Add scripts to generate simple test data for certificate verification.

net/data/verify_certificate_chain_unittest/target-signed-with-md5.pem

Index: net/data/verify_certificate_chain_unittest/target-signed-with-md5.pem
diff --git a/net/data/verify_certificate_chain_unittest/target-signed-with-md5.pem b/net/data/verify_certificate_chain_unittest/target-signed-with-md5.pem
new file mode 100644
index 0000000000000000000000000000000000000000..dd82071d7b0ada75e481b2f2f2839b06bcda2664
--- /dev/null
+++ b/net/data/verify_certificate_chain_unittest/target-signed-with-md5.pem
@@ -0,0 +1,280 @@
+[Created by: generate-target-signed-with-md5.py]
+
+Certificate chain with an intermediary that uses MD5 to sign the target
+certificate. This is expected to fail because MD5 is too weak.
+
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number: 1 (0x1)
+    Signature Algorithm: md5WithRSAEncryption
+        Issuer: CN=Intermediary
+        Validity
+            Not Before: Jan  1 12:00:00 2015 GMT
+            Not After : Jan  1 12:00:00 2016 GMT
+        Subject: CN=Target
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (2048 bit)
+                Modulus:
+                    00:c5:55:ac:42:f6:5f:21:93:e6:93:07:6a:dc:a0:
+                    4c:66:21:42:8c:2e:f4:d0:61:30:ac:bf:9a:3b:b3:
+                    59:21:e4:29:9f:33:5d:5e:6f:a1:de:4d:c2:b3:22:
+                    f3:16:0a:81:f0:51:90:f8:45:e0:5e:9b:7d:3a:e4:
+                    60:d2:a8:a1:b1:2f:13:8c:41:dc:c3:58:1d:66:6c:
+                    67:13:5e:21:51:f7:49:21:5d:29:dd:91:fd:a7:36:
+                    10:bb:d1:30:71:16:ee:4b:7f:1b:ba:02:c3:79:0c:
+                    4d:e7:98:59:b1:0f:c8:61:a3:f9:5c:fa:03:08:29:
+                    41:af:60:50:b8:80:3b:f6:fe:75:0f:bb:d4:92:d9:
+                    f5:3a:25:41:12:f1:cd:ad:2c:08:c9:f9:a3:17:78:
+                    86:2a:18:13:b1:20:15:83:de:04:ac:2a:c6:42:5c:
+                    d1:f9:e6:12:1c:1b:51:7a:2c:cd:40:94:c8:76:17:
+                    d7:20:4a:f8:e4:c8:3c:57:7c:c8:c6:6d:bd:2a:5e:
+                    a9:03:7e:14:9d:a5:4e:1f:b1:aa:94:2f:64:34:6e:
+                    d1:cb:5f:41:84:f7:86:95:04:90:ce:77:27:f6:7d:
+                    8e:5b:9c:52:7a:5e:dd:e2:f6:e6:fd:10:8d:e2:7d:
+                    34:f0:54:1b:c2:54:45:fe:01:97:90:f7:33:03:db:
+                    0c:bd
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Subject Key Identifier: 
+                DF:16:6B:0E:36:1E:E4:F1:15:A2:3A:9E:07:4A:F9:6D:81:82:7A:D5
+            X509v3 Authority Key Identifier: 
+                keyid:E2:CD:39:61:AF:F5:B9:CE:D9:7C:36:97:5D:28:36:61:63:0B:CA:49
+
+            Authority Information Access: 
+                CA Issuers - URI:http://url-for-aia/Intermediary.cer
+
+            X509v3 CRL Distribution Points: 
+
+                Full Name:
