|  | Signed through an intermediate without the correct key usage | 
|  |  | 
|  | $ openssl ocsp -resp_text -respin <([OCSP RESPONSE]) | 
|  | OCSP Response Data: | 
|  | OCSP Response Status: successful (0x0) | 
|  | Response Type: Basic OCSP Response | 
|  | Version: 1 (0x0) | 
|  | Responder Id: CN = Test False OCSP Signer | 
|  | Produced At: Mar  2 00:00:00 2017 GMT | 
|  | Responses: | 
|  | Certificate ID: | 
|  | Hash Algorithm: sha1 | 
|  | Issuer Name Hash: 449B1C5B31C6E9990966523E49C3F773C024190A | 
|  | Issuer Key Hash: 7F765910653BB5704124C41E94AEFCF940431A66 | 
|  | Serial Number: 04 | 
|  | Cert Status: good | 
|  | This Update: Mar  1 00:00:00 2017 GMT | 
|  |  | 
|  | Signature Algorithm: sha1WithRSAEncryption | 
|  | 99:5b:54:5b:da:7b:f5:e1:1d:50:73:1d:0c:5b:d8:f2:2c:e2: | 
|  | da:91:7d:c6:16:fb:0d:aa:cd:cf:c1:94:7e:1e:42:38:49:5f: | 
|  | d5:26:7c:9a:30:b7:4e:5f:fb:14:2e:a8:f3:67:03:17:5f:c1: | 
|  | c2:ca:af:6b:bf:2a:32:99:3b:51:50:5f:6d:b0:ad:e3:e7:b5: | 
|  | c5:e4:41:73:11:7f:ef:85:35:78:24:91:a3:2c:c0:4e:41:fe: | 
|  | bc:4c:c6:ef:05:ac:22:81:9a:bd:93:89:9f:c5:54:94:db:08: | 
|  | 0f:55:8f:88:13:f9:7d:ac:ae:e8:56:0b:ea:d9:04:25:db:de: | 
|  | 4c:96 | 
|  | Certificate: | 
|  | Data: | 
|  | Version: 3 (0x2) | 
|  | Serial Number: 3 (0x3) | 
|  | Signature Algorithm: sha1WithRSAEncryption | 
|  | Issuer: CN=Test Intermediate CA | 
|  | Validity | 
|  | Not Before: Jan  1 00:00:00 2017 GMT | 
|  | Not After : Jan  1 00:00:00 2018 GMT | 
|  | Subject: CN=Test False OCSP Signer | 
|  | Subject Public Key Info: | 
|  | Public Key Algorithm: rsaEncryption | 
|  | RSA Public-Key: (1024 bit) | 
|  | Modulus: | 
|  | 00:9d:a4:70:41:77:2a:fa:11:c5:10:ea:13:ef:e4: | 
|  | 1d:9f:7a:ff:89:38:6a:79:61:21:ba:87:65:95:27: | 
|  | 8a:cc:6e:d8:56:e6:a1:e2:2f:61:2f:d1:d0:da:1d: | 
|  | b7:c0:ac:83:b1:a5:e0:45:30:eb:0d:50:ea:55:21: | 
|  | a6:ac:cc:6b:e0:b1:5d:3a:d8:55:b3:fe:4b:a1:2a: | 
|  | 19:c0:e6:b5:24:93:7c:8d:8f:fc:60:4b:fc:90:4c: | 
|  | 40:47:67:51:3d:9f:a5:9d:74:89:40:c7:6a:ec:16: | 
