library.kcbs.ntpc.edu.tw

Issued by TWCA Secure SSL Certification Authority

About this certificate


This digital certificate with serial number 47:df:00:00:00:00:1e:ea:71:6d:c1:43:0f:4f:be:e5 was issued on by TAIWAN-CA .

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.

Kang Chiao Bilingual School

Organization: Kang Chiao Bilingual School
Organization unit: KCBS
State / Province: TAIWAN
Locality: NEW TAIPEI
Country: TW

TAIWAN-CA

Organization: TAIWAN-CA
Organization unit: Secure SSL Sub-CA
State / Province: TAIWAN
Locality: NEW TAIPEI
Country: TW

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Certificate Details

Serial Number (hex): 47:df:00:00:00:00:1e:ea:71:6d:c1:43:0f:4f:be:e5
Serial Number (int): 95533069900182439533038602691223207653
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: db:bb:a2:67:8e:5d:e5:c4:38:b7:10:6a:08:d7:0d:72:b0:11:21:8a:86:71:c1:0c:ec:e2:d8:b1:10:5a:1a:60
AuthorityKeyId: f8:07:c2:68:24:ff:85:95:cb:db:1e:e3:33:9c:2a:4f:97:20:56:7b

Fingerprint (sha1): 64:b3:86:2b:ba:77:49:6b:ad:8e:e6:7f:eb:d2:d3:4e:62:68:33:68
Fingerprint (sha256): a7:4a:2c:d0:d2:55:b8:32:09:ac:f0:a3:7b:95:05:34:ed:f8:a7:58:63:fa:f2:05:99:78:dd:60:39:3f:c7:9b

Issuing Certificate URL: http://sslserver.twca.com.tw/cacert/secure_sha2_2014.crt

Revocation information

OCSP Server: http://twcasslocsp.twca.com.tw/
CRL Distribution Point: http://sslserver.twca.com.tw/sslserver/Securessl_revoke_sha2_2014.crl

Check the revocation status for the current certificate on library.kcbs.ntpc.edu.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

