casslearn.city.ac.uk

Issued by TERENA SSL CA

About this certificate


This digital certificate with serial number ac:fe:36:0e:49:51:4a:b9:e4:fe:1a:a4:2d:9b:6d:e5 was issued on by TERENA .

While the certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates.

City University

Organization: City University
Organization unit: Cass
State / Province: London
Locality: London
Country: GB

TERENA

Organization: TERENA
State / Province: London
Locality: London
Country: GB

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): ac:fe:36:0e:49:51:4a:b9:e4:fe:1a:a4:2d:9b:6d:e5
Serial Number (int): 229947155059076930339620196244273196517
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: f9:56:72:d0:0e:51:57:45:31:d8:16:41:86:bc:89:66:d1:c9:10:11
AuthorityKeyId: 0c:bd:93:68:0c:f3:de:ab:a3:49:6b:2b:37:57:47:ea:90:e3:b9:ed

Fingerprint (sha1): f8:7c:e6:2c:86:7a:99:17:ba:e1:f1:e1:1c:3b:e7:8a:e3:f0:b1:70
Fingerprint (sha256): a3:d4:41:1c:84:4f:7e:f2:5b:7c:c2:9d:c3:21:17:e2:e3:33:ed:19:2f:8d:f0:c5:89:88:db:03:38:1e:4d:8c

Issuing Certificate URL: http://crt.tcs.terena.org/TERENASSLCA.crt

Revocation information

OCSP Server: http://ocsp.tcs.terena.org
CRL Distribution Point: http://crl.tcs.terena.org/TERENASSLCA.crl

Check the revocation status for the current certificate on casslearn.city.ac.uk
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA



Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

This certificate doesn't contain any other subject alternative names besides the common name of the subject: casslearn.city.ac.uk

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIEoTCCA4mgAwIBAgIRAKz+Ng5JUUq55P4apC2bbeUwDQYJKoZIhvcNAQEFBQAw NjELMAkGA1UEBhMCTkwxDzANBgNVBAoTBlRFUkVOQTEWMBQGA1UEAxMNVEVSRU5B IFNTTCBDQTAeFw0xMjA5MTkwMDAwMDBaFw0xMzA5MTkyMzU5NTlaMHcxCzAJBgNV BAYTAkdCMQ8wDQYDVQQIEwZMb25kb24xDzANBgNVBAcTBkxvbmRvbjEYMBYGA1UE ChMPQ2l0eSBVbml2ZXJzaXR5MQ0wCwYDVQQLEwRDYXNzMR0wGwYDVQQDExRjYXNz bGVhcm4uY2l0eS5hYy51azCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB ALXxtTMwuioFsRgtFNW8d4IHtO1saqLdPWbH4jT1SoQohyeflbAJsKspdmW6hoFV rWy0yZR3JRhpObVeMjVE72AyzYMFtS3AsN5TyrJKFzgVaRBQ6I/MDm8UwQuAOMe4 IZiIny0ifoC9wfRA1HIAa2j2XOqfpwgFwxOu810uOIalTExRTLl+hXOz61JmKPgC qtmuuPbTU8ERj2hvVlvm16AfUS14Q/ghp9GlZwQYrRMyMaKSorEXf9qKe3GJZ0gc TKRUaE5ewmOGMt8PMZy6tJnwPoT0cXUdvguVIkiov42euulVM7cvviYy7+VnFoN/ Wmip2O77rg84vkdNCZRdrBUCAwEAAaOCAWcwggFjMB8GA1UdIwQYMBaAFAy9k2gM 896ro0lrKzdXR+qQ47ntMB0GA1UdDgQWBBT5VnLQDlFXRTHYFkGGvIlm0ckQETAO BgNVHQ8BAf8EBAMCBaAwDAYDVR0TAQH/BAIwADAdBgNVHSUEFjAUBggrBgEFBQcD AQYIKwYBBQUHAwIwGAYDVR0gBBEwDzANBgsrBgEEAbIxAQICHTA6BgNVHR8EMzAx MC+gLaArhilodHRwOi8vY3JsLnRjcy50ZXJlbmEub3JnL1RFUkVOQVNTTENBLmNy bDBtBggrBgEFBQcBAQRhMF8wNQYIKwYBBQUHMAKGKWh0dHA6Ly9jcnQudGNzLnRl cmVuYS5vcmcvVEVSRU5BU1NMQ0EuY3J0MCYGCCsGAQUFBzABhhpodHRwOi8vb2Nz cC50Y3MudGVyZW5hLm9yZzAfBgNVHREEGDAWghRjYXNzbGVhcm4uY2l0eS5hYy51 azANBgkqhkiG9w0BAQUFAAOCAQEAnXbjeTRDXKpUzGr1/st7TVcVEfh8vy/ajFGn nUefBXV6hu0L8+OAnY/5x3gP8ThMr6NBavoAjLWZ5PK7TXgx/OrvW12HrJxsF/33 UzBU9MfnHujBjyFstPan/aRbjDCzW3xc0vDNml0U5NtsgnugApLVbWnJULUk+g2V mstdR2mNNSXufjpiA35x3Hrz9wwvONgUi5TTJkKZHVS34IqnEhdmATC3RP/9B/ZH MMU+xmxbs7BgcJzw8DIBXHHVHNh9boT3TXap1CPHrOOMry8/brWVpE9hWXpQ6tmt EhUNAzQCHB4u8Jk2cUBVexnB4QqlIWu+evJUDNJnk3saXgeG+w== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtfG1MzC6KgWxGC0U1bx3 gge07Wxqot09ZsfiNPVKhCiHJ5+VsAmwqyl2ZbqGgVWtbLTJlHclGGk5tV4yNUTv YDLNgwW1LcCw3lPKskoXOBVpEFDoj8wObxTBC4A4x7ghmIifLSJ+gL3B9EDUcgBr aPZc6p+nCAXDE67zXS44hqVMTFFMuX6Fc7PrUmYo+AKq2a649tNTwRGPaG9WW+bX oB9RLXhD+CGn0aVnBBitEzIxopKisRd/2op7cYlnSBxMpFRoTl7CY4Yy3w8xnLq0 mfA+hPRxdR2+C5UiSKi/jZ666VUzty++JjLv5WcWg39aaKnY7vuuDzi+R00JlF2s FQIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded

[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 229947155059076930339620196244273196517 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'NL' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'TERENA' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'TERENA SSL CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-09-19 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-09-19 23:59:59 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GB' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'London' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'London' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'City University' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Cass' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'casslearn.city.ac.uk' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22968323763420859202134108462815318992981080760461610766559665150113126894886618503782970143828491586232828294117324337622402451015152174336300364350625565169469682907448840888897606613109039629073638283198702130623466153712222999050552516654784565804885357539818549832868725410684556340432087297193034267720690025326991636426312540799053512637094502366177844160788789215414339340969921198113306096255314194540408985743174544907183383899038756361630051447076867743696077603838041449981550444503631505235512056757398301174299422075678471111519503845744689080256012383975641132042395631063195281242072953994836648504341 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 0cbd93680cf3deaba3496b2b375747ea90e3b9ed . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) f95672d00e51574531d8164186bc8966d1c91011 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.29 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (51 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.tcs.terena.org/TERENASSLCA.crl' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (97 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.tcs.terena.org/TERENASSLCA.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.tcs.terena.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'casslearn.city.ac.uk' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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