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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 where the target has an incorrect signature. Everything | |
7 else should check out, however the digital signature contained in the target | |
8 certificate is wrong.""" | |
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 certificate to include in the certificate chain. | |
16 intermediate = common.create_intermediate_certificate('Intermediate', root) | |
17 | |
18 # Actual intermediate that was used to sign the target certificate. It has the | |
19 # same subject as expected, but a different RSA key from the certificate | |
20 # included in the actual chain. | |
21 wrong_intermediate = common.create_intermediate_certificate('Intermediate', | |
22 root) | |
23 | |
24 # Target certificate, signed using |wrong_intermediate| NOT |intermediate|. | |
25 target = common.create_end_entity_certificate('Target', wrong_intermediate) | |
26 | |
27 chain = [target, intermediate] | |
28 trusted = common.TrustAnchor(root, constrained=False) | |
29 time = common.DEFAULT_TIME | |
30 key_purpose = common.DEFAULT_KEY_PURPOSE | |
31 verify_result = False | |
32 errors = """----- Certificate i=0 (CN=Target) ----- | |
33 ERROR: Signature verification failed | |
34 ERROR: VerifySignedData failed | |
35 | |
36 """ | |
37 | |
38 common.write_test_file(__doc__, chain, trusted, time, key_purpose, | |
39 verify_result, errors) | |
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