Files
psychic-guacamole/fingerprint.py
2021-04-21 16:42:57 +02:00

75 lines
1.7 KiB
Python
Executable File

#!/usr/bin/env python
# You have exactly *one* job: Get me the fingerprint of the remote SSL layer.
#cert_pem = ssl.get_server_certificate(addr)
import os
import sys
import ssl
import base64
import socket
import argparse
from M2Crypto import X509
__tool_name__ = 'fingerprint'
__tool_author__ = 'dash'
__tool_version__ = 'v0.2'
__tool_desc__ = 'get fingerprint from remote ssl layer'
def connect(host, port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((host, port))
return s
def wrap_it(sock):
ssock = ssl.wrap_socket(sock)
return ssock
def get_pem_cert(ssock):
cert = ssock.getpeercert(binary_form=True)
return cert
def run(args):
myfp = ['md5', 'sha1', 'sha256', 'sha512']
host = args.host
port = args.port
sock = connect(host, port)
ssock = wrap_it(sock)
pem_cert = get_pem_cert(ssock)
x509 = X509.load_cert_string(pem_cert, X509.FORMAT_DER)
print('Results')
print('-'*7)
for entry in myfp:
fp = x509.get_fingerprint(entry)
print(entry + ':' + fp)
def main():
parser_desc = '{0} by {1} version {2}'.format(
__tool_name__, __tool_author__, __tool_version__)
prog_desc = parser_desc
parser = argparse.ArgumentParser(
prog=prog_desc, description=__tool_desc__)
parser.add_argument("-l", "--host", action="store", default='127.0.0.1',
required=False, help='host to get ssl cert from, default: 127.0.0.1', dest='host')
parser.add_argument("-p", "--port", action="store", required=False, default=443, type=int,
help='port (default:{0})'.format(443), dest='port')
args = parser.parse_args()
run(args)
if __name__ == "__main__":
main()