|  | 49:bd:77:71:64:db:40:d2:3b:e3:6f:86:90:33:d1: | 
|  | 60:98:12:29:e1:07:5f:d0:03 | 
|  | Exponent: 65537 (0x10001) | 
|  | Signature Algorithm: sha1WithRSAEncryption | 
|  | 60:5d:f1:ba:17:d5:98:98:99:54:ca:d3:57:b6:2f:01:32:aa: | 
|  | e5:dc:5a:43:1a:48:b6:9c:26:cb:fd:b1:b5:bb:01:17:c5:2e: | 
|  | 62:c1:98:f5:b3:19:8f:5e:1c:b6:7e:d0:d4:f2:d5:6d:75:5c: | 
|  | b1:bb:c1:36:ae:be:37:73:58:72:30:3e:62:96:aa:cf:f1:bc: | 
|  | 3a:12:bf:6c:d8:dc:49:24:80:8a:7c:f0:67:0a:c3:e1:cc:24: | 
|  | 60:92:21:59:3b:7e:ab:87:ba:83:b8:0e:31:e9:23:4c:a4:23: | 
|  | 41:5c:b5:78:60:d5:72:f5:e7:4d:f5:f3:0f:bf:01:ab:1e:83: | 
|  | 86:41 | 
|  | ~~~~~BEGIN CERTIFICATE~~~~~ | 
|  | MIIBuDCCASGgAwIBAgIBAzANBgkqhkiG9w0BAQUFADAfMR0wGwYDVQQDDBRUZXN0 | 
|  | IEludGVybWVkaWF0ZSBDQTAiGA8yMDE3MDEwMTAwMDAwMFoYDzIwMTgwMTAxMDAw | 
|  | MDAwWjAhMR8wHQYDVQQDDBZUZXN0IEZhbHNlIE9DU1AgU2lnbmVyMIGfMA0GCSqG | 
|  | SIb3DQEBAQUAA4GNADCBiQKBgQCdpHBBdyr6EcUQ6hPv5B2fev+JOGp5YSG6h2WV | 
|  | J4rMbthW5qHiL2Ev0dDaHbfArIOxpeBFMOsNUOpVIaaszGvgsV062FWz/kuhKhnA | 
|  | 5rUkk3yNj/xgS/yQTEBHZ1E9n6WddIlAx2rsFkm9d3Fk20DSO+NvhpAz0WCYEinh | 
|  | B1/QAwIDAQABMA0GCSqGSIb3DQEBBQUAA4GBAGBd8boX1ZiYmVTK01e2LwEyquXc | 
|  | WkMaSLacJsv9sbW7ARfFLmLBmPWzGY9eHLZ+0NTy1W11XLG7wTauvjdzWHIwPmKW | 
|  | qs/xvDoSv2zY3EkkgIp88GcKw+HMJGCSIVk7fquHuoO4DjHpI0ykI0FctXhg1XL1 | 
|  | 50318w+/Aaseg4ZB | 
|  | ~~~~~END CERTIFICATE~~~~~ | 
|  | -----BEGIN OCSP RESPONSE----- | 
|  | MIIC/QoBAKCCAvYwggLyBgkrBgEFBQcwAQEEggLjMIIC3zCBh6EjMCExHzAdBgNVBAMMFlRlc3Q | 
|  | gRmFsc2UgT0NTUCBTaWduZXIYDzIwMTcwMzAyMDAwMDAwWjBPME0wODAHBgUrDgMCGgQURJscWz | 
|  | HG6ZkJZlI+ScP3c8AkGQoEFH92WRBlO7VwQSTEHpSu/PlAQxpmAgEEgAAYDzIwMTcwMzAxMDAwM | 
|  | DAwWjALBgkqhkiG9w0BAQUDgYEAmVtUW9p79eEdUHMdDFvY8izi2pF9xhb7DarNz8GUfh5COElf | 
|  | 1SZ8mjC3Tl/7FC6o82cDF1/Bwsqva78qMpk7UVBfbbCt4+e1xeRBcxF/74U1eCSRoyzATkH+vEz | 
|  | G7wWsIoGavZOJn8VUlNsID1WPiBP5fayu6FYL6tkEJdveTJagggHAMIIBvDCCAbgwggEhoAMCAQ | 
|  | ICAQMwDQYJKoZIhvcNAQEFBQAwHzEdMBsGA1UEAwwUVGVzdCBJbnRlcm1lZGlhdGUgQ0EwIhgPM | 
