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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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