diff --git a/overFlow-private.key b/overFlow-private.key
new file mode 100644
index 0000000..40d3195
--- /dev/null
+++ b/overFlow-private.key
@@ -0,0 +1,51 @@
+-----BEGIN RSA PRIVATE KEY-----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==
+-----END RSA PRIVATE KEY-----
diff --git a/overFlow-public.pem b/overFlow-public.pem
new file mode 100644
index 0000000..c4fae35
--- /dev/null
+++ b/overFlow-public.pem
@@ -0,0 +1,14 @@
+-----BEGIN PUBLIC KEY-----
+MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAsmcQLI5ZQQThoePzL4dT
+wuAxqGPIfNCqTirQxZesyXTOEX3oQFLkd3s6dNHmFQIj1jVsFXDML5wRvv7YeI4a
+9wOrH+QR62KEzB6aT/yxSsVhNrLxkQ35Xd9keGmfyMRNr72iiP8Hrm+7O0x2vlGU
+Qp8+jMCzDVNlFvE5V9iqjSv4Q/AHrURg5fH8JBIMZnhcz/kmNgWg2NByTFDiQXRj
+wBY5ts4Ylk8mZdAuumyiseXjE4l2JxdJJyRGqbx70wrC76MgTUvXEyw3MPSDGvN6
+7PFYIJJwq5VpRNHeBMkNoPRWX6eE9M1VNY+/rXuUGdg2ZxBzykAUjhjR9Iq/hawP
+ZR78TaJ/w5wCVb7L6xIDqXb2JqhlFA4LHZmiDcR/m9Y2wI1DJkBeZpdxF1m19d5s
+xs3vNNKzNVquKEz1QBfKnLvPxBXKpUT+zliCdzu1D/VU+veqDtKI8dmmGflc5lXe
+DUYfPc7Kt4XLEZDSTBQlMgtkgE94ZcCJu6zdM3DrjPTh9OP5sG+/B5/KRYqZb4Yp
+PGQ0TkXCaJjBtBEOM1FTk9/uhU/9b6lFbgc/quCkmz8Vxe5sJ98tXMi/F5q5n8ba
+90AKaLUUwhTAxWV69NXweYtIMtKIj7AuI7IuK64iIyW+CE6BAl0QOlMtgF2/EqKW
+ltvmbYpb+YgWOYJwa8F8pj0CAwEAAQ==
+-----END PUBLIC KEY-----
diff --git a/servlet/webapp/gateway_rpc_handlers.go b/servlet/webapp/gateway_rpc_handlers.go
index 31a5665..5004fba 100644
--- a/servlet/webapp/gateway_rpc_handlers.go
+++ b/servlet/webapp/gateway_rpc_handlers.go
@@ -1,16 +1,44 @@
 package webapp
 
 import (
+	"crypto/rsa"
 	"fmt"
+	"io/ioutil"
 
 	"git.loafle.net/commons_go/logging"
 	cwf "git.loafle.net/commons_go/websocket_fasthttp"
-	"git.loafle.net/overflow/overflow_gateway_websocket/config"
 	"git.loafle.net/overflow/overflow_gateway_websocket/rpc"
 	jwt "github.com/dgrijalva/jwt-go"
 	"github.com/valyala/fasthttp"
 )
 
+var (
+	verifyKey *rsa.PublicKey
+	signKey   *rsa.PrivateKey
+)
+
+func init() {
+	signBytes, err := ioutil.ReadFile("overFlow-private.key")
+	if nil != err {
+		panic(err)
+	}
+
+	signKey, err = jwt.ParseRSAPrivateKeyFromPEM(signBytes)
+	if nil != err {
+		panic(err)
+	}
+
+	verifyBytes, err := ioutil.ReadFile("overFlow-public.pem")
+	if nil != err {
+		panic(err)
+	}
+
+	verifyKey, err = jwt.ParseRSAPublicKeyFromPEM(verifyBytes)
+	if nil != err {
+		panic(err)
+	}
+}
+
 func newGatewayRPCHandler() rpc.GatewayRPCHandler {
 	gh := &GatewayRPCHandlers{}
 
