www.lttc-li.org.tw

Issued by TWCA Secure Certification Authority

About this certificate


This digital certificate with serial number 40:01:33:54:36:00:00:00:00:00:00:11:31:3a:04:2f was issued on by TAIWAN-CA 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: Certificate contains no Authority Info Access Issuers

The Language Training and Testing Center

Organization: The Language Training and Testing Center
Organization unit: IT
State / Province: Taiwan
Locality: Taipei
Country: TW

TAIWAN-CA INC.

Organization: TAIWAN-CA INC.
Organization unit: SSL Security Services
State / Province: Taiwan
Locality: Taipei
Country: TW

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Certificate Details

Serial Number (hex): 40:01:33:54:36:00:00:00:00:00:00:11:31:3a:04:2f
Serial Number (int): 85076825101860778657220795306757194799
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: b2:4a:0d:3a:2b:7c:d5:b3:74:f1:45:5f:d4:e9:9c:82:21:08:70:44
AuthorityKeyId: 23:f5:38:50:f2:de:f4:7b:3e:ef:fd:ab:ab:51:31:03:0d:b8:f9:1d

Fingerprint (sha1): 69:28:19:74:24:e6:d5:85:af:26:ba:65:bd:4d:e6:c6:e6:ec:5f:0b
Fingerprint (sha256): 43:c8:a5:7e:96:06:88:98:a8:56:7b:5d:66:9c:8d:c3:84:2d:d4:81:fb:6a:2e:30:7a:8c:7e:6c:9a:ed:29:07


Revocation information

OCSP Server: http://sslocsp.twca.com.tw
CRL Distribution Point: http://sslserver.twca.com.tw/sslserver/cmdssl_revoke_2012.crl

Check the revocation status for the current certificate on www.lttc-li.org.tw
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.lttc-li.org.tw

