Esempio n. 1
0
        public void PerformTest()
        {
            PgpSecretKeyRing pgpSecRing  = new PgpSecretKeyRing(pgpPrivateFull);
            PgpSecretKey     pgpSecKey   = pgpSecRing.GetSecretKey();
            bool             isFullEmpty = pgpSecKey.IsPrivateKeyEmpty;

            pgpSecRing = new PgpSecretKeyRing(pgpPrivateEmpty);
            pgpSecKey  = pgpSecRing.GetSecretKey();
            bool isEmptyEmpty = pgpSecKey.IsPrivateKeyEmpty;

            //
            // Check isPrivateKeyEmpty() is public
            //

            Assert.IsFalse(isFullEmpty || !isEmptyEmpty, "Empty private keys not detected correctly.");

            //
            // Check copyWithNewPassword doesn't throw an exception for secret
            // keys without private keys (PGPException: unknown S2K type: 101).
            //

            try
            {
                PgpSecretKey pgpChangedKey = PgpSecretKey.CopyWithNewPassword(pgpSecKey, pgpOldPass, pgpNewPass);
            }
            catch (PgpException e)
            {
                if (!e.Message.Equals("no private key in this SecretKey - public key present only."))
                {
                    Assert.Fail("wrong exception.");
                }
            }
        }
 public static PgpSecretKey ChangePassprase(PgpSecretKey key, char[] originalPhrase, char[] newPhrase)
 {
     try {
         return(PgpSecretKey.CopyWithNewPassword(key, originalPhrase, newPhrase, key.KeyEncryptionAlgorithm, new SecureRandom()));
     }
     catch (PgpException ex) {
         throw new PgpException(ex.Message);
     }
 }
    public static PgpSecretKeyRing CopyWithNewPassword(PgpSecretKeyRing ring, char[] oldPassPhrase, char[] newPassPhrase, SymmetricKeyAlgorithmTag newEncAlgorithm, SecureRandom rand)
    {
        IList list = Platform.CreateArrayList(ring.keys.Count);

        foreach (PgpSecretKey secretKey in ring.GetSecretKeys())
        {
            if (secretKey.IsPrivateKeyEmpty)
            {
                list.Add(secretKey);
            }
            else
            {
                list.Add(PgpSecretKey.CopyWithNewPassword(secretKey, oldPassPhrase, newPassPhrase, newEncAlgorithm, rand));
            }
        }
        return(new PgpSecretKeyRing(list, ring.extraPubKeys));
    }
Esempio n. 4
0
        public override void PerformTest()
        {
            PgpSecretKeyRing pgpSecRing  = new PgpSecretKeyRing(pgpPrivateFull);
            PgpSecretKey     pgpSecKey   = pgpSecRing.GetSecretKey();
            bool             isFullEmpty = pgpSecKey.IsPrivateKeyEmpty;

            pgpSecRing = new PgpSecretKeyRing(pgpPrivateEmpty);
            pgpSecKey  = pgpSecRing.GetSecretKey();
            bool isEmptyEmpty = pgpSecKey.IsPrivateKeyEmpty;

            //
            // Check isPrivateKeyEmpty() is public
            //

            if (isFullEmpty || !isEmptyEmpty)
            {
                Fail("Empty private keys not detected correctly.");
            }

            //
            // Check copyWithNewPassword doesn't throw an exception for secret
            // keys without private keys (PGPException: unknown S2K type: 101).
            //

            SecureRandom rand = new SecureRandom();

            try
            {
                PgpSecretKey pgpChangedKey = PgpSecretKey.CopyWithNewPassword(pgpSecKey,
                                                                              pgpOldPass.ToCharArray(), pgpNewPass.ToCharArray(), pgpSecKey.KeyEncryptionAlgorithm, rand);
            }
            catch (PgpException e)
            {
                if (!e.Message.Equals("no private key in this SecretKey - public key present only."))
                {
                    Fail("wrong exception.");
                }
            }
        }
Esempio n. 5
0
        public void PerformTest()
        {
            //
            // Read the public key
            //
            PgpPublicKeyRing pgpPub = new PgpPublicKeyRing(testPubKey);

            var firstUserId = pgpPub.GetPublicKey().GetUserIds().FirstOrDefault();

            Assert.NotNull(firstUserId);
            Assert.AreEqual(1, firstUserId.SelfCertifications.Count);
            Assert.IsTrue(firstUserId.SelfCertifications[0].Verify());

