add crafting packets scapy tutorial

Author: x4nth055

Diff for: README.md

@@ -18,6 +18,7 @@ This is a repository of all the tutorials of [The Python Code](https://www.thepy
         - [How to Inject Code into HTTP Responses in the Network in Python](https://www.thepythoncode.com/article/injecting-code-to-html-in-a-network-scapy-python). ([code](scapy/http-code-injector/))
         - [How to Perform IP Address Spoofing in Python](https://thepythoncode.com/article/make-an-ip-spoofer-in-python-using-scapy). ([code](scapy/ip-spoofer))
         - [How to See Hidden Wi-Fi Networks in Python](https://thepythoncode.com/article/uncovering-hidden-ssids-with-scapy-in-python). ([code](scapy/uncover-hidden-wifis))
+        - [Crafting Dummy Packets with Scapy Using Python](https://thepythoncode.com/article/crafting-packets-with-scapy-in-python). ([code](scapy/crafting-packets))
     - [Writing a Keylogger in Python from Scratch](https://www.thepythoncode.com/article/write-a-keylogger-python). ([code](ethical-hacking/keylogger))
     - [Making a Port Scanner using sockets in Python](https://www.thepythoncode.com/article/make-port-scanner-python). ([code](ethical-hacking/port_scanner))
     - [How to Create a Reverse Shell in Python](https://www.thepythoncode.com/article/create-reverse-shell-python). ([code](ethical-hacking/reverse_shell))

Diff for: scapy/crafting-packets/README.md

@@ -0,0 +1 @@
+# [Crafting Dummy Packets with Scapy Using Python](https://thepythoncode.com/article/crafting-packets-with-scapy-in-python)

Diff for: scapy/crafting-packets/network_latency_measure.py

@@ -0,0 +1,21 @@
+server_ips = ["192.168.27.1", "192.168.17.129", "192.168.17.128"]
+
+from scapy.all import IP, ICMP, sr1
+import time
+
+def check_latency(ip):
+    packet = IP(dst=ip) / ICMP()
+    start_time = time.time()
+    response = sr1(packet, timeout=2, verbose=0)
+    end_time = time.time()
+    
+    if response:
+        latency = (end_time - start_time) * 1000  # Convert to milliseconds
+        print(f"[+] Latency to {ip}: {latency:.2f} ms")
+    else:
+        print(f"[-] No response from {ip} (possible packet loss)")
+
+for server_ip in server_ips:
+    check_latency(server_ip)
+
+   

Diff for: scapy/crafting-packets/packet_craft.py

@@ -0,0 +1,34 @@
+# Uncomment them and run according to the tutorial
+#from scapy.all import IP, TCP, send, UDP
+
+# # Step 1: Creating a simple IP packet
+# packet = IP(dst="192.168.1.1")  # Setting the destination IP
+# packet = IP(dst="192.168.1.1") / TCP(dport=80, sport=12345, flags="S")
+# print(packet.show())  # Display packet details
+# send(packet)
+
+
+############
+# from scapy.all import ICMP
+
+# # Creating an ICMP Echo request packet
+# icmp_packet = IP(dst="192.168.1.1") / ICMP()
+# send(icmp_packet)
+
+
+############
+# from scapy.all import UDP
+
+# # Creating a UDP packet
+# udp_packet = IP(dst="192.168.1.1") / UDP(dport=53, sport=12345)
+# send(udp_packet)
+
+
+
+###########
+# blocked_packet = IP(dst="192.168.1.1") / TCP(dport=80, flags="S")
+# send(blocked_packet)
+
+# allowed_packet = IP(dst="192.168.1.1") / UDP(dport=53)
+# send(allowed_packet)
+

Diff for: scapy/crafting-packets/requirements.txt

@@ -0,0 +1 @@
+scapy