+                  URI:http://url-for-crl/Intermediary.crl
+
+            X509v3 Key Usage: critical
+                Digital Signature, Key Encipherment
+            X509v3 Extended Key Usage: 
+                TLS Web Server Authentication, TLS Web Client Authentication
+    Signature Algorithm: md5WithRSAEncryption
+         35:9f:32:4a:5f:2e:b6:3f:d4:03:97:8f:0d:70:8b:5a:8d:62:
+         30:77:44:37:e0:85:5f:e8:fc:8a:f6:e2:cb:df:05:f3:08:2d:
+         05:dc:bb:16:1f:69:06:2e:4b:2b:1b:6f:a1:b3:77:02:1e:7d:
+         49:da:a0:d9:6a:ac:bd:5e:4d:65:10:51:ee:e6:2a:33:e5:b9:
+         b5:5b:83:67:3d:c1:9d:c5:a6:c4:6e:7b:3b:ad:88:02:dc:ef:
+         98:c4:cf:1d:cc:ab:45:23:53:27:ee:7f:87:f4:e6:13:5a:3a:
+         3d:30:1e:66:b7:6e:67:e7:ae:1b:c6:4e:26:14:0f:cf:71:8a:
+         0c:ee:60:14:25:45:a1:4b:2f:46:73:41:11:59:9f:e7:9f:12:
+         01:7e:dc:e4:68:96:31:a5:c0:cc:03:fc:e3:b0:c5:c2:65:57:
+         ef:48:a4:85:eb:6e:d9:95:2f:d8:b1:48:46:b1:d5:30:84:d6:
+         c0:aa:32:41:a2:8a:be:35:b4:97:e5:1d:f7:36:f4:47:36:68:
+         f9:6b:10:39:1f:13:e8:b3:f5:7c:57:71:df:a8:e8:40:28:ed:
+         65:3a:ba:7a:98:fa:4d:14:e9:5e:f5:a3:92:03:aa:d5:0b:72:
+         29:7e:30:80:03:40:b9:eb:72:e2:ac:43:3a:2c:f6:c9:a3:13:
+         c7:c9:05:b9
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number: 2 (0x2)
+    Signature Algorithm: sha256WithRSAEncryption
+        Issuer: CN=Root
+        Validity
+            Not Before: Jan  1 12:00:00 2015 GMT
+            Not After : Jan  1 12:00:00 2016 GMT
+        Subject: CN=Intermediary
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (2048 bit)
+                Modulus:
+                    00:b0:67:b9:ee:01:e6:50:d2:01:11:81:3a:70:41:
+                    c3:36:af:95:28:11:ed:90:02:37:9a:f9:fe:23:38:
+                    d6:72:c5:38:da:62:a4:84:dc:50:12:0e:03:e2:34:
+                    4d:d8:88:b7:aa:09:31:14:71:b5:e5:f9:80:06:c5:
+                    72:8a:1a:dd:72:a8:c9:76:79:3b:14:34:0a:bc:7a:
+                    d4:a6:75:58:c0:f1:77:d7:23:bb:5b:a1:54:d2:cf:
+                    ec:0f:b7:ab:53:01:7d:1d:54:40:68:12:fb:75:68:
+                    56:d5:0d:5c:00:de:81:5f:a5:14:fd:5d:77:b8:1f:
+                    3e:ee:84:99:a5:b5:0d:13:9a:fe:cf:b8:b0:e1:4c:
+                    db:87:64:e1:36:a0:04:02:5d:fd:58:9e:e5:70:85:
+                    63:65:50:93:b8:3e:6c:85:10:67:bc:3d:e2:77:38:
+                    b2:75:b5:e3:57:55:b2:44:68:3c:ab:65:2b:cb:8b:
+                    11:29:d5:7c:b8:24:88:25:d1:80:0b:04:3f:0e:e9:
+                    1d:79:db:39:7d:ab:81:67:fb:cf:ae:a3:da:ea:f1:
+                    12:ac:cd:87:96:5c:ed:fd:db:bc:e2:3a:4e:33:05:
+                    af:1a:d3:03:85:ec:74:23:04:12:7e:62:a1:56:4c:
+                    45:9c:95:80:55:b6:2f:13:82:27:24:c4:a0:68:33:
+                    e6:71