            //
            // write a public key
            //
            MemoryStream bOut = new MemoryStream();

            pgpPub.Encode(bOut);
            Assert.AreEqual(testPubKey, bOut.ToArray());

            //
            // Read the public key
            //
            PgpPublicKeyRing pgpPubV3 = new PgpPublicKeyRing(testPubKeyV3);

            //
            // write a V3 public key
            //
            bOut = new MemoryStream();

            pgpPubV3.Encode(bOut);

            //
            // Read a v3 private key
            //
            var passP = "FIXCITY_QA";

            {
                PgpSecretKeyRing pgpPriv2         = new PgpSecretKeyRing(testPrivKeyV3);
                PgpSecretKey     pgpPrivSecretKey = pgpPriv2.GetSecretKey();
                PgpPrivateKey    pgpPrivKey2      = pgpPrivSecretKey.ExtractPrivateKey(passP);

                //
                // write a v3 private key
                //
                bOut = new MemoryStream();
                pgpPriv2.Encode(bOut);
                byte[] result = bOut.ToArray();
                Assert.AreEqual(testPrivKeyV3, result);
            }

            //
            // Read the private key
            //
            PgpSecretKeyRing pgpPriv    = new PgpSecretKeyRing(testPrivKey);
            PgpPrivateKey    pgpPrivKey = pgpPriv.GetSecretKey().ExtractPrivateKey(pass);

            //
            // write a private key
            //
            bOut = new MemoryStream();
            pgpPriv.Encode(bOut);
            Assert.AreEqual(testPrivKey, bOut.ToArray());

            //
            // test encryption
            //

            /*var c = pubKey;
             *
             * //                c.Init(Cipher.ENCRYPT_MODE, pubKey);
             *
             * byte[] inBytes = Encoding.ASCII.GetBytes("hello world");
             * byte[] outBytes = c.DoFinal(inBytes);
             *
             * //                c.Init(Cipher.DECRYPT_MODE, pgpPrivKey.GetKey());
             * c.Init(false, pgpPrivKey.Key);
             *
             * outBytes = c.DoFinal(outBytes);
             *
             * if (!Arrays.AreEqual(inBytes, outBytes))
             * {
             *  Fail("decryption failed.");
             * }*/

            //
            // test signature message
            //
            var compressedMessage = (PgpCompressedMessage)PgpMessage.ReadMessage(sig1);
            var signedMessage     = (PgpSignedMessage)compressedMessage.ReadMessage();
            var literalMessage    = (PgpLiteralMessage)signedMessage.ReadMessage();

            literalMessage.GetStream().CopyTo(Stream.Null);
            Assert.True(signedMessage.Verify(pgpPub.GetPublicKey(signedMessage.KeyId)));

            //
            // encrypted message - read subkey
            //
            pgpPriv = new PgpSecretKeyRing(subKey);

            //
            // encrypted message
            //
            byte[] text             = Encoding.ASCII.GetBytes("hello world!\n");
            var    encryptedMessage = (PgpEncryptedMessage)PgpMessage.ReadMessage(enc1);

            var encKeyId = encryptedMessage.KeyIds.First();

            pgpPrivKey        = pgpPriv.GetSecretKey(encKeyId).ExtractPrivateKey(pass);
            compressedMessage = (PgpCompressedMessage)encryptedMessage.DecryptMessage(pgpPrivKey);
            literalMessage    = (PgpLiteralMessage)compressedMessage.ReadMessage();
            Assert.AreEqual("test.txt", literalMessage.FileName);
            byte[] bytes = Streams.ReadAll(literalMessage.GetStream());
            Assert.AreEqual(text, bytes);

            //
            // encrypt - short message
            //
            byte[] shortText = { (byte)'h', (byte)'e', (byte)'l', (byte)'l', (byte)'o' };

