www.a2p.edu.hk

Issued by USERTrust Legacy Secure Server CA

About this certificate


This digital certificate with serial number e7:17:67:40:ac:b5:6e:73:d0:32:69:dc:e1:d4:88:2f was issued on by The USERTRUST Network .

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.

Vocational Training Council

Organization: Vocational Training Council
Organization unit: Academies of Professional Partnership
Organization unit: Provided by Digi-Sign Certification Services Limited
Organization unit: Digi Sign Secure Server
Address: NA
Postal code: NA
State / Province: HK
Locality: HK
Country: HK

The USERTRUST Network

Organization: The USERTRUST Network
Postal code: NA
State / Province: HK
Locality: HK
Country: HK

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): e7:17:67:40:ac:b5:6e:73:d0:32:69:dc:e1:d4:88:2f
Serial Number (int): 307173184066304203570519358439010109487
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 62:da:03:af:42:57:20:23:90:3a:e7:14:73:7d:36:82:45:52:ef:9d
AuthorityKeyId: af:a4:40:af:9f:16:fe:ab:31:fd:fb:d5:97:8b:f5:91:a3:24:86:16

Fingerprint (sha1): e7:c8:3c:07:bf:80:61:42:b9:a3:84:e6:a2:30:53:0c:47:18:df:b7
Fingerprint (sha256): 4e:84:b3:77:0e:ef:77:b9:dd:ee:48:99:61:f2:75:ca:9e:d0:6c:3c:45:93:e8:be:54:07:14:b4:22:ae:df:1f

Issuing Certificate URL: http://crt.usertrust.com/USERTrustLegacySecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.usertrust.com
CRL Distribution Point: http://crl.usertrust.com/USERTrustLegacySecureServerCA.crl

Check the revocation status for the current certificate on www.a2p.edu.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

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

This certificate doesn't contain any other subject alternative names besides the common name of the subject: www.a2p.edu.hk

