exmail.hkct.edu.hk
Issued by Sectigo RSA Domain Validation Secure Server CA
About this certificate
This digital certificate with serial number 08:49:7e:0a:89:a8:c1:ab:ea:51:40:dd:d4:a9:86:1b was issued on by Sectigo Limited.
With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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)
Certificate Subject
CN=exmail.hkct.edu.hk
Sectigo Limited
Organization:
Sectigo Limited
State / Province:
Greater Manchester
Locality: Salford
Country: GB
Locality: Salford
Country: GB
This certificate has expire since
Certificate Details
Serial Number (hex): 08:49:7e:0a:89:a8:c1:ab:ea:51:40:dd:d4:a9:86:1bSerial Number (int): 11015418055447515124458286365371106843
Serial Number lenght: 124 bits, 16 octets
SubjectKeyId: f2:22:0f:fa:51:60:59:99:d2:91:9f:4d:fc:17:3e:45:95:62:41:af
AuthorityKeyId: 8d:8c:5e:c4:54:ad:8a:e1:77:e9:9b:f9:9b:05:e1:b8:01:8d:61:e1
Fingerprint (sha1): d7:5e:f6:48:5a:b0:d3:1b:77:5d:fd:f0:87:59:4c:fe:3e:13:fa:a2
Fingerprint (sha256): 37:3d:d9:e7:96:82:54:d2:47:89:76:27:11:6a:e1:5c:8f:f3:c1:a8:ea:ac:e9:b5:b3:96:2e:0f:ca:ad:e4:82
Issuing Certificate URL: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt
Revocation information
OCSP Server: http://ocsp.sectigo.comCheck the revocation status for certificate exmail.hkct.edu.hk
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for exmail.hkct.edu.hk
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
exmail.hkct.edu.hk
autodiscover.ctihe.edu.hk
autodiscover.hkct.edu.hk
autodiscover.ctihe.edu.hk
autodiscover.hkct.edu.hk
Other certificates including the domain name hkct.edu.hk
(limited to 100 certificates)
svt.hkct.edu.hk
helpdesk.it.hkct.edu.hk
svt.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
helpdesk.it.hkct.edu.hk
orsapps.hkct.edu.hk
enrol.hkct.edu.hk
www.hkct.edu.hk
helpdesk.it.hkct.edu.hk
enrol.hkct.edu.hk
www.hkct.edu.hk
elearn.hkct.edu.hk
ctpower.hkct.edu.hk
svt.hkct.edu.hk
hkcc.hkct.edu.hk
exmail.hkct.edu.hk
enrol.hkct.edu.hk
elearn.hkct.edu.hk
orsapps.hkct.edu.hk
ctpower.hkct.edu.hk
orsapps.hkct.edu.hk
*.hkct.edu.hk
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exmail.hkct.edu.hk
elearn.hkct.edu.hk
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sso.hkct.edu.hk
orsapps.hkct.edu.hk
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www.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
apply.hkct.edu.hk
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www.hkct.edu.hk
www.hkct.edu.hk
hkct.edu.hk
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enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
sso.hkct.edu.hk
helpdesk.it.hkct.edu.hk
helpdesk.it.hkct.edu.hk
exmail.hkct.edu.hk
sso.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
www.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
enrol.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
sso.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
*.ezproxy.hkct.edu.hk
ctpower.hkct.edu.hk
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mediastore.hkct.edu.hk
helpdesk.it.hkct.edu.hk
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elearn.hkct.edu.hk
helpdesk.it.hkct.edu.hk
ctpower.hkct.edu.hk
helpdesk.it.hkct.edu.hk
sso.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk
enrol.hkct.edu.hk
enrol.hkct.edu.hk
exmail.hkct.edu.hk
*.hkct.edu.hk
hkct.edu.hk
exmail.hkct.edu.hk
exmail.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk
helpdesk.it.hkct.edu.hk
svt.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