            MemoryStream cbOut = new MemoryStream();

            var messageGenerator = new PgpMessageGenerator(cbOut);

            using (var encryptedGenerator = messageGenerator.CreateEncrypted(PgpSymmetricKeyAlgorithm.Cast5))
            {
                encryptedGenerator.AddMethod(pgpPriv.GetSecretKey(encKeyId));
                using (var literalStream = encryptedGenerator.CreateLiteral(PgpDataFormat.Binary, "", DateTime.UtcNow))
                {
                    literalStream.Write(shortText);
                }
            }

            cbOut.Position   = 0;
            encryptedMessage = (PgpEncryptedMessage)PgpMessage.ReadMessage(cbOut);
            pgpPrivKey       = pgpPriv.GetSecretKey(encryptedMessage.KeyIds.First()).ExtractPrivateKey(pass);
            //Assert.AreEqual(SymmetricKeyAlgorithmTag.Cast5, ((PgpPublicKeyEncryptedData)encryptedMessage.Methods[0]).GetSymmetricAlgorithm(pgpPrivKey));
            literalMessage = (PgpLiteralMessage)encryptedMessage.DecryptMessage(pgpPrivKey);
            Assert.AreEqual("", literalMessage.FileName);
            bytes = Streams.ReadAll(literalMessage.GetStream());
            Assert.AreEqual(shortText, bytes);

            //
            // encrypt
            //
            cbOut = new MemoryStream();

            messageGenerator = new PgpMessageGenerator(cbOut);
            using (var encryptedGenerator = messageGenerator.CreateEncrypted(PgpSymmetricKeyAlgorithm.Cast5))
            {
                encryptedGenerator.AddMethod(pgpPriv.GetSecretKey(encKeyId));
                using (var literalStream = encryptedGenerator.CreateLiteral(PgpDataFormat.Binary, "", DateTime.UtcNow))
                {
                    literalStream.Write(text);
                }
            }

            cbOut.Position   = 0;
            encryptedMessage = (PgpEncryptedMessage)PgpMessage.ReadMessage(cbOut);
            pgpPrivKey       = pgpPriv.GetSecretKey(encryptedMessage.KeyIds.First()).ExtractPrivateKey(pass);
            literalMessage   = (PgpLiteralMessage)encryptedMessage.DecryptMessage(pgpPrivKey);
            bytes            = Streams.ReadAll(literalMessage.GetStream());
            Assert.AreEqual(text, bytes);

            //
            // read public key with sub key.
            //

            /*pgpF = new PgpObjectFactory(subPubKey);
             * object o;
             * while ((o = pgpFact.NextPgpObject()) != null)
             * {
             *  // TODO Should something be tested here?
             *  // Console.WriteLine(o);
             * }*/

            //
            // key pair generation - CAST5 encryption
            //
            var passPhrase = "hello";
            var rsa        = RSA.Create(1024);

            var keyRingGenerator = new PgpKeyRingGenerator(rsa, "fred", passPhrase);

            var secretKey = keyRingGenerator.GenerateSecretKeyRing().GetSecretKey();

            PgpPublicKey key = new PgpPublicKey(secretKey);

            firstUserId = key.GetUserIds().FirstOrDefault();
            Assert.NotNull(firstUserId);
            Assert.AreEqual(1, firstUserId.SelfCertifications.Count);
            Assert.IsTrue(firstUserId.SelfCertifications[0].Verify());

            pgpPrivKey = secretKey.ExtractPrivateKey(passPhrase);

            key = PgpPublicKey.RemoveCertification(key, firstUserId, firstUserId.SelfCertifications[0]);
            Assert.NotNull(key);

            byte[] keyEnc = key.GetEncoded();

            key = PgpPublicKey.AddCertification(key, firstUserId.UserId, firstUserId.SelfCertifications[0]);

            keyEnc = key.GetEncoded();

            var revocation = PgpCertification.GenerateKeyRevocation(
                secretKey,
                secretKey.ExtractPrivateKey(passPhrase),
                key);

            key = PgpPublicKey.AddCertification(key, revocation);

            keyEnc = key.GetEncoded();

            PgpPublicKeyRing tmpRing = new PgpPublicKeyRing(keyEnc);

            key = tmpRing.GetPublicKey();

            revocation = key.KeyCertifications.Where(c => c.SignatureType == PgpSignatureType.KeyRevocation).FirstOrDefault();
            Assert.NotNull(revocation);
            Assert.IsTrue(revocation.Verify(key));

            //
            // use of PgpKeyPair
            //
            PgpKeyPair pgpKp = new PgpKeyPair(rsa, DateTime.UtcNow);

            PgpPublicKey  k1 = pgpKp.PublicKey;
            PgpPrivateKey k2 = pgpKp.PrivateKey;

            k1.GetEncoded();

            MixedTest(k2, k1);

