Examples with ASN1ObjectIdentifier com.github.zhenwei.core.asn1.ASN1ObjectIdentifier used on opensource projects

Example 46 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project bundletool by google.

the class CertificateFactory method buildSelfSignedCertificateDerEncoded.

/**
 * Builds a self-signed certificate.
 *
 * @return the DER-encoded certificate.
 */
private static byte[] buildSelfSignedCertificateDerEncoded(KeyPair keyPair, String distinguishedName, String signatureAlgorithm) {
    X500Principal principal = new X500Principal(distinguishedName);
    // Default is 30 years. Fields are ignored by Android framework anyway (as of Jan 2017).
    Instant notBefore = Instant.now();
    Instant notAfter = notBefore.atOffset(ZoneOffset.UTC).plusYears(30).toInstant();
    SecureRandom rng = new SecureRandom();
    try {
        return new JcaX509v3CertificateBuilder(principal, /* issuer */
        generateRandomSerialNumber(rng), new Date(notBefore.toEpochMilli()), new Date(notAfter.toEpochMilli()), principal, /* subject */
        keyPair.getPublic()).addExtension(new ASN1ObjectIdentifier(BASIC_CONSTRAINTS_EXTENSION), false, new DERSequence(ASN1Boolean.TRUE)).build(new JcaContentSignerBuilder(signatureAlgorithm).build(keyPair.getPrivate())).getEncoded();
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    } catch (OperatorCreationException e) {
        throw new RuntimeException(e);
    }
}

Example 47 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project mercury by yellow013.

the class Digester method sha256.

public static DigestCalculator sha256() {
    Digest digest = new SHA256Digest();
    // The OID for SHA-256: http://www.oid-info.com/get/2.16.840.1.101.3.4.2.1
    ASN1ObjectIdentifier oid = new ASN1ObjectIdentifier("2.16.840.1.101.3.4.2.1").intern();
    AlgorithmIdentifier algId = new AlgorithmIdentifier(oid);
    return new Digester(digest, algId);
}

Example 48 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project documentproduction by qld-gov-au.

the class TimeStampManager method signTimeStamp.

/**
 * Extend CMS Signer Information with the TimeStampToken into the unsigned Attributes.
 *
 * @param signer information about signer
 * @return information about SignerInformation
 * @throws IOException
 */
private SignerInformation signTimeStamp(SignerInformation signer) throws IOException, TSPException {
    AttributeTable unsignedAttributes = signer.getUnsignedAttributes();
    ASN1EncodableVector vector = new ASN1EncodableVector();
    if (unsignedAttributes != null) {
        vector = unsignedAttributes.toASN1EncodableVector();
    }
    byte[] token = this.tsaClient.getTimeStampToken(signer.getSignature());
    ASN1ObjectIdentifier oid = PKCSObjectIdentifiers.id_aa_signatureTimeStampToken;
    ASN1Encodable signatureTimeStamp = new Attribute(oid, new DERSet(ASN1Primitive.fromByteArray(token)));
    vector.add(signatureTimeStamp);
    Attributes signedAttributes = new Attributes(vector);
    // replace unsignedAttributes with the signed once
    return SignerInformation.replaceUnsignedAttributes(signer, new AttributeTable(signedAttributes));
}

Example 49 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project itext2 by albfernandez.

the class PdfPKCS7 method getEncodedPKCS7.

