diff --git a/lang/python/docs/GPGMEpythonHOWTOen.org b/lang/python/docs/GPGMEpythonHOWTOen.org index 91542891..b5d6ca84 100644 --- a/lang/python/docs/GPGMEpythonHOWTOen.org +++ b/lang/python/docs/GPGMEpythonHOWTOen.org @@ -661,6 +661,100 @@ relative ease by which such key IDs can be reproduced, as demonstrated by the Evil32 Project in 2014 (which was subsequently exploited in 2016). +Here is a variation on the above which checks the constrained +ProtonMail keyserver for ProtonMail public keys. + +#+BEGIN_SRC python -i +import gpg +import requests +import sys + +print(""" +This script searches the ProtonMail key server for the specified key and +imports it. +""") + +c = gpg.Context(armor=True) +url = "https://api.protonmail.ch/pks/lookup" +ksearch = [] + +if len(sys.argv) >= 2: + keyterm = sys.argv[1] +else: + keyterm = input("Enter the key ID, UID or search string: ") + +if keyterm.count("@") == 2 and keyterm.startswith("@") is True: + ksearch.append(keyterm[1:]) + ksearch.append(keyterm[1:]) + ksearch.append(keyterm[1:]) +elif keyterm.count("@") == 1 and keyterm.startswith("@") is True: + ksearch.append("{0}@protonmail.com".format(keyterm[1:])) + ksearch.append("{0}@protonmail.ch".format(keyterm[1:])) + ksearch.append("{0}@pm.me".format(keyterm[1:])) +elif keyterm.count("@") == 0: + ksearch.append("{0}@protonmail.com".format(keyterm)) + ksearch.append("{0}@protonmail.ch".format(keyterm)) + ksearch.append("{0}@pm.me".format(keyterm)) +elif keyterm.count("@") == 2 and keyterm.startswith("@") is False: + uidlist = keyterm.split("@") + for uid in uidlist: + ksearch.append("{0}@protonmail.com".format(uid)) + ksearch.append("{0}@protonmail.ch".format(uid)) + ksearch.append("{0}@pm.me".format(uid)) +elif keyterm.count("@") > 2: + uidlist = keyterm.split("@") + for uid in uidlist: + ksearch.append("{0}@protonmail.com".format(uid)) + ksearch.append("{0}@protonmail.ch".format(uid)) + ksearch.append("{0}@pm.me".format(uid)) +else: + ksearch.append(keyterm) + +for k in ksearch: + payload = {"op": "get", "search": k} + try: + r = requests.get(url, verify=True, params=payload) + if r.ok is True: + result = c.key_import(r.content) + elif r.ok is False: + result = r.content + except Exception as e: + result = None + + if result is not None and hasattr(result, "considered") is False: + print("{0} for {1}".format(result.decode(), k)) + elif result is not None and hasattr(result, "considered") is True: + num_keys = len(result.imports) + new_revs = result.new_revocations + new_sigs = result.new_signatures + new_subs = result.new_sub_keys + new_uids = result.new_user_ids + new_scrt = result.secret_imported + nochange = result.unchanged + print(""" +The total number of keys considered for import was: {0} + +With UIDs wholely or partially matching the following string: + + {1} + + Number of keys revoked: {2} + Number of new signatures: {3} + Number of new subkeys: {4} + Number of new user IDs: {5} +Number of new secret keys: {6} + Number of unchanged keys: {7} + +The key IDs for all considered keys were: +""".format(num_keys, k, new_revs, new_sigs, new_subs, new_uids, new_scrt, + nochange)) + for i in range(num_keys): + print(result.imports[i].fpr) + print("") + elif result is None: + print(e) +#+END_SRC + ** Exporting keys :PROPERTIES: