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import sys | |
import sha | |
import base64 | |
import time | |
import Crypto.PublicKey.RSA | |
cmd, prefix, suffix = map( lambda x:x.lower(), sys.argv + [ "", "" ] )[0:3] | |
print "usage: %s [PREFIX [SUFFIX]]" % cmd | |
print "searching for RSA keypair corresponding to TOR hostname [%s%s%s]:" % ( prefix, "_" * ( 16 - len(suffix+prefix)), suffix ) | |
reqlen = len(suffix)+len(prefix) | |
reqspace = 32**reqlen | |
print "request len: %d" % reqlen | |
print "estimated space to search: %d" % reqspace | |
def hostname( privkey ): | |
return base64.b32encode( sha.sha( privkey.publickey().exportKey('DER')[22:] ).digest() ).lower()[:16] | |
def timeunit( t ): | |
if t < 100: | |
return (t, "s") | |
if t < 4000: | |
return (t//60, "min") | |
if t < 144000: | |
return (t//3600, "h") | |
if t < 3456000: | |
return (t//3600//24, "days") | |
return (100, "forever") | |
i=0 | |
cols = 60 | |
starttime = time.time() | |
while True: | |
key = Crypto.PublicKey.RSA.generate( 1024 ) | |
name = hostname( key ) | |
if name.startswith(prefix) and name.endswith(suffix): | |
print "FOUND [%s]" % name | |
break | |
i += 1 | |
if i % 2 == 0: | |
tnow = time.time() | |
sys.stdout.write("\r") | |
sys.stdout.write("[%s%s%s] " % ( "=" * int( cols * 1.0 * i / reqspace), ">" if (i<reqspace) else "!", "." * int( cols * (1.0 - 1.0 * i / reqspace ) ) ) ) | |
sys.stdout.write("%5.1f%% " % ( 100.0*i/reqspace ) ) | |
sys.stdout.write("%.1f keys/s " % ( 1.0*i / (tnow-starttime) ) ) | |
timeleft = timeunit( ( 0.0 + reqspace - i ) / i * ( 0.0+tnow-starttime) ) | |
sys.stdout.write("ETA %d %s " % ( timeleft[0], timeleft[1]) ) | |
sys.stdout.flush() | |
print "searched %d (%6.1f%%)" % ( i, 100.0 * i / (32**reqlen) ) | |
pem = key.exportKey("PEM") | |
print "http://%s.onion/" % name | |
print pem | |
file("%s.key" % (name),"w").write( pem ) |
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