List of usage examples for org.bouncycastle.asn1.cms SignerInfo getAuthenticatedAttributes
public ASN1Set getAuthenticatedAttributes()
From source file:eu.europa.ec.markt.dss.validation102853.cades.CAdESSignature.java
License:Open Source License
/** * Copied from org.bouncycastle.asn1.cms.SignerInfo#toASN1Object() and adapted to be able to use the custom unauthenticatedAttributes * * @param signerInfo/*from w w w . ja v a 2 s. c om*/ * @param unauthenticatedAttributes * @return */ private ASN1Sequence getSignerInfoEncoded(SignerInfo signerInfo, ASN1Encodable unauthenticatedAttributes) { ASN1EncodableVector v = new ASN1EncodableVector(); v.add(signerInfo.getVersion()); v.add(signerInfo.getSID()); v.add(signerInfo.getDigestAlgorithm()); if (signerInfo.getAuthenticatedAttributes() != null) { v.add(new DERTaggedObject(false, 0, signerInfo.getAuthenticatedAttributes())); } v.add(signerInfo.getDigestEncryptionAlgorithm()); v.add(signerInfo.getEncryptedDigest()); if (unauthenticatedAttributes != null) { v.add(new DERTaggedObject(false, 1, unauthenticatedAttributes)); } return new DERSequence(v); }
From source file:eu.europa.esig.dss.cades.signature.CAdESLevelBETSITS101733Test.java
License:Open Source License
@Override protected void onDocumentSigned(byte[] byteArray) { try {//from w w w.j a v a 2s . c o 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()); 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 www . j a v a 2 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:eu.europa.esig.dss.pades.InfiniteLoopDSS621Test.java
License:Open Source License
/** * These signatures are invalid because of non ordered signed attributes *///from w w w .j a v a2 s . c o m @Test public void manualTest() throws Exception { File pdfFile = new File(FILE_PATH); FileInputStream fis = new FileInputStream(pdfFile); byte[] pdfBytes = IOUtils.toByteArray(fis); PDDocument document = PDDocument.load(pdfFile); List<PDSignature> signatures = document.getSignatureDictionaries(); assertEquals(6, signatures.size()); int idx = 0; for (PDSignature pdSignature : signatures) { byte[] contents = pdSignature.getContents(pdfBytes); byte[] signedContent = pdSignature.getSignedContent(pdfBytes); logger.info("Byte range : " + Arrays.toString(pdSignature.getByteRange())); IOUtils.write(contents, new FileOutputStream("target/sig" + (idx++) + ".p7s")); ASN1InputStream asn1sInput = new ASN1InputStream(contents); ASN1Sequence asn1Seq = (ASN1Sequence) asn1sInput.readObject(); logger.info("SEQ : " + asn1Seq.toString()); ASN1ObjectIdentifier oid = ASN1ObjectIdentifier.getInstance(asn1Seq.getObjectAt(0)); assertEquals(PKCSObjectIdentifiers.signedData, oid); SignedData signedData = SignedData .getInstance(DERTaggedObject.getInstance(asn1Seq.getObjectAt(1)).getObject()); ASN1Set digestAlgorithmSet = signedData.getDigestAlgorithms(); ASN1ObjectIdentifier oidDigestAlgo = ASN1ObjectIdentifier .getInstance(ASN1Sequence.getInstance(digestAlgorithmSet.getObjectAt(0)).getObjectAt(0)); DigestAlgorithm digestAlgorithm = DigestAlgorithm.forOID(oidDigestAlgo.getId()); logger.info("DIGEST ALGO : " + digestAlgorithm); ContentInfo encapContentInfo = signedData.getEncapContentInfo(); ASN1ObjectIdentifier contentTypeOID = encapContentInfo.getContentType(); logger.info("ENCAPSULATED CONTENT INFO TYPE : " + contentTypeOID); if (!PKCSObjectIdentifiers.id_ct_TSTInfo.equals(contentTypeOID)) { // If not timestamp assertEquals(PKCSObjectIdentifiers.data, contentTypeOID); ASN1Encodable content = encapContentInfo.getContent(); logger.info("ENCAPSULATED CONTENT INFO CONTENT : " + content); assertNull(content); List<X509Certificate> certificates = extractCertificates(signedData); ASN1Set signerInfosAsn1 = signedData.getSignerInfos(); logger.info("SIGNER INFO ASN1 : " + signerInfosAsn1.toString()); SignerInfo signedInfo = SignerInfo .getInstance(ASN1Sequence.getInstance(signerInfosAsn1.getObjectAt(0))); ASN1Set authenticatedAttributeSet = signedInfo.getAuthenticatedAttributes(); logger.info("AUTHENTICATED ATTR : " + authenticatedAttributeSet); Attribute attributeDigest = null; for (int i = 0; i < authenticatedAttributeSet.size(); i++) { Attribute attribute = Attribute.getInstance(authenticatedAttributeSet.getObjectAt(i)); if (PKCSObjectIdentifiers.pkcs_9_at_messageDigest.equals(attribute.getAttrType())) { attributeDigest = attribute; break; } } assertNotNull(attributeDigest); ASN1OctetString asn1ObjString = ASN1OctetString .getInstance(attributeDigest.getAttrValues().getObjectAt(0)); String embeddedDigest = Base64.encodeBase64String(asn1ObjString.getOctets()); logger.info("MESSAGE DIGEST : " + embeddedDigest); byte[] digestSignedContent = DSSUtils.digest(digestAlgorithm, signedContent); String computedDigestSignedContentEncodeBase64 = Base64.encodeBase64String(digestSignedContent); logger.info("COMPUTED DIGEST SIGNED CONTENT BASE64 : " + computedDigestSignedContentEncodeBase64); assertEquals(embeddedDigest, computedDigestSignedContentEncodeBase64); SignerIdentifier sid = signedInfo.getSID(); logger.info("SIGNER IDENTIFIER : " + sid.getId()); IssuerAndSerialNumber issuerAndSerialNumber = IssuerAndSerialNumber .getInstance(signedInfo.getSID()); ASN1Integer signerSerialNumber = issuerAndSerialNumber.getSerialNumber(); logger.info("ISSUER AND SN : " + issuerAndSerialNumber.getName() + " " + signerSerialNumber); BigInteger serial = issuerAndSerialNumber.getSerialNumber().getValue(); X509Certificate signerCertificate = null; for (X509Certificate x509Certificate : certificates) { if (serial.equals(x509Certificate.getSerialNumber())) { signerCertificate = x509Certificate; } } assertNotNull(signerCertificate); String algorithm = signerCertificate.getPublicKey().getAlgorithm(); EncryptionAlgorithm encryptionAlgorithm = EncryptionAlgorithm.forName(algorithm); ASN1OctetString encryptedInfoOctedString = signedInfo.getEncryptedDigest(); String signatureValue = Hex.toHexString(encryptedInfoOctedString.getOctets()); logger.info("SIGNATURE VALUE : " + signatureValue); Cipher cipher = Cipher.getInstance(encryptionAlgorithm.getName()); 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 = authenticatedAttributeSet.getEncoded(); byte[] digest = DSSUtils.digest(digestAlgorithm, encoded); String computedDigestFromSignatureEncodeBase64 = Base64.encodeBase64String(digest); logger.info("COMPUTED DIGEST FROM SIGNATURE BASE64 : " + computedDigestFromSignatureEncodeBase64); assertEquals(decryptedDigestEncodeBase64, computedDigestFromSignatureEncodeBase64); IOUtils.closeQuietly(inputDecrypted); } IOUtils.closeQuietly(asn1sInput); } IOUtils.closeQuietly(fis); document.close(); }
From source file:eu.europa.esig.dss.pades.signature.PAdESLevelBTest.java
License:Open Source License
@Override protected void onDocumentSigned(byte[] byteArray) { try {/*from ww w . j a v a 2 s. c o m*/ InputStream inputStream = new ByteArrayInputStream(byteArray); PDDocument document = PDDocument.load(inputStream); List<PDSignature> signatures = document.getSignatureDictionaries(); assertEquals(1, signatures.size()); for (PDSignature pdSignature : signatures) { byte[] contents = pdSignature.getContents(byteArray); byte[] signedContent = pdSignature.getSignedContent(byteArray); logger.info("Byte range : " + Arrays.toString(pdSignature.getByteRange())); // IOUtils.write(contents, new FileOutputStream("sig.p7s")); ASN1InputStream asn1sInput = new ASN1InputStream(contents); ASN1Sequence asn1Seq = (ASN1Sequence) asn1sInput.readObject(); logger.info("SEQ : " + asn1Seq.toString()); ASN1ObjectIdentifier oid = ASN1ObjectIdentifier.getInstance(asn1Seq.getObjectAt(0)); assertEquals(PKCSObjectIdentifiers.signedData, oid); SignedData signedData = SignedData .getInstance(DERTaggedObject.getInstance(asn1Seq.getObjectAt(1)).getObject()); ASN1Set digestAlgorithmSet = signedData.getDigestAlgorithms(); ASN1ObjectIdentifier oidDigestAlgo = ASN1ObjectIdentifier .getInstance(ASN1Sequence.getInstance(digestAlgorithmSet.getObjectAt(0)).getObjectAt(0)); DigestAlgorithm digestAlgorithm = DigestAlgorithm.forOID(oidDigestAlgo.getId()); logger.info("DIGEST ALGO : " + digestAlgorithm); ContentInfo encapContentInfo = signedData.getEncapContentInfo(); ASN1ObjectIdentifier contentTypeOID = encapContentInfo.getContentType(); logger.info("ENCAPSULATED CONTENT INFO TYPE : " + contentTypeOID); assertEquals(PKCSObjectIdentifiers.data, contentTypeOID); ASN1Encodable content = encapContentInfo.getContent(); logger.info("ENCAPSULATED CONTENT INFO CONTENT : " + content); assertNull(content); List<X509Certificate> certificates = extractCertificates(signedData); ASN1Set signerInfosAsn1 = signedData.getSignerInfos(); logger.info("SIGNER INFO ASN1 : " + signerInfosAsn1.toString()); SignerInfo signedInfo = SignerInfo .getInstance(ASN1Sequence.getInstance(signerInfosAsn1.getObjectAt(0))); ASN1Set authenticatedAttributeSet = signedInfo.getAuthenticatedAttributes(); logger.info("AUTHENTICATED ATTR : " + authenticatedAttributeSet); List<ASN1ObjectIdentifier> attributeOids = new ArrayList<ASN1ObjectIdentifier>(); int previousSize = 0; for (int i = 0; i < authenticatedAttributeSet.size(); i++) { Attribute attribute = Attribute.getInstance(authenticatedAttributeSet.getObjectAt(i)); ASN1ObjectIdentifier attrTypeOid = attribute.getAttrType(); attributeOids.add(attrTypeOid); int size = attrTypeOid.getEncoded().length + attribute.getEncoded().length; assertTrue(size >= previousSize); previousSize = size; } logger.info("List of OID for Auth Attrb : " + attributeOids); Attribute attributeDigest = Attribute.getInstance(authenticatedAttributeSet.getObjectAt(1)); assertEquals(PKCSObjectIdentifiers.pkcs_9_at_messageDigest, attributeDigest.getAttrType()); ASN1OctetString asn1ObjString = ASN1OctetString .getInstance(attributeDigest.getAttrValues().getObjectAt(0)); String embeddedDigest = Base64.encodeBase64String(asn1ObjString.getOctets()); logger.info("MESSAGE DIGEST : " + embeddedDigest); byte[] digestSignedContent = DSSUtils.digest(digestAlgorithm, signedContent); String computedDigestSignedContentEncodeBase64 = Base64.encodeBase64String(digestSignedContent); logger.info("COMPUTED DIGEST SIGNED CONTENT BASE64 : " + computedDigestSignedContentEncodeBase64); assertEquals(embeddedDigest, computedDigestSignedContentEncodeBase64); SignerIdentifier sid = signedInfo.getSID(); logger.info("SIGNER IDENTIFIER : " + sid.getId()); IssuerAndSerialNumber issuerAndSerialNumber = IssuerAndSerialNumber .getInstance(signedInfo.getSID()); ASN1Integer signerSerialNumber = issuerAndSerialNumber.getSerialNumber(); logger.info("ISSUER