            //
            // key pair generation - AES_256 encryption. -- XXX
            //
            //kp = kpg.GenerateKeyPair();
            rsa = RSA.Create(1024);

            keyRingGenerator = new PgpKeyRingGenerator(rsa, "fred", passPhrase /*, encAlgorithm: PgpSymmetricKeyAlgorithm.Aes256*/);

            secretKey = keyRingGenerator.GenerateSecretKeyRing().GetSecretKey();

            secretKey.ExtractPrivateKey(passPhrase);

            secretKey.Encode(new MemoryStream());

            //
            // secret key password changing.
            //
            const string newPass = "******";

            secretKey = PgpSecretKey.CopyWithNewPassword(secretKey, passPhrase, newPass);

            secretKey.ExtractPrivateKey(newPass);

            secretKey.Encode(new MemoryStream());

            key = new PgpPublicKey(secretKey);

            key.Encode(new MemoryStream());

            firstUserId = key.GetUserIds().FirstOrDefault();
            Assert.NotNull(firstUserId);
            Assert.AreEqual(1, firstUserId.SelfCertifications.Count);
            Assert.IsTrue(firstUserId.SelfCertifications[0].Verify());

            pgpPrivKey = secretKey.ExtractPrivateKey(newPass);

            //
            // signature generation
            //
            const string data = "hello world!";

            byte[]   dataBytes    = Encoding.ASCII.GetBytes(data);
            DateTime testDateTime = new DateTime(1973, 7, 27);

            bOut             = new MemoryStream();
            messageGenerator = new PgpMessageGenerator(bOut);
            using (var compressedGenerator = messageGenerator.CreateCompressed(PgpCompressionAlgorithm.Zip))
                using (var signingGenerator = compressedGenerator.CreateSigned(PgpSignatureType.BinaryDocument, pgpPrivKey, PgpHashAlgorithm.Sha1))
                    using (var literalStream = signingGenerator.CreateLiteral(PgpDataFormat.Binary, "_CONSOLE", testDateTime))
                    {
                        literalStream.Write(dataBytes);
                    }

            //
            // verify generated signature
            //
            bOut.Position     = 0;
            compressedMessage = (PgpCompressedMessage)PgpMessage.ReadMessage(bOut);
            signedMessage     = (PgpSignedMessage)compressedMessage.ReadMessage();
            literalMessage    = (PgpLiteralMessage)signedMessage.ReadMessage();
            Assert.AreEqual(testDateTime, literalMessage.ModificationTime);
            literalMessage.GetStream().CopyTo(Stream.Null);
            Assert.IsTrue(signedMessage.Verify(secretKey));

            //
            // signature generation - version 3
            //
            bOut             = new MemoryStream();
            messageGenerator = new PgpMessageGenerator(bOut);
            using (var compressedGenerator = messageGenerator.CreateCompressed(PgpCompressionAlgorithm.Zip))
                using (var signingGenerator = compressedGenerator.CreateSigned(PgpSignatureType.BinaryDocument, pgpPrivKey, PgpHashAlgorithm.Sha1, version: 3))
                    using (var literalStream = signingGenerator.CreateLiteral(PgpDataFormat.Binary, "_CONSOLE", testDateTime))
                    {
                        literalStream.Write(dataBytes);
                    }

            //
            // verify generated signature
            //
            bOut.Position     = 0;
            compressedMessage = (PgpCompressedMessage)PgpMessage.ReadMessage(bOut);
            signedMessage     = (PgpSignedMessage)compressedMessage.ReadMessage();
            literalMessage    = (PgpLiteralMessage)signedMessage.ReadMessage();
            Assert.AreEqual(testDateTime, literalMessage.ModificationTime);
            literalMessage.GetStream().CopyTo(Stream.Null);
            Assert.IsTrue(signedMessage.Verify(secretKey));

            //
            // extract PGP 8 private key
            //
            pgpPriv = new PgpSecretKeyRing(pgp8Key);

            secretKey = pgpPriv.GetSecretKey();

            pgpPrivKey = secretKey.ExtractPrivateKey(pgp8Pass);

            //
            // other sig tests
            //
            PerformTestSig(PgpHashAlgorithm.Sha256, secretKey, pgpPrivKey);
            PerformTestSig(PgpHashAlgorithm.Sha384, secretKey, pgpPrivKey);
            PerformTestSig(PgpHashAlgorithm.Sha512, secretKey, pgpPrivKey);
        }