/**
 * Gets the bytes for the PKCS7SignedData object. Optionally the authenticatedAttributes
 * in the signerInfo can also be set, OR a time-stamp-authority client
 * may be provided.
 * @param secondDigest the digest in the authenticatedAttributes
 * @param signingTime the signing time in the authenticatedAttributes
 * @param tsaClient TSAClient - null or an optional time stamp authority client
 * @return byte[] the bytes for the PKCS7SignedData object
 * @since	2.1.6
 */
public byte[] getEncodedPKCS7(byte[] secondDigest, Calendar signingTime, TSAClient tsaClient, byte[] ocsp) {
    try {
        if (externalDigest != null) {
            digest = externalDigest;
            if (RSAdata != null)
                RSAdata = externalRSAdata;
        } else if (externalRSAdata != null && RSAdata != null) {
            RSAdata = externalRSAdata;
            sig.update(RSAdata);
            digest = sig.sign();
        } else {
            if (RSAdata != null) {
                RSAdata = messageDigest.digest();
                sig.update(RSAdata);
            }
            digest = sig.sign();
        }
        // Create the set of Hash algorithms
        ASN1EncodableVector digestAlgorithms = new ASN1EncodableVector();
        for (Iterator it = digestalgos.iterator(); it.hasNext(); ) {
            ASN1EncodableVector algos = new ASN1EncodableVector();
            algos.add(new ASN1ObjectIdentifier((String) it.next()));
            algos.add(DERNull.INSTANCE);
            digestAlgorithms.add(new DERSequence(algos));
        }
        // Create the contentInfo.
        ASN1EncodableVector v = new ASN1EncodableVector();
        v.add(new ASN1ObjectIdentifier(ID_PKCS7_DATA));
        if (RSAdata != null)
            v.add(new DERTaggedObject(0, new DEROctetString(RSAdata)));
        DERSequence contentinfo = new DERSequence(v);
        // Get all the certificates
        // 
        v = new ASN1EncodableVector();
        for (Iterator i = certs.iterator(); i.hasNext(); ) {
            ASN1InputStream tempstream = new ASN1InputStream(new ByteArrayInputStream(((X509Certificate) i.next()).getEncoded()));
            v.add(tempstream.readObject());
        }
        DERSet dercertificates = new DERSet(v);
        // Create signerinfo structure.
        // 
        ASN1EncodableVector signerinfo = new ASN1EncodableVector();
        // Add the signerInfo version
        // 
        signerinfo.add(new ASN1Integer(signerversion));
        v = new ASN1EncodableVector();
        v.add(getIssuer(signCert.getTBSCertificate()));
        v.add(new ASN1Integer(signCert.getSerialNumber()));
        signerinfo.add(new DERSequence(v));
        // Add the digestAlgorithm
        v = new ASN1EncodableVector();
        v.add(new ASN1ObjectIdentifier(digestAlgorithm));
        v.add(DERNull.INSTANCE);
        signerinfo.add(new DERSequence(v));
        // add the authenticated attribute if present
        if (secondDigest != null && signingTime != null) {
            signerinfo.add(new DERTaggedObject(false, 0, getAuthenticatedAttributeSet(secondDigest, signingTime, ocsp)));
        }
        // Add the digestEncryptionAlgorithm
        v = new ASN1EncodableVector();
        v.add(new ASN1ObjectIdentifier(digestEncryptionAlgorithm));
        v.add(DERNull.INSTANCE);
        signerinfo.add(new DERSequence(v));
        // Add the digest
        signerinfo.add(new DEROctetString(digest));
        // Sam found Adobe expects time-stamped SHA1-1 of the encrypted digest
        if (tsaClient != null) {
            byte[] tsImprint = MessageDigest.getInstance("SHA-1").digest(digest);
            byte[] tsToken = tsaClient.getTimeStampToken(this, tsImprint);
            if (tsToken != null) {
                ASN1EncodableVector unauthAttributes = buildUnauthenticatedAttributes(tsToken);
                if (unauthAttributes != null) {
                    signerinfo.add(new DERTaggedObject(false, 1, new DERSet(unauthAttributes)));
                }
            }
        }
        // Finally build the body out of all the components above
        ASN1EncodableVector body = new ASN1EncodableVector();
        body.add(new ASN1Integer(version));
        body.add(new DERSet(digestAlgorithms));
        body.add(contentinfo);
        body.add(new DERTaggedObject(false, 0, dercertificates));
        if (!crls.isEmpty()) {
            v = new ASN1EncodableVector();
            for (Iterator i = crls.iterator(); i.hasNext(); ) {
                ASN1InputStream t = new ASN1InputStream(new ByteArrayInputStream(((X509CRL) i.next()).getEncoded()));
                v.add(t.readObject());
            }
            DERSet dercrls = new DERSet(v);
            body.add(new DERTaggedObject(false, 1, dercrls));
        }
        // Only allow one signerInfo
        body.add(new DERSet(new DERSequence(signerinfo)));
        // Now we have the body, wrap it in it's PKCS7Signed shell
        // and return it
        // 
        ASN1EncodableVector whole = new ASN1EncodableVector();
        whole.add(new ASN1ObjectIdentifier(ID_PKCS7_SIGNED_DATA));
        whole.add(new DERTaggedObject(0, new DERSequence(body)));
        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
        ASN1OutputStream dout = ASN1OutputStream.create(bOut);
        dout.writeObject(new DERSequence(whole));
        dout.close();
        return bOut.toByteArray();
    } catch (Exception e) {
        throw new ExceptionConverter(e);
    }
}

Example 50 with ASN1ObjectIdentifier

use of com.github.zhenwei.core.asn1.ASN1ObjectIdentifier in project PdfBox-Android by TomRoush.

the class PublicKeySecurityHandler method createDERForRecipient.

private ASN1Primitive createDERForRecipient(byte[] in, X509Certificate cert) throws IOException, GeneralSecurityException {
    String algorithm = PKCSObjectIdentifiers.RC2_CBC.getId();
    AlgorithmParameterGenerator apg;
    KeyGenerator keygen;
    Cipher cipher;
    try {
        apg = AlgorithmParameterGenerator.getInstance(algorithm, SecurityProvider.getProvider());
        keygen = KeyGenerator.getInstance(algorithm, SecurityProvider.getProvider());
        cipher = Cipher.getInstance(algorithm, SecurityProvider.getProvider());
    } catch (NoSuchAlgorithmException e) {
        // happens when using the command line app .jar file
        throw new IOException("Could not find a suitable javax.crypto provider for algorithm " + algorithm + "; possible reason: using an unsigned .jar file", e);
    } catch (NoSuchPaddingException e) {
        // should never happen, if this happens throw IOException instead
        throw new RuntimeException("Could not find a suitable javax.crypto provider", e);
    }
    AlgorithmParameters parameters = apg.generateParameters();
    ASN1InputStream input = new ASN1InputStream(parameters.getEncoded("ASN.1"));
    ASN1Primitive object = input.readObject();
    input.close();
    keygen.init(128);
    SecretKey secretkey = keygen.generateKey();
    cipher.init(1, secretkey, parameters);
    byte[] bytes = cipher.doFinal(in);
    KeyTransRecipientInfo recipientInfo = computeRecipientInfo(cert, secretkey.getEncoded());
    DERSet set = new DERSet(new RecipientInfo(recipientInfo));
    AlgorithmIdentifier algorithmId = new AlgorithmIdentifier(new ASN1ObjectIdentifier(algorithm), object);
    EncryptedContentInfo encryptedInfo = new EncryptedContentInfo(PKCSObjectIdentifiers.data, algorithmId, new DEROctetString(bytes));
    EnvelopedData enveloped = new EnvelopedData(null, set, encryptedInfo, (ASN1Set) null);
    ContentInfo contentInfo = new ContentInfo(PKCSObjectIdentifiers.envelopedData, enveloped);
    return contentInfo.toASN1Primitive();
}