AND SN : " + issuerAndSerialNumber.getName() + " " + signerSerialNumber); BigInteger serial = issuerAndSerialNumber.getSerialNumber().getValue(); X509Certificate signerCertificate = null; for (X509Certificate x509Certificate : certificates) { if (serial.equals(x509Certificate.getSerialNumber())) { signerCertificate = x509Certificate; } } assertNotNull(signerCertificate); String algorithm = signerCertificate.getPublicKey().getAlgorithm(); EncryptionAlgorithm encryptionAlgorithm = EncryptionAlgorithm.forName(algorithm); ASN1OctetString encryptedInfoOctedString = signedInfo.getEncryptedDigest(); String signatureValue = Hex.toHexString(encryptedInfoOctedString.getOctets()); logger.info("SIGNATURE VALUE : " + signatureValue); Cipher cipher = Cipher.getInstance(encryptionAlgorithm.getName()); 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 = authenticatedAttributeSet.getEncoded(); byte[] digest = DSSUtils.digest(digestAlgorithm, encoded); String computedDigestFromSignatureEncodeBase64 = Base64.encodeBase64String(digest); logger.info("COMPUTED DIGEST FROM SIGNATURE BASE64 : " + computedDigestFromSignatureEncodeBase64); assertEquals(decryptedDigestEncodeBase64, computedDigestFromSignatureEncodeBase64); IOUtils.closeQuietly(inputDecrypted); IOUtils.closeQuietly(asn1sInput); } IOUtils.closeQuietly(inputStream); document.close(); } catch (Exception e) { logger.error(e.getMessage(), e); fail(e.getMessage()); } }
From source file:org.jmrtd.lds.SignedDataUtil.java
License:Open Source License
/** * Gets the contents of the signed data over which the * signature is to be computed.//w w w.j a v a 2 s .co m * * See RFC 3369, Cryptographic Message Syntax, August 2002, * Section 5.4 for details. * * FIXME: Maybe throw an exception instead of issuing warnings * on logger if signed attributes do not check out. * * @see #getDocSigningCertificate() * @see #getSignature() * * @return the contents of the security object over which the * signature is to be computed */ public static byte[] getEContent(SignedData signedData) { SignerInfo signerInfo = getSignerInfo(signedData); ASN1Set signedAttributesSet = signerInfo.getAuthenticatedAttributes(); ContentInfo contentInfo = signedData.getEncapContentInfo(); byte[] contentBytes = ((DEROctetString) contentInfo.getContent()).getOctets(); if (signedAttributesSet.size() == 0) { /* Signed attributes absent, return content to be signed... */ return contentBytes; } /* Signed attributes present (i.e. a structure containing a hash of the content), return that structure to be signed... */ /* This option is taken by ICAO passports. */ byte[] attributesBytes = null; String digAlg = signerInfo.getDigestAlgorithm().getAlgorithm().getId(); try { attributesBytes = signedAttributesSet.getEncoded(ASN1Encoding.DER); checkEContent(getAttributes(signedAttributesSet), digAlg, contentBytes); } catch (NoSuchAlgorithmException nsae) { LOGGER.warning("Error checking signedAttributes in eContent! No such algorithm: \"" + digAlg + "\": " + nsae.getMessage()); } catch (IOException ioe) { LOGGER.severe("Error getting signedAttributes: " + ioe.getMessage()); } return attributesBytes; }
From source file:org.jscep.pkcs7.SignedDataUtil.java
License:Open Source License
