From 3e7aa68184c9fb5729daf59401082be06c51a3b1 Mon Sep 17 00:00:00 2001
From: evilsocket <evilsocket@gmail.com>
Date: Fri, 15 Feb 2019 12:48:32 +0100
Subject: [PATCH] misc: both wifi.assoc and wifi.deauth will wait for
 wifi.hop.period*2 on the channel in order to improve key material capturing

---
 modules/wifi/wifi_assoc.go  | 4 ++++
 modules/wifi/wifi_deauth.go | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/modules/wifi/wifi_assoc.go b/modules/wifi/wifi_assoc.go
index ff3524cd..ad8362ac 100644
--- a/modules/wifi/wifi_assoc.go
+++ b/modules/wifi/wifi_assoc.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"net"
 	"sort"
+	"time"
 
 	"github.com/bettercap/bettercap/network"
 	"github.com/bettercap/bettercap/packets"
@@ -115,6 +116,9 @@ func (mod *WiFiModule) startAssoc(to net.HardwareAddr) error {
 
 					mod.onChannel(ap.Channel(), func() {
 						mod.sendAssocPacket(ap)
+						// let's stick to this channel for a while in order
+						// to capture key material from the AP
+						time.Sleep(mod.hopPeriod * 2)
 					})
 				}
 			}
diff --git a/modules/wifi/wifi_deauth.go b/modules/wifi/wifi_deauth.go
index a4522a13..01cfd7e6 100644
--- a/modules/wifi/wifi_deauth.go
+++ b/modules/wifi/wifi_deauth.go
@@ -141,6 +141,9 @@ func (mod *WiFiModule) startDeauth(to net.HardwareAddr) error {
 
 					mod.onChannel(ap.Channel(), func() {
 						mod.sendDeauthPacket(ap.HW, client.HW)
+						// let's stick to this channel for a while in order
+						// to capture key material from the AP
+						time.Sleep(mod.hopPeriod * 2)
 					})
 				}
 			}