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: library.kcbs.ntpc.edu.tw

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFSzCCBDOgAwIBAgIQR98AAAAAHupxbcFDD0++5TANBgkqhkiG9w0BAQsFADBv MQswCQYDVQQGEwJUVzESMBAGA1UEChMJVEFJV0FOLUNBMRowGAYDVQQLExFTZWN1 cmUgU1NMIFN1Yi1DQTEwMC4GA1UEAxMnVFdDQSBTZWN1cmUgU1NMIENlcnRpZmlj YXRpb24gQXV0aG9yaXR5MB4XDTE1MTExMjA5MDg1NFoXDTE3MTExNDE1NTk1OVow gYsxCzAJBgNVBAYTAlRXMQ8wDQYDVQQIEwZUQUlXQU4xEzARBgNVBAcTCk5FVyBU QUlQRUkxJDAiBgNVBAoTG0thbmcgQ2hpYW8gQmlsaW5ndWFsIFNjaG9vbDENMAsG A1UECxMES0NCUzEhMB8GA1UEAxMYbGlicmFyeS5rY2JzLm50cGMuZWR1LnR3MIIB IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvfg0ETpOZM2sP8Izpsm0GVRm qnzxm1hH2/WLhfQmwhPHMWj/o/3n+INnsYViXw0AwALDuGO8+IDo9S7e+LkcfgiP f7pDn1DxfH8r3n4FA8TJHyLJ8jfP+jmckgE9GQr+GJDNQo0g7FUrxPxZTW4k55H6 JcK3dQuNQOiShEdUImU2ynQ1uFX3NtRzSFJ9FmOU0AUWF+o6kAqxRoeACN9nfOW6 8aniSPQWx91yO8w88d2iHLwI9rdhi9Dx5x8AWHT0QLHhbIpTAm56SC3Xn/dKWcye 7LkhL6LF6mcePL5CwRHmJSCxoLdNzLKUPVMMJ+yf7EPUFLvuZAQYckQP7lvoLwID AQABo4IBxDCCAcAwHwYDVR0jBBgwFoAU+AfCaCT/hZXL2x7jM5wqT5cgVnswKQYD VR0OBCIEINu7omeOXeXEOLcQagjXDXKwESGKhnHBDOzi2LEQWhpgMFYGA1UdHwRP ME0wS6BJoEeGRWh0dHA6Ly9zc2xzZXJ2ZXIudHdjYS5jb20udHcvc3Nsc2VydmVy L1NlY3VyZXNzbF9yZXZva2Vfc2hhMl8yMDE0LmNybDAjBgNVHREEHDAaghhsaWJy YXJ5LmtjYnMubnRwYy5lZHUudHcwgYEGCCsGAQUFBwEBBHUwczBEBggrBgEFBQcw AoY4aHR0cDovL3NzbHNlcnZlci50d2NhLmNvbS50dy9jYWNlcnQvc2VjdXJlX3No YTJfMjAxNC5jcnQwKwYIKwYBBQUHMAGGH2h0dHA6Ly90d2Nhc3Nsb2NzcC50d2Nh LmNvbS50dy8wNwYDVR0gBDAwLjAsBgsrBgEEAYK/JQEBGTAdMBsGCCsGAQUFBwIB Fg93d3cudHdjYS5jb20udHcwCQYDVR0TBAIwADAOBgNVHQ8BAf8EBAMCBaAwHQYD VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMA0GCSqGSIb3DQEBCwUAA4IBAQBq 06Aaj1dt1mj4OW3ii/6NXQIZz/xOQVlGFrUwf7eLaQBiGrCuLDXqxkbTyg9O7XCA 8Ni7vqEy0WEi4bLuUUw0smOGfl2KDK6B0oMW5DyQ6XW1Na5riI3A6KV00Mngt2WV 5CSmNvtQVP3sXst8hA7QIosIwstVtqCb5nq8kOrEbCJttwaGch7erGGVBMp5qNcb yDPKKQXpR6twj0kwFAHbrW6iQWrkEuUjkNcoZqv0ixmG4+A+HbZQqvvaA+ujvnha 8Do11c6Qb8gN7/R/oLZ+p3DhQTkG9kdWFabfV0dA7I4v90NA06OBQQXDViVq4DED lVS7KIMiuf0UTc55DXiS -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvfg0ETpOZM2sP8Izpsm0 GVRmqnzxm1hH2/WLhfQmwhPHMWj/o/3n+INnsYViXw0AwALDuGO8+IDo9S7e+Lkc fgiPf7pDn1DxfH8r3n4FA8TJHyLJ8jfP+jmckgE9GQr+GJDNQo0g7FUrxPxZTW4k 55H6JcK3dQuNQOiShEdUImU2ynQ1uFX3NtRzSFJ9FmOU0AUWF+o6kAqxRoeACN9n fOW68aniSPQWx91yO8w88d2iHLwI9rdhi9Dx5x8AWHT0QLHhbIpTAm56SC3Xn/dK Wcye7LkhL6LF6mcePL5CwRHmJSCxoLdNzLKUPVMMJ+yf7EPUFLvuZAQYckQP7lvo LwIDAQAB -----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 95533069900182439533038602691223207653 . . . . . . . . [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 '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' . . . . . . . . . . . . [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 'Secure SSL Sub-CA' . . . . . . . . . . . . [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 SSL Certification Authority' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-11-12 09:08:54 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-14 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 'NEW 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 'Kang Chiao Bilingual School' . . . . . . . . . . . . [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 'KCBS' . . . . . . . . . . . . [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 'library.kcbs.ntpc.edu.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 23981433290820000902340526975965672557597645986724975013741761925363355230447418957121217835621166619049695364867795342347493718939562413310714409020117513095749244245356518057214695703652553624828637898394373681705867318626615063063191477147615140902929200014375802300525226208895863436201260205704020405136940929146407155481397419172770799194596793190211549527826138144290833819651120996696302387546257182291602170444542476437231127015190338865639478934018954258179168514306073682367119345976983213131769709129089972242228693978727943663506998126021625180739174780539434362165893385873431942173918624930518921898031 . . . . . . . . . . . . . . . . . . . . [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 f807c26824ff8595cbdb1ee3339c2a4f9720567b . . . . . . . . . . . . . . . . [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 (34 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (32 bytes) dbbba2678e5de5c438b7106a08d70d72b011218a8671c10cece2d8b1105a1a60 . . . . . . . . . . . . . . . . [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 (79 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/Securessl_revoke_sha2_2014.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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'library.kcbs.ntpc.edu.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 (117 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://sslserver.twca.com.tw/cacert/secure_sha2_2014.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://twcasslocsp.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 (48 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.40869.1.1.25 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 '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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 006ad3a01a8f576dd668f8396de28bfe8d5d0219cffc4e41594616b5307fb78b6900621ab0ae2c35eac646d3ca0f4eed7080f0d8bbbea132d16122e1b2ee514c34b263867e5d8a0cae81d28316e43c90e975b535ae6b888dc0e8a574d0c9e0b76595e424a636fb5054fdec5ecb7c840ed0228b08c2cb55b6a09be67abc90eac46c226db70686721edeac619504ca79a8d71bc833ca2905e947ab708f49301401dbad6ea2416ae412e52390d72866abf48b1986e3e03e1db650aafbda03eba3be785af03a35d5ce906fc80deff47fa0b67ea770e1413906f6475615a6df574740ec8e2ff74340d3a3814105c356256ae031039554bb288322b9fd144dce790d7892