|  | jAxNzAxMDEwMDAwMDBaGA8yMDE4MDEwMTAwMDAwMFowITEfMB0GA1UEAwwWVGVzdCBGYWxzZSBP | 
|  | Q1NQIFNpZ25lcjCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAnaRwQXcq+hHFEOoT7+Qdn3r | 
|  | /iThqeWEhuodllSeKzG7YVuah4i9hL9HQ2h23wKyDsaXgRTDrDVDqVSGmrMxr4LFdOthVs/5LoS | 
|  | oZwOa1JJN8jY/8YEv8kExAR2dRPZ+lnXSJQMdq7BZJvXdxZNtA0jvjb4aQM9FgmBIp4Qdf0AMCA | 
|  | wEAATANBgkqhkiG9w0BAQUFAAOBgQBgXfG6F9WYmJlUytNXti8BMqrl3FpDGki2nCbL/bG1uwEX | 
|  | xS5iwZj1sxmPXhy2ftDU8tVtdVyxu8E2rr43c1hyMD5ilqrP8bw6Er9s2NxJJICKfPBnCsPhzCR | 
|  | gkiFZO36rh7qDuA4x6SNMpCNBXLV4YNVy9edN9fMPvwGrHoOGQQ== | 
|  | -----END OCSP RESPONSE----- | 
|  |  | 
|  | $ openssl x509 -text < [CA CERTIFICATE] | 
|  | Certificate: | 
|  | Data: | 
|  | Version: 3 (0x2) | 
|  | Serial Number: 1 (0x1) | 
|  | Signature Algorithm: sha1WithRSAEncryption | 
|  | Issuer: CN = Test CA | 
|  | Validity | 
|  | Not Before: Jan  1 00:00:00 2017 GMT | 
|  | Not After : Jan  1 00:00:00 2018 GMT | 
|  | Subject: CN = Test Intermediate CA | 
|  | Subject Public Key Info: | 
|  | Public Key Algorithm: rsaEncryption | 
|  | RSA Public-Key: (1024 bit) | 
|  | Modulus: | 
|  | 00:c5:fb:81:a7:1b:6a:61:38:1c:6a:de:dd:db:22: | 
|  | 61:64:7a:22:a3:3b:1d:e5:92:54:17:ad:39:2e:fe: | 
|  | 81:ff:46:0a:70:d6:84:a5:d5:bd:05:d3:f2:a5:98: | 
|  | 90:fd:e4:ff:d8:d2:cf:7c:d1:f2:78:0d:4a:a1:80: | 
|  | c8:6a:70:75:84:04:c1:c2:4b:af:17:9b:a2:29:2b: | 
|  | a7:be:f1:f9:19:80:f3:6a:d4:10:28:51:38:26:97: | 
|  | ed:ad:06:96:85:a7:b7:7c:78:38:90:44:df:d7:10: | 
|  | e4:52:a2:49:22:6c:98:71:51:f5:b2:13:6a:7f:08: | 
|  | 34:7c:d0:c6:99:6f:79:98:f9 | 
|  | Exponent: 65537 (0x10001) | 
|  | Signature Algorithm: sha1WithRSAEncryption | 
|  | 7d:67:0f:39:4e:7c:e3:ba:f2:63:b9:ed:6e:ec:61:f2:8a:4f: | 
|  | 1e:82:e2:4b:44:04:f8:a5:a1:5a:bc:8c:72:91:6d:bf:03:27: | 
|  | 21:10:9e:5c:8a:cf:4b:87:83:e0:c2:d7:72:55:d5:42:d3:d1: | 
|  | 2b:76:b3:42:84:e0:e8:3b:80:b2:5f:55:e7:e0:f6:b6:21:c6: | 
|  | fd:91:b5:c9:ba:fa:d8:ba:5c:8b:e1:f6:de:5d:cf:39:e6:92: | 