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFEzCCA/ugAwIBAgIQQAEzVDYAAAAAAAARMToELzANBgkqhkiG9w0BAQUFADB0 MQswCQYDVQQGEwJUVzEXMBUGA1UEChMOVEFJV0FOLUNBIElOQy4xHjAcBgNVBAsT FVNTTCBTZWN1cml0eSBTZXJ2aWNlczEsMCoGA1UEAxMjVFdDQSBTZWN1cmUgQ2Vy dGlmaWNhdGlvbiBBdXRob3JpdHkwHhcNMTQxMTEwMDM1MDA2WhcNMTcxMjMxMTU1 OTU5WjCBjDELMAkGA1UEBhMCVFcxDzANBgNVBAgTBlRhaXdhbjEPMA0GA1UEBxMG VGFpcGVpMTEwLwYDVQQKEyhUaGUgTGFuZ3VhZ2UgVHJhaW5pbmcgYW5kIFRlc3Rp bmcgQ2VudGVyMQswCQYDVQQLEwJJVDEbMBkGA1UEAxMSd3d3Lmx0dGMtbGkub3Jn LnR3MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtOLDns8SYBhHOzbo XCz9enN5b4nskVmNBLMItprhzaCMPPb0xUPw5VNnKkkqtFEsAJl/UvRiA51q6muw RAzZ6K6MJ0xZmgxlzXOTyVvxazSMkJ2eRFSPgOk58Bi3DU0uAs3keDq0mRlp/U7i sTzO2+agm8yzvCmqavmSJTQEivTZ+5E9tTeGgoL7ierbKhsNgqAT3OBd4M1g8Vvy J0f15KDT3I0nD0YYZq/o7vZjtug000RVqrzhDiP5XbEJsK4m7khjCPFfX6eeQXsd 2+THDYf0Zlhj3ku2XK3bpyTJ1Yfz44mBmrvLkIVhR1nofiAmoZeJMRtN+SRdeUjb TPe/IwIDAQABo4IBhjCCAYIwHwYDVR0jBBgwFoAUI/U4UPLe9Hs+7/2rq1ExAw24 +R0wHQYDVR0OBBYEFLJKDTorfNWzdPFFX9TpnIIhCHBEME4GA1UdHwRHMEUwQ6BB oD+GPWh0dHA6Ly9zc2xzZXJ2ZXIudHdjYS5jb20udHcvc3Nsc2VydmVyL2NtZHNz bF9yZXZva2VfMjAxMi5jcmwwHQYDVR0RBBYwFIISd3d3Lmx0dGMtbGkub3JnLnR3 MDYGCCsGAQUFBwEBBCowKDAmBggrBgEFBQcwAYYaaHR0cDovL3NzbG9jc3AudHdj YS5jb20udHcwXwYDVR0gBFgwVjBUBgdggR4DAQgFMEkwIgYIKwYBBQUHAgIwFhoU UmVzdHJpY3Rpb24gPTMuMi4xLjEwIwYIKwYBBQUHAgEWF2h0dHA6Ly93d3cudHdj YS5jb20udHcvMAkGA1UdEwQCMAAwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjANBgkqhkiG9w0BAQUFAAOCAQEAY1Q0NzQnOoi3 wTx+LgpQXe9ZJCM9j7Y04HK/fT7/W1T7H81IWCjphX/BXBn2MFH7cGq0ODy4DWb0 YBmKUCYxJvkfgRvjphSRXq12srAVkzZmB27K32gqHJMb1Njd/6B54qBQmG1QsmcM HstQtugOS2//BM3WXgyHcHNTdEtWqBfX+cMtfyAstUFA2YKojl9QTVucRaKbrFiK WLadoHRIViTXzhoKTskTVQdR8LkHp5LimKRG2SW/e29WEqTe2rTcbmtdk38aMFku gPaXpfpa1HO98vvuvJBxazxzuEDdJ79/IWqdEavLJXmSFg5jxGjP7WRdTahX+nDV JbQw3zmZ9Q== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtOLDns8SYBhHOzboXCz9 enN5b4nskVmNBLMItprhzaCMPPb0xUPw5VNnKkkqtFEsAJl/UvRiA51q6muwRAzZ 6K6MJ0xZmgxlzXOTyVvxazSMkJ2eRFSPgOk58Bi3DU0uAs3keDq0mRlp/U7isTzO 2+agm8yzvCmqavmSJTQEivTZ+5E9tTeGgoL7ierbKhsNgqAT3OBd4M1g8VvyJ0f1 5KDT3I0nD0YYZq/o7vZjtug000RVqrzhDiP5XbEJsK4m7khjCPFfX6eeQXsd2+TH DYf0Zlhj3ku2XK3bpyTJ1Yfz44mBmrvLkIVhR1nofiAmoZeJMRtN+SRdeUjbTPe/ IwIDAQAB -----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 85076825101860778657220795306757194799 . . . . . . . . [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 'TW' . . . . . . . . . . . . [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 'TAIWAN-CA 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 'SSL Security 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 'TWCA Secure Certification Authority' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-11-10 03:50:06 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-12-31 15:59:59 +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 'TW' . . . . . . . . . . . . [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 'Taiwan' . . . . . . . . . . . . [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 'Taipei' . . . . . . . . . . . . [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 Language Training and Testing Center' . . . . . . . . . . . . [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 'IT' . . . . . . . . . . . . [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.lttc-li.org.tw' . . . . . . . . [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 22834716459948279331441794316227215508982308329707086987893388734750529039151208140699599418328083481938338520595313243936961590045243752253834596981060447282065249872358594087998872008318049444855902731408507029873437953530976629255210576628091243958337274862786716902159541065312877129384448815068912310599684243619676343622343057966070836504095295452212549760382577072634533986756315715498619958055567072110379861220523901138415049977244140548660937724276457649126104317710220791892131250737182632139432417747867717162092873231021582480421110295568213521078333422088988243836782798671369545526798229946983513571107 . . . . . . . . . . . . . . . . . . . . [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 23f53850f2def47b3eeffdabab5131030db8f91d . . . . . . . . . . . . . . . . [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) b24a0d3a2b7cd5b374f1455fd4e99c8221087044 . . . . . . . . . . . . . . . . [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 (71 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://sslserver.twca.com.tw/sslserver/cmdssl_revoke_2012.crl' . . . . . . . . . . . . . . . . [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 (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.lttc-li.org.tw' . . . . . . . . . . . . . . . . [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 (42 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://sslocsp.twca.com.tw' . . . . . . . . . . . . . . . . [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 (88 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.158.3.1.8.5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:26|false] VisibleString, ISO646String [82 101 115 116 114 105 99 116 105 111 110 32 61 51 46 50 46 49 46 49] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.twca.com.tw/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 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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