halls.imperial.ac.uk

- Imperial College of Science, Technology and Medicine -

Issued by TERENA SSL CA

About this certificate

This digital certificate with serial number a0:1e:22:6f:c4:fa:82:a1:52:fa:d4:43:24:0c:b1:64 was issued on by TERENA.

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Imperial College of Science, Technology and Medicine

Organization: Imperial College of Science, Technology and Medicine
Organization unit: ICT
State / Province: England
Locality: London
Country: GB

TERENA

Organization: TERENA
Country: NL

This certificate has expire since

Certificate Details

Serial Number (hex): a0:1e:22:6f:c4:fa:82:a1:52:fa:d4:43:24:0c:b1:64
Serial Number (int): 212832946688557057997036116149623632228
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: c3:08:aa:fc:d4:f9:6e:d8:f6:0f:5a:1e:41:3d:51:50:71:d3:25:e6
AuthorityKeyId: 0c:bd:93:68:0c:f3:de:ab:a3:49:6b:2b:37:57:47:ea:90:e3:b9:ed

Fingerprint (sha1): 43:06:fc:12:ab:df:4a:5f:c2:43:25:ec:86:ef:1f:11:ab:e8:ac:37
Fingerprint (sha256): 0e:52:0c:ef:aa:92:06:69:48:37:e1:c7:10:9b:ae:76:29:07:66:c9:37:13:93:ac:c3:b8:8f:2f:ba:96:23:7e

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 halls.imperial.ac.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for halls.imperial.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

halls.imperial.ac.uk

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Certificate

The complete raw certificate details for halls.imperial.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwv5T74Soi91vIhnrVKPe
/JJJOOp196G0pmCH/EFkq7lHAcJuypYIPE7IqgQziLYQWNTbzPYNvPgHhiqDrmTk
7Da7PLzTpCqoqTNi7RXa8tKp4RvBYIfzXD7GDHbxYnyFL7jhOwSNdfvUTePa5Pux
UXLFnYrujiC86umtE0ShLCntarA7kB9xOhmb6EBaTn9UFpCjwomUft9Nqn8r8A+W
XjkR3TF3EedpLv9SQJn7RHywhYoHmLVg5a1/B3PgLf3doyiZzoI8bLDq2aQDMM1Q
WnV0x5OHQZg2xcYwxGMAp3tb1fqV3TqZ8Tr/0S9noVij5WRGdQwf9a9U7MaNjAbo
WwIDAQAB
-----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 212832946688557057997036116149623632228
 . . . . . . . . [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 2011-07-25 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-07-24 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 'England'
 . . . . . . . . . . . . [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 'Imperial College of Science, Technology and Medicine'
 . . . . . . . . . . . . [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 'ICT'
 . . . . . . . . . . . . [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 'halls.imperial.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 24615644912076415170326505353081946651522207347750371058802640201249905299611896789690680014198474474503393717963860216037063371183362219088762620245143663251111913588326021277990605699479412062934923077815667711094332242001699862739012698962209424083975689148465365457338432111121346946271910974738078094187852071723255016236295959431297631524327612706462687108830731483868044917486054309312484992456939879975422863983458627412812907242956057096776081546889380620400873800905644106762557212799858419661962807886908669879863428906943268143518546648549085295948426460646708679143798184130971480281738244338272612837467
 . . . . . . . . . . . . . . . . . . . . [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)
							c308aafcd4f96ed8f60f5a1e413d515071d325e6
 . . . . . . . . . . . . . . . . [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 
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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)
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 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'halls.imperial.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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