|  | 22:85:31:1f:c3:ed:19:db:0a:0b:f9:ef:a7:36:4d:e1:54:af: | 
|  | 8e:c0:59:25:43:e5:69:47:c4:e0:00:1e:21:eb:e6:b4:13:8f: | 
|  | 30:01 | 
|  | -----BEGIN CA CERTIFICATE----- | 
|  | MIIBqTCCARKgAwIBAgIBATANBgkqhkiG9w0BAQUFADASMRAwDgYDVQQDDAdUZXN0IENBMCIYDzI | 
|  | wMTcwMTAxMDAwMDAwWhgPMjAxODAxMDEwMDAwMDBaMB8xHTAbBgNVBAMMFFRlc3QgSW50ZXJtZW | 
|  | RpYXRlIENBMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDF+4GnG2phOBxq3t3bImFkeiKjO | 
|  | x3lklQXrTku/oH/Rgpw1oSl1b0F0/KlmJD95P/Y0s980fJ4DUqhgMhqcHWEBMHCS68Xm6IpK6e+ | 
|  | 8fkZgPNq1BAoUTgml+2tBpaFp7d8eDiQRN/XEORSokkibJhxUfWyE2p/CDR80MaZb3mY+QIDAQA | 
|  | BMA0GCSqGSIb3DQEBBQUAA4GBAH1nDzlOfOO68mO57W7sYfKKTx6C4ktEBPiloVq8jHKRbb8DJy | 
|  | EQnlyKz0uHg+DC13JV1ULT0St2s0KE4Og7gLJfVefg9rYhxv2Rtcm6+ti6XIvh9t5dzznmkiKFM | 
|  | R/D7RnbCgv576c2TeFUr47AWSVD5WlHxOAAHiHr5rQTjzAB | 
|  | -----END CA CERTIFICATE----- | 
|  |  | 
|  | $ openssl x509 -text < [CERTIFICATE] | 
|  | Certificate: | 
|  | Data: | 
|  | Version: 3 (0x2) | 
|  | Serial Number: 4 (0x4) | 
|  | Signature Algorithm: sha1WithRSAEncryption | 
|  | Issuer: CN = Test Intermediate CA | 
|  | Validity | 
|  | Not Before: Jan  1 00:00:00 2017 GMT | 
|  | Not After : Jan  1 00:00:00 2018 GMT | 
|  | Subject: CN = Test Cert | 
|  | Subject Public Key Info: | 
|  | Public Key Algorithm: rsaEncryption | 
|  | RSA Public-Key: (1024 bit) | 
|  | Modulus: | 
|  | 00:d1:d2:a7:fd:5f:56:b8:4a:4a:00:c4:f0:36:48: | 
|  | 0d:99:1e:ba:ca:8d:8c:0e:e9:5a:f4:31:94:26:f4: | 
|  | 24:77:0c:2d:76:39:fe:1e:51:9c:b1:3a:b2:61:ae: | 
|  | f6:2b:41:46:92:81:b4:1e:35:73:bb:df:53:d6:63: | 
|  | a4:07:58:e9:0a:40:7a:b7:71:a3:fd:7d:6a:3f:23: | 
|  | ee:5e:76:90:3f:60:ea:85:6b:74:1b:1f:6a:40:27: | 
|  | 37:7f:ac:6e:97:ee:13:f7:cb:81:44:26:f3:25:48: | 
|  | 56:40:ef:33:84:c8:d7:52:66:8a:40:35:ed:ec:67: | 
|  | 95:c1:35:46:9e:db:9b:ce:9b | 
|  | Exponent: 65537 (0x10001) | 
|  | Signature Algorithm: sha1WithRSAEncryption | 
|  | 8e:94:5a:91:44:aa:ab:e4:bf:c4:ca:a3:ee:10:67:2d:3e:d5: | 