helpdesk.it.hkct.edu.hk
orsapps.hkct.edu.hk
enrol.hkct.edu.hk
www.hkct.edu.hk
helpdesk.it.hkct.edu.hk
enrol.hkct.edu.hk
www.hkct.edu.hk
elearn.hkct.edu.hk
ctpower.hkct.edu.hk
svt.hkct.edu.hk
hkcc.hkct.edu.hk
exmail.hkct.edu.hk
enrol.hkct.edu.hk
elearn.hkct.edu.hk
orsapps.hkct.edu.hk
ctpower.hkct.edu.hk
orsapps.hkct.edu.hk
*.hkct.edu.hk
*.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
elearn.hkct.edu.hk
*.hkct.edu.hk
sso.hkct.edu.hk
orsapps.hkct.edu.hk
hkct.edu.hk
www.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
apply.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk
www.hkct.edu.hk
hkct.edu.hk
*.hkct.edu.hk
enrol.hkct.edu.hk
helpdesk.it.hkct.edu.hk
sso.hkct.edu.hk
helpdesk.it.hkct.edu.hk
helpdesk.it.hkct.edu.hk
exmail.hkct.edu.hk
sso.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
www.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
enrol.hkct.edu.hk
hkct.edu.hk
ctpower.hkct.edu.hk
sso.hkct.edu.hk
exmail.hkct.edu.hk
elearn.hkct.edu.hk
*.ezproxy.hkct.edu.hk
ctpower.hkct.edu.hk
elearn.hkct.edu.hk
*.hkct.edu.hk
mediastore.hkct.edu.hk
helpdesk.it.hkct.edu.hk
*.hkct.edu.hk
elearn.hkct.edu.hk
helpdesk.it.hkct.edu.hk
ctpower.hkct.edu.hk
helpdesk.it.hkct.edu.hk
sso.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk
enrol.hkct.edu.hk
enrol.hkct.edu.hk
exmail.hkct.edu.hk
*.hkct.edu.hk
hkct.edu.hk
exmail.hkct.edu.hk
exmail.hkct.edu.hk
helpdesk.it.hkct.edu.hk
www.hkct.edu.hk
Certificate
The complete raw certificate details for exmail.hkct.edu.hk in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYjCCBUqgAwIBAgIQCEl+ComowavqUUDd1KmGGzANBgkqhkiG9w0BAQsFADCB jzELMAkGA1UEBhMCR0IxGzAZBgNVBAgTEkdyZWF0ZXIgTWFuY2hlc3RlcjEQMA4G A1UEBxMHU2FsZm9yZDEYMBYGA1UEChMPU2VjdGlnbyBMaW1pdGVkMTcwNQYDVQQD Ey5TZWN0aWdvIFJTQSBEb21haW4gVmFsaWRhdGlvbiBTZWN1cmUgU2VydmVyIENB MB4XDTIyMDkxNDAwMDAwMFoXDTIzMDkxNDIzNTk1OVowHTEbMBkGA1UEAxMSZXht YWlsLmhrY3QuZWR1LmhrMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA pXLrhq02ZXS6fGwZDOslaOoN198oXZbN0GMyBpztLVKkn1p1KGbRYjF15XGfoqhH OvZyjzi6YA/awLzOLtlB+Cx0Kr0z+DgWn221xgEEwPhduO+rMLSOoiwt/pzgi9pS jnIDVveCzUrJ9mRV4/6XAdEOjPeeW2y83MU8PF93LSGBkFCa6s4iUCTIhoOxPBsw OGh+86dzATEAPEtXHI2IZ1aoYep/voyAc/2amMHP/INquAsj3fXXAzDa0UtD6+6B Zf+llgbIFZJacJt6v1n2sZuec4gjwscPEUYDi7i9kAWqGHiVeZgKxNZ42R+ZKaAv 8dvI6e7ekIien7Z25+5UBwIDAQABo4IDKTCCAyUwHwYDVR0jBBgwFoAUjYxexFSt iuF36Zv5mwXhuAGNYeEwHQYDVR0OBBYEFPIiD/pRYFmZ0pGfTfwXPkWVYkGvMA4G A1UdDwEB/wQEAwIFoDAMBgNVHRMBAf8EAjAAMB0GA1UdJQQWMBQGCCsGAQUFBwMB BggrBgEFBQcDAjBJBgNVHSAEQjBAMDQGCysGAQQBsjEBAgIHMCUwIwYIKwYBBQUH AgEWF2h0dHBzOi8vc2VjdGlnby5jb20vQ1BTMAgGBmeBDAECATCBhAYIKwYBBQUH AQEEeDB2ME8GCCsGAQUFBzAChkNodHRwOi8vY3J0LnNlY3RpZ28uY29tL1NlY3Rp Z29SU0FEb21haW5WYWxpZGF0aW9uU2VjdXJlU2VydmVyQ0EuY3J0MCMGCCsGAQUF BzABhhdodHRwOi8vb2NzcC5zZWN0aWdvLmNvbTCCAX4GCisGAQQB1nkCBAIEggFu BIIBagFoAHcArfe++nz/EMiLnT2cHj4YarRnKV3PsQwkyoWGNOvcgooAAAGDOxum tQAABAMASDBGAiEA2hbmQWgyKbfLiK/bCLagwojioaBQBoRwxfoEsb0cuhkCIQCC iR0ZY2rqM7G2y8D5bjBCAVZevMY85xmq0DXVlLbiBQB1AHoyjFTYty22IOo44FIe 6YQWcDIThU070ivBOlejUutSAAABgzsbpsYAAAQDAEYwRAIgGjJ6xsh223KWM9yU MfoQi0iDs1bZaJof9xMXMcvKtgoCIER2SSEmJ8QqTL986CWp16ymvzrvEG1ENgWU RkCbWU3nAHYA6D7Q2j71BjUy51covIlryQPTy9ERa+zraeF3fW0GvW4AAAGDOxum lgAABAMARzBFAiAOllZ6A8md5jMTd73kZ/5ujrshWAJGF0KHSGz/BMqX7AIhAIwg fQNBiTulpGyC0B7iZ/Cct5LIHFyY2sS3DEkeTOL8MFIGA1UdEQRLMEmCEmV4bWFp bC5oa2N0LmVkdS5oa4IZYXV0b2Rpc2NvdmVyLmN0aWhlLmVkdS5oa4IYYXV0b2Rp c2NvdmVyLmhrY3QuZWR1LmhrMA0GCSqGSIb3DQEBCwUAA4IBAQCGtn1pVleSWyIu