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Subject Key Identifier: 
+                E2:CD:39:61:AF:F5:B9:CE:D9:7C:36:97:5D:28:36:61:63:0B:CA:49
+            X509v3 Authority Key Identifier: 
+                keyid:BD:2A:00:54:BB:89:72:89:4F:27:75:12:AA:89:38:AB:A0:06:F7:D1
+
+            Authority Information Access: 
+                CA Issuers - URI:http://url-for-aia/Root.cer
+
+            X509v3 CRL Distribution Points: 
+
+                Full Name:
+                  URI:http://url-for-crl/Root.crl
+
+            X509v3 Key Usage: critical
+                Certificate Sign, CRL Sign
+            X509v3 Basic Constraints: critical
+                CA:TRUE
+    Signature Algorithm: sha256WithRSAEncryption
+         3d:9a:bd:e5:a7:4d:e4:0e:ea:6a:34:da:9e:48:c7:8a:e4:34:
+         6c:19:fe:d0:2f:2f:7b:01:14:46:3a:45:d7:a7:46:6e:83:bb:
+         54:cc:4e:af:cf:ef:fc:6d:90:e4:54:38:94:2d:cb:55:85:bd:
+         1d:9f:9e:cd:ac:68:b3:7f:ed:bb:1f:30:30:14:15:ba:17:e4:
+         62:db:6b:70:5a:1f:c2:e7:43:c6:30:d0:0f:be:78:06:4e:09:
+         0b:00:96:63:d2:14:84:93:88:5d:e6:bf:93:1c:e9:18:9d:df:
+         7d:db:34:39:e5:94:f8:c9:84:b6:ff:a0:e7:5c:51:5e:ba:40:
+         82:5a:7e:64:ca:bf:e3:0e:c8:76:0b:5c:be:29:b1:62:79:18:
+         b2:d6:c3:ee:d0:05:61:96:be:a8:dc:c5:65:72:cc:f7:f8:6e:
+         27:85:c3:9b:68:6d:3d:a5:e5:34:20:ff:19:12:62:7c:5d:b8:
+         95:8f:a8:a8:a8:90:41:e0:83:f1:e3:3f:67:26:bc:b1:6c:76:
+         b1:5e:25:60:49:7d:78:bf:bb:11:22:43:ac:d3:5f:c0:c9:73:
+         76:d5:9c:97:b0:ec:17:36:0d:4b:83:3e:77:d0:84:62:76:98:
+         af:6d:42:ac:cb:40:bb:04:1d:9e:0a:a3:97:11:f2:b0:3f:6b:
+         b6:fd:ff:da
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number: 1 (0x1)
+    Signature Algorithm: sha256WithRSAEncryption
+        Issuer: CN=Root
+        Validity
+            Not Before: Jan  1 12:00:00 2015 GMT
+            Not After : Jan  1 12:00:00 2016 GMT
+        Subject: CN=Root
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (2048 bit)
+                Modulus:
+                    00:a0:9b:ff:8c:74:7b:c9:1e:3c:34:5b:7c:c0:35:
+                    a4:88:6a:26:ed:0b:52:e9:58:e6:b5:bd:fd:f6:ae:
+                    0f:08:09:24:ef:62:fb:1c:61:7f:8a:ca:5f:d4:b5:
+                    2b:45:c2:21:1f:1a:a1:ef:f9:d8:0d:be:31:88:bd:
+                    d7:35:8e:0d:de:e8:be:60:63:f6:3c:6a:cd:e7:1d:
+                    78:36:86:91:a1:e9:5c:2d:c6:9a:95:b9:e7:c3:66:
+                    6f:b5:0c:4b:aa:9a:51:ea:b3:a3:9e:57:d6:17:c9:
+                    ae:4c:3f:32:ef:28:5a:99:6a:dc:50:54:f5:cc:80:
+                    51:76:6c:50:4d:52:01:45:92:af:a2:ca:a7:c1:9e:
+                    76:24:29:9c:d1:73:95:0a:a1:16:73:0f:56:9d:e8:
+                    fe:c2:bb:e4:64:99:a3:d4:46:7d:7a:f7:25:d3:49:
+                    c0:da:38:18:78:9c:2a:40:60:c2:b8:98:8a:84:ed:
