websites.cs.cf.ac.uk

- Cardiff University -

Issued by TERENA SSL CA

About this certificate

This digital certificate with serial number 1d:2b:97:56:e0:77:5f:8a:ba:cc:11:62:fe:3e:76:eb was issued on by TERENA.

This 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. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Cardiff University

Organization: Cardiff University
Organization unit: Cardiff School of Computer Science & Informatics
State / Province: Wales
Locality: Cardiff
Country: GB

TERENA

Organization: TERENA
Country: NL

This certificate has expire since

Certificate Details

Serial Number (hex): 1d:2b:97:56:e0:77:5f:8a:ba:cc:11:62:fe:3e:76:eb
Serial Number (int): 38773950169620641087646408727538333419
Serial Number lenght: 125 bits, 16 octets

SubjectKeyId: 35:09:8e:39:52:aa:a9:db:30:90:96:89:12:9e:16:06:55:53:00:97
AuthorityKeyId: 0c:bd:93:68:0c:f3:de:ab:a3:49:6b:2b:37:57:47:ea:90:e3:b9:ed

Fingerprint (sha1): ad:99:c5:08:da:dc:69:e5:cb:85:17:1a:a6:8d:36:eb:28:b5:17:b0
Fingerprint (sha256): 05:06:56:e5:4f:1a:56:cc:f7:cd:dd:5f:e6:94:8f:ec:53:79:7e:19:c8:f0:45:3f:fa:cb:11:59:c5:58:dd:85

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 certificate websites.cs.cf.ac.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for websites.cs.cf.ac.uk

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

websites.cs.cf.ac.uk

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Certificate

The complete raw certificate details for websites.cs.cf.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5RfJ62axB1ZNBca/BQDw
M9xK/Is32WGRIOtsAZHPP6Hl/0PNPHH8bAqmaKUvZsVkhwdz3EAVrX58oNoXPqvT
7lOuMj1oFXxwS4ZepUMEbkuUBDbXlU6/QSxalaZOYApXFHYtSLvkLU72xjQBJPNc
kObJQO0WChXbRCx1lMNqqQcAqFQE7BJIMd5P/eanxknkKnYNok1LEqvhnY7SdgCK
L6h+BGXciMxKWYHndN4Lo+qei1kSrPSTCfqMf5jHsEV/ju9gwJ1rONiFXEO9zYUw
EER/9o1bcJM/rha7+pt7t6FlUbVKtyMpRmyr2pqxrOwCmfBNAmGDmhAuaz/2+p3j
5QIDAQAB
-----END PUBLIC KEY-----

ASN.1 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 38773950169620641087646408727538333419
 . . . . . . . . [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 2012-08-03 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-08-03 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 'Wales'
 . . . . . . . . . . . . [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 'Cardiff'
 . . . . . . . . . . . . [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 'Cardiff 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:20|false] TeletexString, T61String 'Cardiff School of Computer Science & Informatics'
 . . . . . . . . . . . . [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 'websites.cs.cf.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 28920302506166118184910484701338249448723427854842427191599543576906201462702998736245673003963802071331731946590342612230047137050157709391618822163987512625954228358613632211106827362389660302462982616888210229158281788899111928476490218673647630282360148311666486612916064655547294083902262539566054986591823878042857734273325528557868742999775840604508829931522931987664340461914697329965189143127805140332766915565523297768989580920938454711733610285826775356540868173391565957588151805104503304122630869489017410995388471263950293641866463792590410749049824117886862263836629728599780178763153240396332550448101
 . . . . . . . . . . . . . . . . . . . . [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)
							35098e3952aaa9db30909689129e160655530097
 . . . . . . . . . . . . . . . . [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 'websites.cs.cf.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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