Seq.getObjectAt(0));
        assertEquals(PKCSObjectIdentifiers.signedData, oid);
        logger.info("OID : " + oid.toString());

        ASN1TaggedObject taggedObj = DERTaggedObject.getInstance(asn1Seq.getObjectAt(1));

        logger.info("TAGGED OBJ : " + taggedObj.toString());

        ASN1Primitive object = taggedObj.getObject();
        logger.info("OBJ : " + object.toString());

        SignedData signedData = SignedData.getInstance(object);
        logger.info("SIGNED DATA : " + signedData.toString());

        ASN1Set digestAlgorithms = signedData.getDigestAlgorithms();
        logger.info("DIGEST ALGOS : " + digestAlgorithms.toString());

        ContentInfo encapContentInfo = signedData.getEncapContentInfo();
        logger.info("ENCAPSULATED CONTENT INFO : " + encapContentInfo.getContentType() + " "
                + encapContentInfo.getContent());

        ASN1Set certificates = signedData.getCertificates();
        logger.info("CERTIFICATES (" + certificates.size() + ") : " + certificates);

        List<X509Certificate> foundCertificates = new ArrayList<X509Certificate>();
        for (int i = 0; i < certificates.size(); i++) {
            ASN1Sequence seqCertif = ASN1Sequence.getInstance(certificates.getObjectAt(i));
            logger.info("SEQ cert " + i + " : " + seqCertif);

            X509CertificateHolder certificateHolder = new X509CertificateHolder(seqCertif.getEncoded());
            X509Certificate certificate = new JcaX509CertificateConverter()
                    .setProvider(BouncyCastleProvider.PROVIDER_NAME).getCertificate(certificateHolder);

            certificate.checkValidity();

            logger.info("Cert " + i + " : " + certificate);

            foundCertificates.add(certificate);
        }

        ASN1Set crLs = signedData.getCRLs();
        logger.info("CRLs : " + crLs);

        ASN1Set signerInfosAsn1 = signedData.getSignerInfos();
        logger.info("SIGNER INFO ASN1 : " + signerInfosAsn1.toString());
        assertEquals(1, signerInfosAsn1.size());

        ASN1Sequence seqSignedInfo = ASN1Sequence.getInstance(signerInfosAsn1.getObjectAt(0));

        SignerInfo signedInfo = SignerInfo.getInstance(seqSignedInfo);
        logger.info("SIGNER INFO : " + signedInfo.toString());

        SignerIdentifier sid = signedInfo.getSID();
        logger.info("SIGNER IDENTIFIER : " + sid.getId());

        IssuerAndSerialNumber issuerAndSerialNumber = IssuerAndSerialNumber.getInstance(signedInfo.getSID());
        logger.info("ISSUER AND SN : " + issuerAndSerialNumber.toString());

        BigInteger serial = issuerAndSerialNumber.getSerialNumber().getValue();

        X509Certificate signerCertificate = null;
        for (X509Certificate x509Certificate : foundCertificates) {
            // TODO check issuer name
            if (serial.equals(x509Certificate.getSerialNumber())) {
                signerCertificate = x509Certificate;
            }
        }
        assertNotNull(signerCertificate);

        ASN1OctetString encryptedDigest = signedInfo.getEncryptedDigest();
        logger.info("ENCRYPT DIGEST : " + encryptedDigest.toString());

        ASN1Sequence seq = ASN1Sequence.getInstance(object);

        ASN1Integer version = ASN1Integer.getInstance(seq.getObjectAt(0));
        logger.info("VERSION : " + version.toString());

        ASN1Set digestManualSet = ASN1Set.getInstance(seq.getObjectAt(1));
        logger.info("DIGEST SET : " + digestManualSet.toString());
        assertEquals(digestAlgorithms, digestManualSet);

        ASN1Sequence seqDigest = ASN1Sequence.getInstance(digestManualSet.getObjectAt(0));
        // assertEquals(1, seqDigest.size());

        ASN1ObjectIdentifier oidDigestAlgo = ASN1ObjectIdentifier.getInstance(seqDigest.getObjectAt(0));
        assertEquals(new ASN1ObjectIdentifier(DigestAlgorithm.SHA256.getOid()), oidDigestAlgo);

        ASN1Sequence seqEncapsulatedInfo = ASN1Sequence.getInstance(seq.getObjectAt(2));
        logger.info("ENCAPSULATED INFO : " + seqEncapsulatedInfo.toString());

        ASN1ObjectIdentifier oidContentType = ASN1ObjectIdentifier
                .getInstance(seqEncapsulatedInfo.getObjectAt(0));
        logger.info("OID CONTENT TYPE : " + oidContentType.toString());

        ASN1TaggedObject taggedContent = DERTaggedObject.getInstance(seqEncapsulatedInfo.getObjectAt(1));