+                    d2:84:e0:39:a6:31:64:36:2a:59:ca:ba:dc:c2:6d:
+                    a2:ac:1a:93:58:27:76:95:ea:5d:12:8d:7a:a5:b6:
+                    50:3b:1c:25:3f:75:ee:eb:db:12:78:67:47:0d:86:
+                    49:77:ce:f5:d0:37:03:55:eb:98:93:bf:f1:10:5b:
+                    87:aa:a1:ef:76:30:e1:e4:77:54:b1:52:e8:c9:81:
+                    4d:5b
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Subject Key Identifier: 
+                BD:2A:00:54:BB:89:72:89:4F:27:75:12:AA:89:38:AB:A0:06:F7:D1
+            X509v3 Authority Key Identifier: 
+                keyid:BD:2A:00:54:BB:89:72:89:4F:27:75:12:AA:89:38:AB:A0:06:F7:D1
+
+            Authority Information Access: 
+                CA Issuers - URI:http://url-for-aia/Root.cer
+
+            X509v3 CRL Distribution Points: 
+
+                Full Name:
+                  URI:http://url-for-crl/Root.crl
+
+            X509v3 Key Usage: critical
+                Certificate Sign, CRL Sign
+            X509v3 Basic Constraints: critical
+                CA:TRUE
+    Signature Algorithm: sha256WithRSAEncryption
+         43:7c:24:ea:dc:11:3a:08:d7:6e:dd:8c:b9:21:1a:d7:88:d8:
+         f1:4c:90:a0:b7:67:a7:3c:d2:8d:a4:68:50:34:db:a4:f1:69:
+         d4:e0:8b:4c:b3:39:62:11:b5:4a:df:3a:60:87:eb:f6:79:2c:
+         ef:4d:67:91:93:5f:b3:d1:63:1b:2e:12:74:4e:e2:60:d8:c1:
+         1f:e8:b2:5d:d4:56:2d:85:27:64:36:b0:e4:17:5e:d1:9c:ce:
+         56:e2:f4:68:d3:80:6f:44:d6:e4:7b:5b:c6:5e:3e:ea:69:9d:
+         97:4b:0d:83:3b:a7:52:f5:78:96:9f:af:15:e2:bf:59:a7:5f:
+         5b:d4:21:d1:49:b2:f4:b5:26:b1:b1:cf:74:d0:ba:26:b1:2e:
+         0e:ef:74:29:ed:f5:35:18:2f:cc:8b:80:39:41:8f:ea:ab:81:
+         6a:89:71:b8:22:e6:bc:e5:33:34:f7:dd:6c:37:0a:e1:21:a7:
+         7f:2d:29:f6:aa:02:d8:47:3f:a6:3d:0e:85:20:59:f8:5f:49:
+         06:f7:3a:9a:b8:d9:3a:08:ce:9a:60:aa:dd:72:07:1e:bb:8f:
+         86:fd:6a:3e:dc:4a:3f:5e:c2:b7:e6:0e:89:75:08:89:e3:bf:
+         2b:6c:cc:02:63:e0:1c:04:21:79:64:c0:7c:89:73:2b:e9:85:
+         49:80:5e:f4
+-----BEGIN TRUSTED_CERTIFICATE-----
+MIIDZTCCAk2gAwIBAgIBATANBgkqhkiG9w0BAQsFADAPMQ0wCwYDVQQDDARSb290
+MB4XDTE1MDEwMTEyMDAwMFoXDTE2MDEwMTEyMDAwMFowDzENMAsGA1UEAwwEUm9v
+dDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKCb/4x0e8kePDRbfMA1
+pIhqJu0LUulY5rW9/fauDwgJJO9i+xxhf4rKX9S1K0XCIR8aoe/52A2+MYi91zWO
+Dd7ovmBj9jxqzecdeDaGkaHpXC3GmpW558Nmb7UMS6qaUeqzo55X1hfJrkw/Mu8o
+Wplq3FBU9cyAUXZsUE1SAUWSr6LKp8GediQpnNFzlQqhFnMPVp3o/sK75GSZo9RG
+fXr3JdNJwNo4GHicKkBgwriYioTt0oTgOaYxZDYqWcq63MJtoqwak1gndpXqXRKN
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+-----BEGIN TIME-----
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+-----END TIME-----
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+-----BEGIN VERIFY_RESULT-----
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+-----END VERIFY_RESULT-----