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFyzCCBLOgAwIBAgIRAOcXZ0CstW5z0DJp3OHUiC8wDQYJKoZIhvcNAQEFBQAw fzELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAlVUMRcwFQYDVQQHEw5TYWx0IExha2Ug Q2l0eTEeMBwGA1UEChMVVGhlIFVTRVJUUlVTVCBOZXR3b3JrMSowKAYDVQQDEyFV U0VSVHJ1c3QgTGVnYWN5IFNlY3VyZSBTZXJ2ZXIgQ0EwHhcNMTEwMzI0MDAwMDAw WhcNMTQwMzIzMjM1OTU5WjCCARExCzAJBgNVBAYTAkhLMQswCQYDVQQREwJOQTEL MAkGA1UECBMCSEsxCzAJBgNVBAcTAkhLMQswCQYDVQQJEwJOQTEkMCIGA1UEChMb Vm9jYXRpb25hbCBUcmFpbmluZyBDb3VuY2lsMS4wLAYDVQQLEyVBY2FkZW1pZXMg b2YgUHJvZmVzc2lvbmFsIFBhcnRuZXJzaGlwMT0wOwYDVQQLEzRQcm92aWRlZCBi eSBEaWdpLVNpZ24gQ2VydGlmaWNhdGlvbiBTZXJ2aWNlcyBMaW1pdGVkMSAwHgYD VQQLExdEaWdpIFNpZ24gU2VjdXJlIFNlcnZlcjEXMBUGA1UEAxMOd3d3LmEycC5l ZHUuaGswggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDQ7V8mosyMJj+K /LldBIrL21NPQTz50e6GVJBd2h6ZVZQly9/ErfBvfiVojIHBqJa6GRQ9se38Aaey tgMKSkSU1LDZjnFSvHewzlSnDPt3+yRZgmh6PyCPh1Z2IuyLYQH7Db8XUlWb0lMt fdSZoX/pnaKX3C/80DSa5jOZbfls55LNDP8aCczo3g+XYU9pm3q1irhkv5/zW3QH D3Y77eaLQiH8Om97jFPQ7rNhiZrE4SmOFwkqDP39MrTQlbMsfSlEULsQRb8pcU4W 0Ht+W1DHwAGWoJwvrnrjsp1YZdYvdGAw9QQ4pVGdHmQb/OFjudNDiww2OOH0h1Bp fXJKYI+BAgMBAAGjggGsMIIBqDAfBgNVHSMEGDAWgBSvpECvnxb+qzH9+9WXi/WR oySGFjAdBgNVHQ4EFgQUYtoDr0JXICOQOucUc302gkVS750wDgYDVR0PAQH/BAQD AgWgMAwGA1UdEwEB/wQCMAAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMC MEIGA1UdIAQ7MDkwNwYMKwYBBAGyMQECAQMEMCcwJQYIKwYBBQUHAgEWGWh0dHBz Oi8vY3BzLnVzZXJ0cnVzdC5jb20wSwYDVR0fBEQwQjBAoD6gPIY6aHR0cDovL2Ny bC51c2VydHJ1c3QuY29tL1VTRVJUcnVzdExlZ2FjeVNlY3VyZVNlcnZlckNBLmNy bDB9BggrBgEFBQcBAQRxMG8wRgYIKwYBBQUHMAKGOmh0dHA6Ly9jcnQudXNlcnRy dXN0LmNvbS9VU0VSVHJ1c3RMZWdhY3lTZWN1cmVTZXJ2ZXJDQS5jcnQwJQYIKwYB BQUHMAGGGWh0dHA6Ly9vY3NwLnVzZXJ0cnVzdC5jb20wGQYDVR0RBBIwEIIOd3d3 LmEycC5lZHUuaGswDQYJKoZIhvcNAQEFBQADggEBAD7itULtRKD+SXTmoRuRA7W7 A/k1nNsCKsmS62qGFAbI2fkQGIZFOTnGQwRhv4Ntg6KhoMJb0OvwuFDJgJHgRdFe dcPJNnNg7OGPjswt6+W8dnQWXsqlEVUEdoLO3ewHX0NQERkgICt7fc6PoGjHN3Ze vvF/7g1V5+aDHQBcTI5yiN6bo2f8mp6dmV3vFc2tgfk3uNuuN+n1rS60DfGsSR81 6UBY/eS/tRreEMScYTDSgbFyqT5XZWFiJtO9Ls/X3jQk6tuWSLsa1RVf+IS/TFUc /6ZCEEPrAmMjUp9kGk+WrCXxT0ieHtPgFuzk9ppDhSl0yW6pPTrQzBBi3aCNcq8= -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0O1fJqLMjCY/ivy5XQSK y9tTT0E8+dHuhlSQXdoemVWUJcvfxK3wb34laIyBwaiWuhkUPbHt/AGnsrYDCkpE lNSw2Y5xUrx3sM5Upwz7d/skWYJoej8gj4dWdiLsi2EB+w2/F1JVm9JTLX3UmaF/ 6Z2il9wv/NA0muYzmW35bOeSzQz/GgnM6N4Pl2FPaZt6tYq4ZL+f81t0Bw92O+3m i0Ih/Dpve4xT0O6zYYmaxOEpjhcJKgz9/TK00JWzLH0pRFC7EEW/KXFOFtB7fltQ x8ABlqCcL65647KdWGXWL3RgMPUEOKVRnR5kG/zhY7nTQ4sMNjjh9IdQaX1ySmCP gQIDAQAB -----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 307173184066304203570519358439010109487 . . . . . . . . [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 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'UT' . . . . . . . . . . . . [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 'Salt Lake City' . . . . . . . . . . . . [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 'The USERTRUST Network' . . . . . . . . . . . . [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 'USERTrust Legacy Secure Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2011-03-24 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-03-23 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 'HK' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.17 (postalCode) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'NA' . . . . . . . . . . . . [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 'HK' . . . . . . . . . . . . [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 'HK' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.9 (streetAddress) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'NA' . . . . . . . . . . . . [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 'Vocational Training Council' . . . . . . . . . . . . [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 'Academies of Professional Partnership' . . . . . . . . . . . . [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 'Provided by Digi-Sign Certification Services Limited' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Digi Sign Secure Server' . . . . . . . . . . . . [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 'www.a2p.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 26374619772569732104933213730340631855621112732950231583148355920431894520104360136075922809605577657540223241420531201158974373905439160613805598230684574200731146679654867964759252409062172493321444892357818475219316040747463565780899750156706726353755049326095633607516594925329359949152655656911901351976603305922828429257424893120786687416049908422416928593794807577871288557891909793056274298219644898937378917287744949341985101427905205287645893432462538838146943211141376269507165599076635124531679632295614708863217623689162725636102854459076440893586438040476501799852938432963442124121140008651761620389761 . . . . . . . . . . . . . . . . . . . . [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 afa440af9f16feab31fdfbd5978bf591a3248616 . . . . . . . . . . . . . . . . [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) 62da03af42572023903ae714737d36824552ef9d . . . . . . . . . . . . . . . . [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 (59 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.1.3.4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cps.usertrust.com' . . . . . . . . . . . . . . . . [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 (68 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.usertrust.com/USERTrustLegacySecureServerCA.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 (113 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.usertrust.com/USERTrustLegacySecureServerCA.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.usertrust.com' . . . . . . . . . . . . . . . . [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 'www.a2p.edu.hk' . . . . [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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