        ASN1OctetString contentOctetString = ASN1OctetString.getInstance(taggedContent.getObject());
        String content = new String(contentOctetString.getOctets());
        assertEquals(HELLO_WORLD, content);
        logger.info("CONTENT : " + content);

        byte[] digest = DSSUtils.digest(DigestAlgorithm.SHA256, HELLO_WORLD.getBytes());
        String encodeHexDigest = Hex.toHexString(digest);
        logger.info("CONTENT DIGEST COMPUTED : " + encodeHexDigest);

        ASN1Set authenticatedAttributes = signedInfo.getAuthenticatedAttributes();
        logger.info("AUTHENTICATED ATTRIBUTES : " + authenticatedAttributes.toString());

        // ASN1Sequence seqAuthAttrib = ASN1Sequence.getInstance(authenticatedAttributes.getObjectAt(0));

        logger.info("Nb Auth Attributes : " + authenticatedAttributes.size());

        String embeddedDigest = StringUtils.EMPTY;
        for (int i = 0; i < authenticatedAttributes.size(); i++) {
            ASN1Sequence authAttrSeq = ASN1Sequence.getInstance(authenticatedAttributes.getObjectAt(i));
            logger.info(authAttrSeq.toString());
            ASN1ObjectIdentifier attrOid = ASN1ObjectIdentifier.getInstance(authAttrSeq.getObjectAt(0));
            if (PKCSObjectIdentifiers.pkcs_9_at_messageDigest.equals(attrOid)) {
                ASN1Set setMessageDigest = ASN1Set.getInstance(authAttrSeq.getObjectAt(1));
                ASN1OctetString asn1ObjString = ASN1OctetString.getInstance(setMessageDigest.getObjectAt(0));
                embeddedDigest = Hex.toHexString(asn1ObjString.getOctets());
            }
        }
        assertEquals(encodeHexDigest, embeddedDigest);

        ASN1OctetString encryptedInfoOctedString = signedInfo.getEncryptedDigest();
        String signatureValue = Hex.toHexString(encryptedInfoOctedString.getOctets());

        logger.info("SIGNATURE VALUE : " + signatureValue);

        Cipher cipher = Cipher.getInstance("RSA");
        cipher.init(Cipher.DECRYPT_MODE, signerCertificate);
        byte[] decrypted = cipher.doFinal(encryptedInfoOctedString.getOctets());

        ASN1InputStream inputDecrypted = new ASN1InputStream(decrypted);

        ASN1Sequence seqDecrypt = (ASN1Sequence) inputDecrypted.readObject();
        logger.info("Decrypted : " + seqDecrypt);

        DigestInfo digestInfo = new DigestInfo(seqDecrypt);
        assertEquals(oidDigestAlgo, digestInfo.getAlgorithmId().getAlgorithm());

        String decryptedDigestEncodeBase64 = Base64.encodeBase64String(digestInfo.getDigest());
        logger.info("Decrypted Base64 : " + decryptedDigestEncodeBase64);

        byte[] encoded = signedInfo.getAuthenticatedAttributes().getEncoded();
        MessageDigest messageDigest = MessageDigest.getInstance(DigestAlgorithm.SHA256.getName());
        byte[] digestOfAuthenticatedAttributes = messageDigest.digest(encoded);

        String computedDigestEncodeBase64 = Base64.encodeBase64String(digestOfAuthenticatedAttributes);
        logger.info("Computed Base64 : " + computedDigestEncodeBase64);

        assertEquals(decryptedDigestEncodeBase64, computedDigestEncodeBase64);

        IOUtils.closeQuietly(asn1sInput);
        IOUtils.closeQuietly(inputDecrypted);
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
        fail(e.getMessage());
    }
}

From source file:it.trento.comune.j4sign.examples.CMSServlet.java

License:Open Source License

/**
 * A text message resulting from a dump of provided authenticated attributes
 * data. Shows, among other things, the embedded timestamp attribute.
 * /*from w w w  . jav a 2s.  co m*/
 * @param bytes
 *            the ASN.1 DER set of authenticated attributes.
 * @return the attributes textual dump.
 */
private String getAuthenticatedAttributesPrintout(byte[] bytes) {
    StringWriter printout = new StringWriter();
    PrintWriter pw = new PrintWriter(printout);
    try {

        ASN1StreamParser a1p = new ASN1StreamParser(bytes);

        System.out.println("ASN1 parser built: " + a1p);

        DERSetParser signedAttributesParser = (DERSetParser) a1p.readObject();

        System.out.println("DERSetParser object read: " + signedAttributesParser);

        ASN1Set set = ASN1Set.getInstance(signedAttributesParser.getDERObject());

        AttributeTable attr = new AttributeTable(set);

        System.out.println("Attribute table created: " + attr);