/** * Checks if the provided signedData was signed by the entity represented * by the provided certificate.//from w w w. ja va2 s . com * * @param signedData the signedData to verify. * @param signer the signing entity. * @return <code>true</code> if the signedData was signed by the entity, <code>false</code> otherwise. */ public static boolean isSignedBy(SignedData signedData, X509Certificate signer) { X509Name signerName = X509Util.toX509Name(signer.getIssuerX500Principal()); BigInteger signerSerialNo = signer.getSerialNumber(); IssuerAndSerialNumber issuerIasn = new IssuerAndSerialNumber(signerName, signerSerialNo); final ASN1Set signerInfos = signedData.getSignerInfos(); @SuppressWarnings("unchecked") Enumeration<ASN1Sequence> seqs = signerInfos.getObjects(); while (seqs.hasMoreElements()) { final ASN1Sequence seq = seqs.nextElement(); SignerInfo signerInfo = new SignerInfo(seq); signerInfo.getAuthenticatedAttributes(); SignerIdentifier signerId = signerInfo.getSID(); IssuerAndSerialNumber iasn = IssuerAndSerialNumber.getInstance(signerId.getId()); if (areEqual(issuerIasn, iasn) == false) { continue; } // We've found the right issuer. ASN1OctetString signedDigest = signerInfo.getEncryptedDigest(); String sigAlg = AlgorithmDictionary.lookup(signerInfo.getDigestAlgorithm()); Signature sig; try { sig = Signature.getInstance(sigAlg); } catch (NoSuchAlgorithmException e) { return false; } try { sig.initVerify(signer); } catch (InvalidKeyException e) { return false; } try { sig.update(getHash(signerInfo)); return sig.verify(signedDigest.getOctets()); } catch (SignatureException e) { return false; } catch (IOException e) { return false; } } return false; }
From source file:org.jscep.pkcs7.SignedDataUtil.java
License:Open Source License
private static byte[] getHash(SignerInfo signerInfo) throws IOException { final ByteArrayOutputStream baos = new ByteArrayOutputStream(); final DEROutputStream dos = new DEROutputStream(baos); dos.writeObject(signerInfo.getAuthenticatedAttributes()); dos.close();/*from w w w . jav a 2 s .com*/ return baos.toByteArray(); }
From source file:org.signserver.module.mrtdsodsigner.jmrtd.SODFile.java
License:Open Source License
/** * Gets the contents of the security object over which the * signature is to be computed. /* w ww. j av a2 s .co m*/ * * See RFC 3369, Cryptographic Message Syntax, August 2002, * Section 5.4 for details. * * FIXME: Maybe throw an exception instead of issuing warnings * on stderr if signed attributes don't check out. * * @see #getDocSigningCertificate() * @see #getSignature() * * @return the contents of the security object over which the * signature is to be computed */ private static byte[] getEContent(SignedData signedData) throws IOException { SignerInfo signerInfo = getSignerInfo(signedData); ASN1Set signedAttributesSet = signerInfo.getAuthenticatedAttributes(); ContentInfo contentInfo = signedData.getEncapContentInfo(); byte[] contentBytes = ((DEROctetString) contentInfo.getContent()).getOctets(); if (signedAttributesSet.size() == 0) { /* Signed attributes absent, return content to be signed... */ return contentBytes; } else { /* Signed attributes present (i.e. a structure containing a hash of the content), return that structure to be signed... */ /* This option is taken by ICAO passports. */ byte[] attributesBytes = signedAttributesSet.getEncoded(); String digAlg = signerInfo.getDigestAlgorithm().getAlgorithm().getId(); try { /* We'd better check that the content actually digests to the hash value contained! ;) */ Enumeration<?