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1 #!/usr/bin/python | |
2 # Copyright (c) 2015 The Chromium Authors. All rights reserved. | |
3 # Use of this source code is governed by a BSD-style license that can be | |
4 # found in the LICENSE file. | |
5 | |
6 """Certificate chain with 1 intermediate and a trusted root. The intermediate | |
7 however is signed using the MD5 hash. Verification is expected to fail because | |
8 MD5 is too weak.""" | |
9 | |
10 import common | |
11 | |
12 # Self-signed root certificate (used as trust anchor). | |
13 root = common.create_self_signed_root_certificate('Root') | |
14 | |
15 # Intermediate. | |
16 intermediate = common.create_intermediate_certificate('Intermediate', root) | |
17 intermediate.set_signature_hash('md5') | |
18 | |
19 # Target certificate. | |
20 target = common.create_end_entity_certificate('Target', intermediate) | |
21 | |
22 chain = [target, intermediate] | |
23 trusted = common.TrustAnchor(root, constrained=False) | |
24 time = common.DEFAULT_TIME | |
25 key_purpose = common.DEFAULT_KEY_PURPOSE | |
26 verify_result = False | |
27 errors = """----- Certificate i=1 (CN=Intermediate) ----- | |
28 ERROR: Unacceptable signature algorithm | |
29 ERROR: VerifySignedData failed | |
30 | |
31 """ | |
32 | |
33 common.write_test_file(__doc__, chain, trusted, time, key_purpose, | |
34 verify_result, errors) | |
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