sso.clarku.edu

Issued by GeoTrust SSL CA

About this certificate


This digital certificate with serial number 01:52:5e was issued on by GeoTrust, Inc. .

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com.

Cerificate errors/warnings *beta

  • ERROR: businessCategory is required for [EV] certificates
  • ERROR: jurisdictionCountryName is required for [EV] certificates

Clark University

Company registration number: g20mGXJSlddnvvc6KzCyoCAVdwfLlzBo
Organization: Clark University
Organization unit: Information Technology Services
State / Province: Massachusetts
Locality: Worcester
Country: US

GeoTrust, Inc.

Organization: GeoTrust, Inc.
State / Province: Massachusetts
Locality: Worcester
Country: US

Time untill certificate expires

This certificate will expire on

Certificate Details

Serial Number (hex): 01:52:5e
Serial Number (int): 86622
Serial Number lenght: 17 bits, 3 octets

SubjectKeyId: 8a:c7:1b:05:1c:80:9b:89:c5:a8:06:74:26:5c:ff:39:0f:a0:24:38
AuthorityKeyId: 42:79:54:1b:61:cd:55:2b:3e:63:d5:3c:48:57:f5:9f:fb:45:ce:4a

Fingerprint (sha1): da:e6:ff:ed:2f:9e:19:9e:19:54:c1:85:e1:a6:fb:e0:9f:fe:2f:f9
Fingerprint (sha256): d0:95:50:9e:96:25:21:7c:d4:d8:2f:06:45:13:74:62:cc:cd:44:66:3d:8d:bf:e5:bc:96:49:7e:3c:a2:71:ca

Issuing Certificate URL: http://gtssl-aia.geotrust.com/gtssl.crt

Revocation information

CRL Distribution Point: http://gtssl-crl.geotrust.com/crls/gtssl.crl

Check the revocation status for the current certificate on sso.clarku.edu
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
Data Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 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: sso.clarku.edu

