hkuportal.hku.hk

Issued by GeoTrust DV SSL CA

About this certificate


This digital certificate with serial number 08:e4:7a was issued on by GeoTrust Inc. .

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.

hkuportal.hku.hk

Company registration number: v-MJ05/mZVg4h5YaFrrpzK58jPR/epJP
Organization unit: GT86311881
Organization unit: See www.geotrust.com/resources/cps (c)14
Organization unit: Domain Control Validated - QuickSSL(R) Premium

GeoTrust Inc.

Organization: GeoTrust Inc.
Organization unit: Domain Validated SSL

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 08:e4:7a
Serial Number (int): 582778
Serial Number lenght: 20 bits, 3 octets

SubjectKeyId: 4f:fa:54:5c:d5:4b:87:89:1b:65:de:1c:15:84:71:52:dd:11:fa:6a
AuthorityKeyId: 8c:f4:d9:93:0a:47:bc:00:a0:4a:ce:4b:75:6e:a0:b6:b0:b2:7e:fc

Fingerprint (sha1): 08:bc:5d:ce:38:8a:79:6d:27:ac:cd:ae:ae:43:1e:e9:f7:4f:9d:1a
Fingerprint (sha256): ce:5a:3e:64:02:67:0d:29:45:20:69:ef:eb:ec:0e:26:b8:9f:75:18:5f:66:17:41:35:a4:0a:b2:9a:37:fb:29

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

Revocation information

OCSP Server: http://gtssldv-ocsp.geotrust.com
CRL Distribution Point: http://gtssldv-crl.geotrust.com/crls/gtssldv.crl

Check the revocation status for the current certificate on hkuportal.hku.hk
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

