diff --git a/transport/internet/authenticators/srtp/srtp.go b/transport/internet/authenticators/srtp/srtp.go
index bba706a52..0b4d9f006 100644
--- a/transport/internet/authenticators/srtp/srtp.go
+++ b/transport/internet/authenticators/srtp/srtp.go
@@ -16,36 +16,36 @@ type Config struct {
 	PayloadType byte
 }
 
-type ObfuscatorSRTP struct {
+type SRTP struct {
 	header uint16
 	number uint16
 }
 
-func (this *ObfuscatorSRTP) Overhead() int {
+func (this *SRTP) Overhead() int {
 	return 4
 }
 
-func (this *ObfuscatorSRTP) Open(payload *alloc.Buffer) bool {
+func (this *SRTP) Open(payload *alloc.Buffer) bool {
 	payload.SliceFrom(this.Overhead())
 	return true
 }
 
-func (this *ObfuscatorSRTP) Seal(payload *alloc.Buffer) {
+func (this *SRTP) Seal(payload *alloc.Buffer) {
 	this.number++
 	payload.PrependUint16(this.number)
 	payload.PrependUint16(this.header)
 }
 
-type ObfuscatorSRTPFactory struct {
+type SRTPFactory struct {
 }
 
-func (this ObfuscatorSRTPFactory) Create(rawSettings internet.AuthenticatorConfig) internet.Authenticator {
-	return &ObfuscatorSRTP{
+func (this SRTPFactory) Create(rawSettings internet.AuthenticatorConfig) internet.Authenticator {
+	return &SRTP{
 		header: 0xB5E8,
 		number: uint16(rand.Intn(65536)),
 	}
 }
 
 func init() {
-	internet.RegisterAuthenticator("srtp", ObfuscatorSRTPFactory{}, func() interface{} { return new(Config) })
+	internet.RegisterAuthenticator("srtp", SRTPFactory{}, func() interface{} { return new(Config) })
 }
diff --git a/transport/internet/authenticators/srtp/srtp_test.go b/transport/internet/authenticators/srtp/srtp_test.go
index db25e99e8..7353ef5df 100644
--- a/transport/internet/authenticators/srtp/srtp_test.go
+++ b/transport/internet/authenticators/srtp/srtp_test.go
@@ -13,7 +13,7 @@ func TestSRTPOpenSeal(t *testing.T) {
 
 	content := []byte{'a', 'b', 'c', 'd', 'e', 'f', 'g'}
 	payload := alloc.NewLocalBuffer(2048).Clear().Append(content)
-	srtp := ObfuscatorSRTP{}
+	srtp := SRTP{}
 	srtp.Seal(payload)
 	assert.Int(payload.Len()).GreaterThan(len(content))
 	assert.Bool(srtp.Open(payload)).IsTrue()
diff --git a/transport/internet/kcp/connection_test.go b/transport/internet/kcp/connection_test.go
index 8c6c067a5..c4ab5af4a 100644
--- a/transport/internet/kcp/connection_test.go
+++ b/transport/internet/kcp/connection_test.go
@@ -42,7 +42,7 @@ func TestConnectionReadWrite(t *testing.T) {
 	upReader, upWriter := io.Pipe()
 	downReader, downWriter := io.Pipe()
 
-	auth := internet.NewAuthenticatorChain(srtp.ObfuscatorSRTPFactory{}.Create(nil), NewSimpleAuthenticator())
+	auth := internet.NewAuthenticatorChain(srtp.SRTPFactory{}.Create(nil), NewSimpleAuthenticator())
 
 	connClient := NewConnection(1, upWriter, &net.UDPAddr{IP: v2net.LocalHostIP.IP(), Port: 1}, &net.UDPAddr{IP: v2net.LocalHostIP.IP(), Port: 2}, auth)
 	connClient.FetchInputFrom(downReader)