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIEojCCA4qgAwIBAgIDAVJeMA0GCSqGSIb3DQEBBQUAMEAxCzAJBgNVBAYTAlVT MRcwFQYDVQQKEw5HZW9UcnVzdCwgSW5jLjEYMBYGA1UEAxMPR2VvVHJ1c3QgU1NM IENBMB4XDTEyMDQwMTE1NTkyNloXDTE3MDYwMjEwMjM0NFowgcIxKTAnBgNVBAUT IGcyMG1HWEpTbGRkbnZ2YzZLekN5b0NBVmR3ZkxsekJvMQswCQYDVQQGEwJVUzEW MBQGA1UECBMNTWFzc2FjaHVzZXR0czESMBAGA1UEBxMJV29yY2VzdGVyMRkwFwYD VQQKExBDbGFyayBVbml2ZXJzaXR5MSgwJgYDVQQLEx9JbmZvcm1hdGlvbiBUZWNo bm9sb2d5IFNlcnZpY2VzMRcwFQYDVQQDEw5zc28uY2xhcmt1LmVkdTCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBAM2mKSeKFcEi136m9YNdr5YSzthC1ZG2 jTn4AkXEBVkm/nQJV2Gu8EzwyiuCIIfQSletgM+YrCNlevU8Dl8f8+jPHm2Fz6Y9 1mGsbEssCu/N6jsZKnrI2cejGuJIfg4LeAzQsCaMwQ0KViYVyRnvOKHGfLLlYSBX k5GWkMfM/tVs45SB7yylUtnsSnNMNRI1DRaxjIBJOObPB0QdYmhrkU4CdL4RpEi0 K4mUzQDAOC9rhnEYl+5Nay/7fOhZg3BVOTld9c3nHwfQwwc1U79T4TPYIK6TVMKQ Ys5OHCORzy7/0wG57JxfjcLGztSN0irkVZty0jNarFcPFVBpxsv+QN0CAwEAAaOC ASAwggEcMB8GA1UdIwQYMBaAFEJ5VBthzVUrPmPVPEhX9Z/7Rc5KMA4GA1UdDwEB /wQEAwIEsDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwGQYDVR0RBBIw EIIOc3NvLmNsYXJrdS5lZHUwPQYDVR0fBDYwNDAyoDCgLoYsaHR0cDovL2d0c3Ns LWNybC5nZW90cnVzdC5jb20vY3Jscy9ndHNzbC5jcmwwHQYDVR0OBBYEFIrHGwUc gJuJxagGdCZc/zkPoCQ4MAwGA1UdEwEB/wQCMAAwQwYIKwYBBQUHAQEENzA1MDMG CCsGAQUFBzAChidodHRwOi8vZ3Rzc2wtYWlhLmdlb3RydXN0LmNvbS9ndHNzbC5j cnQwDQYJKoZIhvcNAQEFBQADggEBABgnbeE/xRGQqTIr1RWWed/1m+EOxBpShh4N mblWNQmF1AHJCiZ8HPP/DJ2+L7u5H3iUXdpHBTGQMl8LQ9bjmhaV0WhrVPLMwXAU bFHjTIio0fnYH3QAdVkCjOLBkr6Z3xe+5NSNvL0hTPDBxj7VSBhDsRsootUYPx4p PN0aklau8kG2hMvC9VTpBFSwMWvJrvmC2GrGCWQU7U0E8CsF524H96aT2tbk2Jvu IoXRvn28Vic0LnHBh2tA+MuzWjSow0pjGNZeeT0RmmkXvQBmjVy8X7+19pdOSzdf LmAbEw5PEaLBhs0pNr2QMXzgIeHYbEd2ZsuDBHlywk5JlivSGhg= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzaYpJ4oVwSLXfqb1g12v lhLO2ELVkbaNOfgCRcQFWSb+dAlXYa7wTPDKK4Igh9BKV62Az5isI2V69TwOXx/z 6M8ebYXPpj3WYaxsSywK783qOxkqesjZx6Ma4kh+Dgt4DNCwJozBDQpWJhXJGe84 ocZ8suVhIFeTkZaQx8z+1WzjlIHvLKVS2exKc0w1EjUNFrGMgEk45s8HRB1iaGuR TgJ0vhGkSLQriZTNAMA4L2uGcRiX7k1rL/t86FmDcFU5OV31zecfB9DDBzVTv1Ph M9ggrpNUwpBizk4cI5HPLv/TAbnsnF+NwsbO1I3SKuRVm3LSM1qsVw8VUGnGy/5A 3QIDAQAB -----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 86622 . . . . . . . . [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 'US' . . . . . . . . . . . . [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 'GeoTrust, Inc.' . . . . . . . . . . . . [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 'GeoTrust SSL CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-04-01 15:59:26 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-06-02 10:23:44 +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 2.5.4.5 (serialNumber) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'g20mGXJSlddnvvc6KzCyoCAVdwfLlzBo' . . . . . . . . . . . . [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 'US' . . . . . . . . . . . . [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 'Massachusetts' . . . . . . . . . . . . [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 'Worcester' . . . . . . . . . . . . [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 'Clark 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 'Information Technology Services' . . . . . . . . . . . . [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 'sso.clarku.edu' . . . . . . . . [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 25960789442418594144407154339329685369361101891219044817023467429956477293938846897978544824403070611395081826125268610633591016327623515430787341559235512314543856355765303273154817606445858653346019071005558327017982130216372933596241644616272165879061980544944297670696971041468460842685473719564858287133918052120345622120844481181957020460826604363402380773039253002757172052163881947051540207025950721063092041117590759736689898446380208608152446913854123723431317689491107698920303177722291286904383384747829144235122541025783487281965423775791314060791185857480652249704799356963921010512457668276458765566173 . . . . . . . . . . . . . . . . . . . . [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 4279541b61cd552b3e63d53c4857f59ffb45ce4a . . . . . . . . . . . . . . . . [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 (4 bits) 04b0 . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (18 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sso.clarku.edu' . . . . . . . . . . . . . . . . [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 (54 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://gtssl-crl.geotrust.com/crls/gtssl.crl' . . . . . . . . . . . . . . . . [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) 8ac71b051c809b89c5a80674265cff390fa02438 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (55 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://gtssl-aia.geotrust.com/gtssl.crt' . . . . [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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