scapyfic/scapy-sniff-wifi.py at main · vmapps/scapyfic · GitHub

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#!/usr/bin/env python3

import scapy.all as scapy

# --------------------------------------------------
# VARIABLES
# --------------------------------------------------

dinfo = ''

# --------------------------------------------------
# FUNCTIONS
# --------------------------------------------------
def display(p):
    global dinfo

    try:
        req = p.info.decode('utf-8') or '???'
    except:
        return

    if( req != dinfo):
        dinfo = req
        daddr = p.addr2
        print(f'[*] WIFI broadcast from {dinfo} ({daddr})')

# --------------------------------------------------
# MAIN
# --------------------------------------------------
if __name__ == '__main__':

    scapy.conf.use_pcap=True
    scapy.conf.sniff_promisc=False

    # filter on packets with DOT11 layer with Beacons (type=0 and subtype=8)
    # filter = lambda p: p.haslayer(scapy.Dot11)
    filter = lambda p: p.haslayer(scapy.Dot11) and p[scapy.Dot11].type==0 and p[scapy.Dot11].subtype==8

    scapy.sniff(count=0,prn=display,lfilter=filter,monitor=True)