diff --git a/go.mod b/go.mod
index 371cf2c..110af3a 100644
--- a/go.mod
+++ b/go.mod
@@ -5,6 +5,7 @@ require (
 	github.com/dustin/go-humanize v0.0.0-20180713052910-9f541cc9db5d
 	github.com/fatih/color v1.7.0 // indirect
 	github.com/gorilla/websocket v1.4.0
+	github.com/mars9/crypt v0.0.0-20150406101210-65899cf653ff // indirect
 	github.com/mattn/go-colorable v0.0.9 // indirect
 	github.com/mattn/go-isatty v0.0.4 // indirect
 	github.com/pkg/errors v0.8.0
@@ -13,6 +14,8 @@ require (
 	github.com/schollz/peerdiscovery v1.2.2
 	github.com/schollz/progressbar/v2 v2.5.3
 	github.com/schollz/spinner v0.0.0-20180922210718-ea497ee41258
+	github.com/schollz/utils v1.0.0
+	github.com/stretchr/testify v1.2.2
 	github.com/tscholl2/siec v0.0.0-20180721101609-21667da05937
 	github.com/urfave/cli v1.20.0
 	golang.org/x/crypto v0.0.0-20180910181607-0e37d006457b
diff --git a/src/croc/croc_test.go b/src/croc/croc_test.go
index b9783d8..6cbfc88 100644
--- a/src/croc/croc_test.go
+++ b/src/croc/croc_test.go
@@ -13,18 +13,23 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func sendAndReceive(t *testing.T, forceSend int) {
+func sendAndReceive(t *testing.T, forceSend int, local bool) {
 	var startTime time.Time
 	var durationPerMegabyte float64
 	megabytes := 10
+	if local {
+		megabytes = 100
+	}
 	fname := generateRandomFile(megabytes)
 	var wg sync.WaitGroup
 	wg.Add(2)
 	go func() {
 		defer wg.Done()
 		c := Init(true)
-		c.NoLocal = true
+		c.NoLocal = !local
 		c.ForceSend = forceSend
+		c.UseEncryption = false
+		c.UseEncryption = false
 		assert.Nil(t, c.Send(fname, "test"))
 	}()
 	go func() {
@@ -33,7 +38,7 @@ func sendAndReceive(t *testing.T, forceSend int) {
 		os.MkdirAll("test", 0755)
 		os.Chdir("test")
 		c := Init(true)
-		c.NoLocal = true
+		c.NoLocal = !local
 		c.ForceSend = forceSend
 		startTime = time.Now()
 		assert.Nil(t, c.Receive("test"))
@@ -46,11 +51,21 @@ func sendAndReceive(t *testing.T, forceSend int) {
 	os.Remove(fname)
 	fmt.Printf("\n-----\n%2.1f MB/s\n----\n", durationPerMegabyte)
 }
-func TestSendReceiveWebsockets(t *testing.T) {
-	sendAndReceive(t, 1)
+
+func TestSendReceivePubWebsockets(t *testing.T) {
+	sendAndReceive(t, 1, false)
 }
-func TestSendReceiveTCP(t *testing.T) {
-	sendAndReceive(t, 2)
+
+func TestSendReceivePubTCP(t *testing.T) {
+	sendAndReceive(t, 2, false)
+}
+
+func TestSendReceiveLocalWebsockets(t *testing.T) {
+	sendAndReceive(t, 1, true)
+}
+
+func TestSendReceiveLocalTCP(t *testing.T) {
+	sendAndReceive(t, 2, true)
 }
 
 func generateRandomFile(megabytes int) (fname string) {
diff --git a/src/models/constants.go b/src/models/constants.go
index 27f6056..0c23ef9 100644
--- a/src/models/constants.go
+++ b/src/models/constants.go
@@ -1,4 +1,4 @@
 package models
 
 const WEBSOCKET_BUFFER_SIZE = 1024 * 1024 * 32
-const TCP_BUFFER_SIZE = 1024 * 2
+const TCP_BUFFER_SIZE = 1024 * 64