Beispiel #1
0
        public void ItWorks()
        {
            var network_key = new byte[] {
                0xd4, 0xa1, 0xcb, 0x88, 0xa6, 0x6f, 0x02, 0xf8, 0xdb, 0x63, 0x5c,
                0xe2, 0x64, 0x41, 0xcc, 0x5d, 0xac, 0x1b, 0x08, 0x42, 0x0c, 0xea,
                0xac, 0x23, 0x08, 0x39, 0xb7, 0x55, 0x84, 0x5a, 0x9f, 0xfb
            };

            var client_keypair = PublicKeyAuth.GenerateKeyPair();
            var server_keypair = PublicKeyAuth.GenerateKeyPair();

            var client = new Client(network_key, server_keypair.PublicKey, client_keypair);
            var server = new Server(network_key, server_keypair);

            // Client -> Server [1]
            var client_hello = client.Hello();

            server.AcceptHello(client_hello);

            // Client <- Server [2]
            var server_hello = server.Hello();

            client.AcceptHello(server_hello);

            Assert.True(
                Enumerable.SequenceEqual(client.EphemeralDerivedSecret, server.EphemeralDerivedSecret),
                "The ephemeral derived secrets are not the same" +
                "client: " +
                $"{string.Join(" ", client.EphemeralDerivedSecret.Select(x => x.ToString()).ToArray())}\n" +
                "server: " +
                $"{string.Join(" ", server.EphemeralDerivedSecret.Select(x => x.ToString()).ToArray())}"
                );
            Assert.True(
                Enumerable.SequenceEqual(client.ServerDerivedSecret, server.ServerDerivedSecret),
                "The Server derived secrets are not the same\n" +
                "client: " +
                $"{string.Join(" ", client.ServerDerivedSecret.Select(x => x.ToString()).ToArray())}\n" +
                "server: " +
                $"{string.Join(" ", server.ServerDerivedSecret.Select(x => x.ToString()).ToArray())}"
                );

            // Client -> Server [3]
            var client_auth = client.Authenticate();

            server.AcceptAuth(client_auth);

            Assert.True(
                Enumerable.SequenceEqual(client.ClientDerivedSecret, server.ClientDerivedSecret),
                "The Client derived secrets are not the same\n" +
                "client: " +
                $"{string.Join(" ", client.ClientDerivedSecret.Select(x => x.ToString()).ToArray())}\n" +
                "server: " +
                $"{string.Join(" ", server.ClientDerivedSecret.Select(x => x.ToString()).ToArray())}"
                );

            // Client <- Server [4]
            var server_accept = server.Accept();

            client.VerifyAccept(server_accept);
        }
        public async void ItWorks()
        {
            var network_key = new byte[] {
                0xd4, 0xa1, 0xcb, 0x88, 0xa6, 0x6f, 0x02, 0xf8, 0xdb, 0x63, 0x5c,
                0xe2, 0x64, 0x41, 0xcc, 0x5d, 0xac, 0x1b, 0x08, 0x42, 0x0c, 0xea,
                0xac, 0x23, 0x08, 0x39, 0xb7, 0x55, 0x84, 0x5a, 0x9f, 0xfb
            };

            var client_keypair = PublicKeyAuth.GenerateKeyPair();
            var server_keypair = PublicKeyAuth.GenerateKeyPair();

            var client = new Client(network_key, server_keypair.PublicKey, client_keypair);
            var server = new Server(network_key, server_keypair);

            // Client -> Server [1]
            var client_hello = client.Hello();

            server.AcceptHello(client_hello);

            // Client <- Server [2]
            var server_hello = server.Hello();

            client.AcceptHello(server_hello);

            // Client -> Server [3]
            var client_auth = client.Authenticate();

            server.AcceptAuth(client_auth);

            // Client <- Server [4]
            var server_accept = server.Accept();

            client.VerifyAccept(server_accept);

            var a = client.ClientEphemeralPubKey;
            var b = client.ServerEphemeralPubKey;

            var(client_boxer, client_unboxer) = BoxStreamBuilder.Build(
                client.ClientDerivedSecret,
                server_keypair.PublicKey,
                client_keypair.PublicKey,
                network_key,
                a, b
                );

            var(server_boxer, server_unboxer) = BoxStreamBuilder.Build(
                server.ClientDerivedSecret,
                client_keypair.PublicKey,
                server_keypair.PublicKey,
                network_key,
                a, b
                );

            var plain = System.Text.Encoding.Unicode.GetBytes("hello world");

            var msg = client_boxer.Box(plain);

            using (var stream = StreamFromBytes(msg))
            {
                var decoded = await server_unboxer.Unbox(stream);

                Assert.Equal(plain, decoded);
            }
        }