SHA256 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: hkuportal.hku.hk

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFTjCCBDagAwIBAgIDCOR6MA0GCSqGSIb3DQEBCwUAMGExCzAJBgNVBAYTAlVT MRYwFAYDVQQKEw1HZW9UcnVzdCBJbmMuMR0wGwYDVQQLExREb21haW4gVmFsaWRh dGVkIFNTTDEbMBkGA1UEAxMSR2VvVHJ1c3QgRFYgU1NMIENBMB4XDTE0MDQwMTIx MDQyNVoXDTE2MDcwMzE3MDU0N1owgccxKTAnBgNVBAUTIHYtTUowNS9tWlZnNGg1 WWFGcnJweks1OGpQUi9lcEpQMRMwEQYDVQQLEwpHVDg2MzExODgxMTEwLwYDVQQL EyhTZWUgd3d3Lmdlb3RydXN0LmNvbS9yZXNvdXJjZXMvY3BzIChjKTE0MTcwNQYD VQQLEy5Eb21haW4gQ29udHJvbCBWYWxpZGF0ZWQgLSBRdWlja1NTTChSKSBQcmVt aXVtMRkwFwYDVQQDExBoa3Vwb3J0YWwuaGt1LmhrMIIBIjANBgkqhkiG9w0BAQEF AAOCAQ8AMIIBCgKCAQEAnKSB7AlShV2V7USLF90EbrHg3Ip50/hM3PchmMj9b62i Ktndrj7rue9uCqL7tf4rwP4d+7+fAOlbYwVHq68ceKl/OVQ7u1h+mJbFQnTZjnUg Vrdg2+zrt01kG/BtmvF6OyDqaZyvem4dijNjJq0LqaPmQKX604pVJvVLHrXqdCB0 Yf3TyG628sgurQ6YgYxvpy21FAgDfH8J8qt5rBSSvfqpciT+aljArNoyc8rZH0tZ JXaU0CpGtKIinKNa8IH0fIuFZf4DZBE7JichodpuNhZJjSCS525GXPBgCQi4g5Y/ U0Hw+60/n9U9vVaH1AyS5j+DjG79qgyWzMYspb9duQIDAQABo4IBpjCCAaIwHwYD VR0jBBgwFoAUjPTZkwpHvACgSs5LdW6gtrCyfvwwDgYDVR0PAQH/BAQDAgWgMB0G A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAbBgNVHREEFDASghBoa3Vwb3J0 YWwuaGt1LmhrMEEGA1UdHwQ6MDgwNqA0oDKGMGh0dHA6Ly9ndHNzbGR2LWNybC5n ZW90cnVzdC5jb20vY3Jscy9ndHNzbGR2LmNybDAdBgNVHQ4EFgQUT/pUXNVLh4kb Zd4cFYRxUt0R+mowDAYDVR0TAQH/BAIwADB1BggrBgEFBQcBAQRpMGcwLAYIKwYB BQUHMAGGIGh0dHA6Ly9ndHNzbGR2LW9jc3AuZ2VvdHJ1c3QuY29tMDcGCCsGAQUF BzAChitodHRwOi8vZ3Rzc2xkdi1haWEuZ2VvdHJ1c3QuY29tL2d0c3NsZHYuY3J0 MEwGA1UdIARFMEMwQQYKYIZIAYb4RQEHNjAzMDEGCCsGAQUFBwIBFiVodHRwOi8v d3d3Lmdlb3RydXN0LmNvbS9yZXNvdXJjZXMvY3BzMA0GCSqGSIb3DQEBCwUAA4IB AQB61+oEBOcc5b5d6dSLmAWtxorbt8TerW/i3TYppMcYR4kA5thZ70UKoPPJYnkA nXVDITXbI+YAHG4y/QezT69nNmZbiI9Q0LDaayBqTIEjEylm+yhJpBXa/REUmjoa y6zOc3Li56uk6ImKHrymMPxQwaoJdhdBlxP+RXOw6ZIISKIsZ0Vg+7Hj4Gg/rUBs zPZfBd/B4yqNqD4hnf2e4YwLh7MRm7aUR3Igzrk7h8+DSMqHsrmm8qGykfHlcZsM s4BJmy8UDCms81BDFuOpCLT0pKZnqk6WYp0dY657ZjfHdLVwJovH/tC9BD9/ffg4 eBXkXu3Ei2kMzSKMjRWRgI8z -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnKSB7AlShV2V7USLF90E brHg3Ip50/hM3PchmMj9b62iKtndrj7rue9uCqL7tf4rwP4d+7+fAOlbYwVHq68c eKl/OVQ7u1h+mJbFQnTZjnUgVrdg2+zrt01kG/BtmvF6OyDqaZyvem4dijNjJq0L qaPmQKX604pVJvVLHrXqdCB0Yf3TyG628sgurQ6YgYxvpy21FAgDfH8J8qt5rBSS vfqpciT+aljArNoyc8rZH0tZJXaU0CpGtKIinKNa8IH0fIuFZf4DZBE7Jichodpu NhZJjSCS525GXPBgCQi4g5Y/U0Hw+60/n9U9vVaH1AyS5j+DjG79qgyWzMYspb9d uQIDAQAB -----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 582778 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [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 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Validated SSL' . . . . . . . . . . . . [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 DV SSL CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-04-01 21:04:25 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-07-03 17:05:47 +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 'v-MJ05/mZVg4h5YaFrrpzK58jPR/epJP' . . . . . . . . . . . . [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 'GT86311881' . . . . . . . . . . . . [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 'See www.geotrust.com/resources/cps (c)14' . . . . . . . . . . . . [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 'Domain Control Validated - QuickSSL(R) Premium' . . . . . . . . . . . . [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 'hkuportal.hku.hk' . . . . . . . . [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 19774297250286964687116295563573055865793243007131734696431297059374569765525540193524338294527260604189573417533856577201524783203748976332945536985481641990793406683982592766460022517573402674836223449860664618497093165285536166228535984618176749085267830329505369999438778369358033031979482860278406983707515830568954787940361416176649954869678710501231217424218226861949844497217117866165633363766973276151606902554945498424973948088468918652004907054612763217928094842785343514963382768651207891220606518484501859970580788337945710619313451425255783204991322852136955957387756161125068050209549100735441143815609 . . . . . . . . . . . . . . . . . . . . [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 8cf4d9930a47bc00a04ace4b756ea0b6b0b27efc . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hkuportal.hku.hk' . . . . . . . . . . . . . . . . [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 (58 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://gtssldv-crl.geotrust.com/crls/gtssldv.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) 4ffa545cd54b87891b65de1c15847152dd11fa6a . . . . . . . . . . . . . . . . [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 (105 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gtssldv-ocsp.geotrust.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://gtssldv-aia.geotrust.com/gtssldv.crt' . . . . . . . . . . . . . . . . [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 (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113733.1.7.54 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://www.geotrust.com/resources/cps' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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