diff --git a/xmpp/confirmation.go b/xmpp/confirmation.go
index ef0a5f5..def70cb 100644
--- a/xmpp/confirmation.go
+++ b/xmpp/confirmation.go
@@ -3,14 +3,11 @@ package xmpp
 import (
 	"git.kingpenguin.tk/chteufleur/go-xmpp.git/src/xmpp"
 
-	"crypto/rand"
 	"log"
 	"strconv"
 )
 
 const (
-	dictionary = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
-
 	REPLY_UNREACHABLE = "reply_unreachable"
 	REPLY_DENY        = "reply_deny"
 	REPLY_OK          = "reply_ok"
@@ -33,15 +30,9 @@ type Confirmation struct {
 
 func (confirmation *Confirmation) SendConfirmation() {
 	log.Printf("%sQuery JID %s", LogInfo, confirmation.JID)
-	isAutoGeneratedTranctionID := false
-	if confirmation.Transaction == "" {
-		// Random transaction ID generation
-		confirmation.Transaction = TransactionID()
-		isAutoGeneratedTranctionID = true
-	}
 	clientJID, _ := xmpp.ParseJID(confirmation.JID)
 	if clientJID.Resource == "" {
-		confirmation.askViaMessage(isAutoGeneratedTranctionID)
+		confirmation.askViaMessage()
 	} else {
 		confirmation.askViaIQ()
 	}
@@ -60,16 +51,13 @@ func (confirmation *Confirmation) askViaIQ() {
 	confirmation.IdMap = stanzaIDstr
 }
 
-func (confirmation *Confirmation) askViaMessage(isAutoGeneratedTranctionID bool) {
+func (confirmation *Confirmation) askViaMessage() {
 	m := xmpp.Message{From: jid.Full(), To: confirmation.JID, Type: xmpp.MessageTypeNormal}
 
 	m.Thread = xmpp.SessionID()
 	m.Body = confirmation.Domain + " (with method " + confirmation.Method + ") need to validate your identity, do you agree ?"
 	m.Body += "\nValidation code : " + confirmation.Transaction
-	if !isAutoGeneratedTranctionID {
-		// Send only if the transaction ID is not autogenerated
-		m.Body += "\nPlease check that this code is the same as on " + confirmation.Domain
-	}
+	m.Body += "\nPlease check that this code is the same as on " + confirmation.Domain
 	m.Body += "\n\nIf your client doesn't support that functionnality, please send back the validation code to confirm the request."
 	m.Confir = &xmpp.Confirm{Id: confirmation.Transaction, Method: confirmation.Method, URL: confirmation.Domain}
 
@@ -80,14 +68,3 @@ func (confirmation *Confirmation) askViaMessage(isAutoGeneratedTranctionID bool)
 	confirmation.TypeSend = TYPE_SEND_MESSAGE
 	confirmation.IdMap = confirmation.Transaction
 }
-
-func TransactionID() string {
-	var bytes = make([]byte, 8)
-	if _, err := rand.Read(bytes); err != nil {
-		panic(err)
-	}
-	for k, v := range bytes {
-		bytes[k] = dictionary[v%byte(len(dictionary))]
-	}
-	return string(bytes)
-}