@@ -27,16 +55,17 @@ func (sh *GatewayRPCHandlers) Init(serverCTX cwf.ServerContext) error {
 
 func (sh *GatewayRPCHandlers) Handshake(socketCTX cwf.SocketContext, ctx *fasthttp.RequestCtx) (id string, extensionsHeader *fasthttp.ResponseHeader) {
 	var ok bool
-	// tokenString := string(soc.Conn().Headers().Cookie("AuthToken"))
-	tokenString := "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzUxMiJ9.eyJpc3MiOiJvdmVyRmxvdyIsImlhdCI6MTUwNDU5NTExOSwiZXhwIjoxNTM2MTMxMTE5LCJhdWQiOiJ3d3cub3ZlcmZsb3cuY2xvdWQiLCJzdWIiOiJvdmVyZmxvd0Bsb2FmbGUuY29tIn0.-WQi3OykPlJ9x8RcZGhWXEtGw4GhU6wmyJ_AWh2rMeUatQylfPzvmum2Xfp6pwKLMmcP76XoDPNyq06i7RKWNQ"
+	// tokenString := string(ctx.Request.Header.Cookie("AuthToken"))
+	tokenString := string(ctx.QueryArgs().Peek("AuthToken"))
+	// tokenString := "eyJhbGciOiJSUzUxMiIsInR5cCI6IkpXVCJ9.eyJhdWQiOiJ3d3cub3ZlcmZsb3cuY2xvdWQiLCJleHAiOjE1MjA4NTUwMDksImlhdCI6MTUyMDc2ODYwOSwiaXNzIjoib3ZlckZsb3ciLCJzdWIiOiJvdmVyZmxvd0Bsb2FmbGUuY29tIn0.YvpylMqHdL72p4Otm3y5L9-2zgvXvLFvt9MKK6-wF39_-EJLL-GgTiPVHx2--jr5ApuRIkJVRURVt7RtnGW65Te1to8u5Be6DnXenI5hRfGqfNLfoH0z_iNNbdjTDHLXa5TRE4Hf4oadYDgb7AotYi9-Mz0iNMyVNqPA4mzPO1ABvUPaHi89CwHYN2ZroaicQwaGxgWUX-KIjYXdxmWHi2shTJGpnHQd5RWeRN3H-AZVXkq05f4NSh6kpGIDu-e7lLHHSB4slWWQ0ML00c0C5fdnBJG4Xeisu195Y69ePZu_5lRpv2T3eH9mbEzUw_TEKZP-WGK_koDUGirYKFBaBJvJlaVOM3hUD3hYQ0DueNHqAwaDpr0dGuvSQwjr6tAqGnXscH6Gfj4x_hNMySVzMR-nWYeG7cDSNq9X5N-A93FKF_n-HCf11doDMsgM9rlpH04eVFCpZqNToLgsJVtEOUezuHSwOmnFTbLelquqUD02S_gGlowtE2CVBOccsfHZK9oTw1lInJYRjpxyevdWx1bvyMyZrf1Dk_PRsTtdboqd-RYp6zP1E4x3dky_VSe7AjUQI0t_SQpxL4ysmzs_hXhdiaQ9PwoHKkZW5Cz9z3oPuUi0iEatMx_9gvFUfVqaVRjNCW79ULGB900TixOxHy1UlNDFN9xip2Mmr7qZwrI"
 	token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
 		// Don't forget to validate the alg is what you expect:
-		if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
+		if _, ok := token.Method.(*jwt.SigningMethodRSA); !ok {
 			return nil, fmt.Errorf("Webapp: Unexpected signing method: %v", token.Header["alg"])
 		}
 
 		// hmacSampleSecret is a []byte containing your secret, e.g. []byte("my_secret_key")
-		return []byte(config.Config.Auth.SigningKey), nil
+		return verifyKey, nil
 	})
 
 	if nil != err {