|  | ac:b8:90:8b:4e:7f:3e:bc:83:bb:b2:c9:0c:a2:ae:fb:6c:b3: | 
|  | 5d:b7:40:20:9f:9b:7c:3d:5f:67:bc:0e:f9:20:bc:24:67:27: | 
|  | a9:2e:81:08:e5:3f:ad:e9:b7:eb:a9:c5:58:55:55:f3:26:17: | 
|  | 26:46:5f:ef:20:38:c9:f2:81:ba:39:d9:28:4b:e8:83:ff:d7: | 
|  | 2e:87:72:36:77:0f:46:9b:a1:fe:d8:d8:20:50:68:c1:7b:66: | 
|  | 82:5d:62:94:90:98:71:8b:b9:83:69:a8:65:a4:58:5d:ce:90: | 
|  | 0a:53 | 
|  | -----BEGIN CERTIFICATE----- | 
|  | MIIBqzCCARSgAwIBAgIBBDANBgkqhkiG9w0BAQUFADAfMR0wGwYDVQQDDBRUZXN0IEludGVybWV | 
|  | kaWF0ZSBDQTAiGA8yMDE3MDEwMTAwMDAwMFoYDzIwMTgwMTAxMDAwMDAwWjAUMRIwEAYDVQQDDA | 
|  | lUZXN0IENlcnQwgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBANHSp/1fVrhKSgDE8DZIDZkeu | 
|  | sqNjA7pWvQxlCb0JHcMLXY5/h5RnLE6smGu9itBRpKBtB41c7vfU9ZjpAdY6QpAerdxo/19aj8j | 
|  | 7l52kD9g6oVrdBsfakAnN3+sbpfuE/fLgUQm8yVIVkDvM4TI11JmikA17exnlcE1Rp7bm86bAgM | 
|  | BAAEwDQYJKoZIhvcNAQEFBQADgYEAjpRakUSqq+S/xMqj7hBnLT7VrLiQi05/PryDu7LJDKKu+2 | 
|  | yzXbdAIJ+bfD1fZ7wO+SC8JGcnqS6BCOU/rem366nFWFVV8yYXJkZf7yA4yfKBujnZKEvog//XL | 
|  | odyNncPRpuh/tjYIFBowXtmgl1ilJCYcYu5g2moZaRYXc6QClM= | 
|  | -----END CERTIFICATE----- | 
|  |  | 
|  | $ openssl asn1parse -i < [OCSP REQUEST] | 
|  | 0:d=0  hl=2 l=  66 cons: SEQUENCE | 
|  | 2:d=1  hl=2 l=  64 cons:  SEQUENCE | 
|  | 4:d=2  hl=2 l=  62 cons:   SEQUENCE | 
|  | 6:d=3  hl=2 l=  60 cons:    SEQUENCE | 
|  | 8:d=4  hl=2 l=  58 cons:     SEQUENCE | 
|  | 10:d=5  hl=2 l=   9 cons:      SEQUENCE | 
|  | 12:d=6  hl=2 l=   5 prim:       OBJECT            :sha1 | 
|  | 19:d=6  hl=2 l=   0 prim:       NULL | 
|  | 21:d=5  hl=2 l=  20 prim:      OCTET STRING      [HEX DUMP]:449B1C5B31C6E9990966523E49C3F773C024190A | 
|  | 43:d=5  hl=2 l=  20 prim:      OCTET STRING      [HEX DUMP]:7F765910653BB5704124C41E94AEFCF940431A66 | 
|  | 65:d=5  hl=2 l=   1 prim:      INTEGER           :04 | 
|  | -----BEGIN OCSP REQUEST----- | 
|  | MEIwQDA+MDwwOjAJBgUrDgMCGgUABBREmxxbMcbpmQlmUj5Jw/dzwCQZCgQUf3ZZEGU7tXBBJMQ | 
|  | elK78+UBDGmYCAQQ= | 
|  | -----END OCSP REQUEST----- |