ww1/8w+JozgReSCjDypKTQFH52wFk/lbHp4H5LaNp58YkHQEQeqghGCeorYQkf2U ugNXDu07r15+EKKcjcII4WAB4xBb36xcW36aSZ7zjewntUH5vMwigq+baZMSk6cO eCMLNYVxsRLEf1Y3B6eVLwAQl4vKnpZbXIDpen6lt1juyYZH9jVpQVoTEGF/kATc SVLlQ6dzTsH0GzH19uRBzCypMrLMHr/0BQPQ/o0jN4Gtmf6taEMaELTTOyXy6ubj Vkrkk4gZkiuwwAbcEiiYcVh8cjIqxvCVazvyBRSUYouUULLSJ32Nj4WRDhTQbTNV 3OycaPH5 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApXLrhq02ZXS6fGwZDOsl aOoN198oXZbN0GMyBpztLVKkn1p1KGbRYjF15XGfoqhHOvZyjzi6YA/awLzOLtlB +Cx0Kr0z+DgWn221xgEEwPhduO+rMLSOoiwt/pzgi9pSjnIDVveCzUrJ9mRV4/6X AdEOjPeeW2y83MU8PF93LSGBkFCa6s4iUCTIhoOxPBswOGh+86dzATEAPEtXHI2I Z1aoYep/voyAc/2amMHP/INquAsj3fXXAzDa0UtD6+6BZf+llgbIFZJacJt6v1n2 sZuec4gjwscPEUYDi7i9kAWqGHiVeZgKxNZ42R+ZKaAv8dvI6e7ekIien7Z25+5U BwIDAQAB -----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 11015418055447515124458286365371106843 . . . . . . . . [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 '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 'Greater Manchester' . . . . . . . . . . . . [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 'Salford' . . . . . . . . . . . . [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 'Sectigo Limited' . . . . . . . . . . . . [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 'Sectigo RSA Domain Validation Secure Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-09-14 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-14 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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'exmail.hkct.edu.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 20885989495200891664121507988735554788942890480451605795022289168985527500723268910884373781002230770964502423701885856662906069187621391578455922621081688613745375372634244783214414745824389495251859900912590272946450532220027750277695312789374108198173922055037805081386921211364656833042984690971680046027512593259273825247639157449092352375469391295538995285119056111281950000437383946920775118346734107767983062642984967555377523622284278535205600892457490988998556547447592789320940841991297339810648272222474061096672405268191317332954838465539993057254941944574290754857789934739706637699701667330416901510151 . . . . . . . . . . . . . . . . . . . . [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 8d8c5ec454ad8ae177e99bf99b05e1b8018d61e1 . . . . . . . . . . . . . . . . [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) f2220ffa51605999d2919f4dfc173e45956241af . . . . . . . . . . . . . . . . [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 (66 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://sectigo.com/CPS' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . [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 (120 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.sectigo.com/SectigoRSADomainValidationSecureServerCA.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.sectigo.com' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (366 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (362 bytes) 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 . . . . . . . . . . . . . . . . [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 (75 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'exmail.hkct.edu.hk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.ctihe.edu.hk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.hkct.edu.hk' . . . . [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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