> attributes = signedAttributesSet.getObjects(); byte[] storedDigestedContent = null; while (attributes.hasMoreElements()) { Attribute attribute = Attribute.getInstance(attributes.nextElement()); DERObjectIdentifier attrType = attribute.getAttrType(); if (attrType.equals(RFC_3369_MESSAGE_DIGEST_OID)) { ASN1Set attrValuesSet = attribute.getAttrValues(); if (attrValuesSet.size() != 1) { LOGGER.warning( "Expected only one attribute value in signedAttribute message digest in eContent!"); } storedDigestedContent = ((DEROctetString) attrValuesSet.getObjectAt(0)).getOctets(); } } if (storedDigestedContent == null) { LOGGER.warning("Error extracting signedAttribute message digest in eContent!"); } MessageDigest dig = MessageDigest.getInstance(digAlg); byte[] computedDigestedContent = dig.digest(contentBytes); if (!Arrays.equals(storedDigestedContent, computedDigestedContent)) { LOGGER.warning("Error checking signedAttribute message digest in eContent!"); } } catch (NoSuchAlgorithmException nsae) { LOGGER.warning("Error checking signedAttribute in eContent! No such algorithm " + digAlg); } return attributesBytes; } }
From source file:passwdmanager.hig.no.lds.DG_SOD.java
/** * Gets the contents of the security object over which the signature is to * be computed./*w ww . j a va2 s .c om*/ * * See RFC 3369, Cryptographic Message Syntax, August 2002, Section 5.4 for * details. * * FIXME: Maybe throw an exception instead of issuing warnings on stderr if * signed attributes don't check out. * * @see #getDocSigningCertificate() * @see #getSignature() * * @return the contents of the security object over which the signature is * to be computed */ public byte[] getEContent() { SignerInfo signerInfo = getSignerInfo(signedData); ASN1Set signedAttributesSet = signerInfo.getAuthenticatedAttributes(); ContentInfo contentInfo = signedData.getEncapContentInfo(); byte[] contentBytes = ((DEROctetString) contentInfo.getContent()).getOctets(); if (signedAttributesSet.size() == 0) { /* Signed attributes absent, return content to be signed... */ return contentBytes; } else { /* * Signed attributes present (i.e. a structure containing a hash of * the content), return that structure to be signed... */ /* * This option is taken by ICAO passports and assumingly by ISO18013 * license? TODO: ? */ byte[] attributesBytes = signedAttributesSet.getDEREncoded(); String digAlg = signerInfo.getDigestAlgorithm().getObjectId().getId(); try { /* * We'd better check that the content actually digests to the * hash value contained! ;) */ Enumeration<?> attributes = signedAttributesSet.getObjects(); byte[] storedDigestedContent = null; while (attributes.hasMoreElements()) { Attribute attribute = new Attribute((DERSequence) attributes.nextElement()); DERObjectIdentifier attrType = attribute.getAttrType(); if (attrType.equals(RFC_3369_MESSAGE_DIGEST_OID)) { ASN1Set attrValuesSet = attribute.getAttrValues(); if (attrValuesSet.size() != 1) { System.err.println( "WARNING: expected only one attribute value in signedAttribute message digest in eContent!"); } storedDigestedContent = ((DEROctetString) attrValuesSet.getObjectAt(0)).getOctets(); } } if (storedDigestedContent == null) { System.err.println("WARNING: error extracting signedAttribute message digest in eContent!"); } MessageDigest dig = MessageDigest.getInstance(digAlg); byte[] computedDigestedContent = dig.digest(contentBytes); if (!Arrays.equals(storedDigestedContent, computedDigestedContent)) { System.err.println("WARNING: error checking signedAttribute message digest in eContent!"); } } catch (NoSuchAlgorithmException nsae) { System.err.println( "WARNING: error checking signedAttribute in eContent! No such algorithm " + digAlg); } return attributesBytes; } }