        Iterator iter = attr.toHashtable().values().iterator();

        pw.println("Listing authenticated attributes:");
        int count = 1;
        while (iter.hasNext()) {
            Attribute a = (Attribute) iter.next();

            pw.println("Attribute " + count + ":");
            if (a.getAttrType().getId().equals(CMSAttributes.signingTime.getId())) {
                Time time = Time.getInstance(a.getAttrValues().getObjectAt(0));
                pw.println("Authenticated time (SERVER local time): " + time.getDate());
            }
            if (a.getAttrType().getId().equals(CMSAttributes.contentType.getId())) {
                if (CMSObjectIdentifiers.data.getId()
                        .equals(DERObjectIdentifier.getInstance(a.getAttrValues().getObjectAt(0)).getId()))
                    pw.println("Content Type: PKCS7_DATA");
            }
            if (a.getAttrType().getId().equals(CMSAttributes.messageDigest.getId())) {
                byte[] md = DEROctetString.getInstance(a.getAttrValues().getObjectAt(0)).getOctets();
                pw.println("Message Digest (SHA-256 hash of data content): " + formatAsString(md, " "));
            }
            if (a.getAttrType().getId().equals(PKCSObjectIdentifiers.id_aa_signingCertificateV2.getId())) {
                pw.println("Signing Certificate V2");
            }

            pw.println("\nAttribute dump follows:");
            pw.println(ASN1Dump.dumpAsString(a) + "\n");

            count++;
        }
    } catch (Exception e) {
        System.out.println(e);
        pw.println(e);
        return null;
    }
    pw.flush();

    return printout.toString();

}

From source file:net.sf.keystore_explorer.crypto.x509.X509Ext.java

License:Open Source License

private String getVeriSignNonVerified(byte[] octets) throws IOException {

    /*/* www.jav  a 2  s . c  o m*/
        NonVerified ::= SET OF ATTRIBUTE
     */

    StringBuilder sb = new StringBuilder();

    ASN1Set asn1Set = ASN1Set.getInstance(octets);
    for (ASN1Encodable attribute : asn1Set.toArray()) {

        ASN1ObjectIdentifier attributeId = ((Attribute) attribute).getAttrType();
        ASN1Set attributeValues = ((Attribute) attribute).getAttrValues();

        for (ASN1Encodable attributeValue : attributeValues.toArray()) {

            String attributeValueStr = getAttributeValueString(attributeId, attributeValue);

            sb.append(MessageFormat.format("{0}={1}", attributeId.getId(), attributeValueStr));
            sb.append(NEWLINE);
        }
    }

    return sb.toString();
}

From source file:nl.uva.vlet.grid.voms.VOMSAttributeCertificate.java

License:Apache License

public void setVOMSFQANs(String[] fqans) throws Exception {
    try {//  www.j av a  2  s.  co m
        //--------------------------------------------------------------------------
        // put the FQANs into the SEQUENCE

        DEREncodableVector fqanVector = new ASN1EncodableVector();

        for (int f = 0; f < fqans.length; f++) {
            DERGeneralString fqan = new DERGeneralString(fqans[f]);
            ASN1OctetString fqanOctetString = ASN1OctetString.getInstance(new DEROctetString(fqan.getOctets()));
            fqanVector.add(fqanOctetString);
        }

        ASN1Sequence fqanSequence = ASN1Sequence.getInstance(new DERSequence(fqanVector));

        //--------------------------------------------------------------------------
        // put something into the undocumented TaggedObject

        DERGeneralString origin = new DERGeneralString("gridportal://newvoms:15000");

        ASN1OctetString originOctetString = ASN1OctetString.getInstance(new DEROctetString(origin.getOctets()));

        /*
         ASN1TaggedObject taggedObject2 = ASN1TaggedObject.getInstance( new DERTaggedObject( 6 , originOctetString ) , true ) ;
                
         ASN1TaggedObject taggedObject = ASN1TaggedObject.getInstance( new DERTaggedObject( 0 , taggedObject2 ) , true ) ;
                
         DEROctetString originOctetString = new DEROctetString( origin.getOctets() ) ;
         */

        DERTaggedObject taggedObject2 = new DERTaggedObject(6, originOctetString);

        DERTaggedObject taggedObject = new DERTaggedObject(0, taggedObject2);

        //--------------------------------------------------------------------------
        // put the taggedObject and then the fqanSequence into sequence2

        DEREncodableVector sequence2Vector = new ASN1EncodableVector();
        sequence2Vector.add(taggedObject);
        sequence2Vector.add(fqanSequence);
        ASN1Sequence sequence2 = ASN1Sequence.getInstance(new DERSequence(sequence2Vector));

        //--------------------------------------------------------------------------
        // the SET has one member - sequence2

        ASN1Set set = ASN1Set.getInstance(new DERSet(sequence2));

        //--------------------------------------------------------------------------
        // SEQUENCE sequence has an OID and the set

        DERObjectIdentifier voms4oid = new DERObjectIdentifier("1.3.6.1.4.1.8005.100.100.4");

        DEREncodableVector sequenceVector = new ASN1EncodableVector();
        sequenceVector.add(voms4oid);
        sequenceVector.add(set);
        ASN1Sequence sequence = ASN1Sequence.getInstance(new DERSequence(sequenceVector));

        //--------------------------------------------------------------------------

        this.attributes = ASN1Sequence.getInstance(new DERSequence(sequence));

    } catch (Exception e) {
        throw e;
    }

}