banner script added

Python/banner/README.md

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+# Banner grabber
+- - - - - -
+# Aim
+A Banner is like a text message received from the host. It contains information about the services running on the host along with information about the ports. </br>
+Here I've used some common ports like </br>
+- 20/21: FTP
+- 22: SSH(Secure Shell)
+- 23: Telnet
+- 25: SMTP
+- 80: HTTP
+- 156: SQL Server
+- 443: HTTPS
+
+# Output
+Banner info includes</br>
+- Type of request
+- Content-type
+- Content-length
+- Date
+- Referrer-policy
+
+![alt-text](https://github.com/TaniaMalhotra/hacking-tools-scripts/blob/banner/Python/banner/Screenshot%20(591).png)

Python/banner/banner.py

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+import socket
+from socket import AF_INET, SOCK_STREAM, SOCK_DGRAM
+def scan_ports(name, port):
+    sock = socket.socket(AF_INET, SOCK_STREAM)
+    try:
+        #connect to the port
+        sock.connect((name,port))
+        sock.send(b'200 OK\r\n')
+        # accepting banner as ascii string
+        banner = str(sock.recv(256), 'ascii')
+        # printing status portwise
+        print("[+] {port}/tcp is open".format_map(vars()))
+        # printing banner
+        print("- Banner")
+        print(banner)
+    except:
+        # if port is filtered or closed
+        print("{port} is filtered/closed/timedout".format_map(vars()))
+
+def main():
+    target_host = input("Please enter the target host. For eg. www.example.com ")
+    # listing common ports for convenience
+    target_ports = [22, 25, 53, 80, 443]
+    socket.setdefaulttimeout(5)
+    # selecting one port a time
+    for port in target_ports:
+        scan_ports(target_host, port)
+
+
+if __name__ == "__main__":
+    main()