opac.lib.it-chiba.ac.jp
- Chiba Institute of Technology -
Issued by NII Open Domain CA - G5
About this certificate
This digital certificate with serial number 75:f6:f7:04:75:cf:ab:a7:38:a8:8e:c6:d3:9d:e5:a1 was issued on by National Institute of Informatics.
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Chiba Institute of Technology
Organization:
Chiba Institute of Technology
Organization unit: Library Services Section
Organization unit: Library Services Section
State / Province:
Chiba
Locality: Narashino-shi
Country: JP
Locality: Narashino-shi
Country: JP
National Institute of Informatics
Organization:
National Institute of Informatics
Country:
JP
This certificate has expire since
Certificate Details
Serial Number (hex): 75:f6:f7:04:75:cf:ab:a7:38:a8:8e:c6:d3:9d:e5:a1Serial Number (int): 156801990642580281149131095840638494113
Serial Number lenght: 127 bits, 16 octets
SubjectKeyId: ee:7d:3e:40:39:88:35:d1:a5:d8:e6:dc:ae:0f:a3:61:11:5d:3a:73
AuthorityKeyId: 67:3a:3a:c1:6b:b7:1c:a6:41:46:39:30:84:c8:69:00:59:11:58:c1
Fingerprint (sha1): c9:af:ab:a1:45:ef:d0:0c:bc:57:a8:35:82:21:9d:3e:a4:4a:13:f3
Fingerprint (sha256): 16:8b:fa:63:7a:af:fa:32:e3:f2:a6:97:1a:3a:9b:ad:70:1b:95:6e:9d:99:87:7c:d7:1e:a7:1c:56:9e:90:16
Revocation information
OCSP Server: http://niig5.ocsp.secomtrust.netCRL Distribution Point: http://repo1.secomtrust.net/sppca/nii/odca3/fullcrlg5.crl
Check the revocation status for certificate opac.lib.it-chiba.ac.jp
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for opac.lib.it-chiba.ac.jp
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
opac.lib.it-chiba.ac.jp
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Certificate
The complete raw certificate details for opac.lib.it-chiba.ac.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFIjCCBAqgAwIBAgIQdfb3BHXPq6c4qI7G053loTANBgkqhkiG9w0BAQsFADBb MQswCQYDVQQGEwJKUDEqMCgGA1UEChMhTmF0aW9uYWwgSW5zdGl0dXRlIG9mIElu Zm9ybWF0aWNzMSAwHgYDVQQDExdOSUkgT3BlbiBEb21haW4gQ0EgLSBHNTAeFw0x OTA5MDYwNDQyMDlaFw0yMTEwMDcwNDQyMDlaMIGiMQswCQYDVQQGEwJKUDEOMAwG A1UECBMFQ2hpYmExFjAUBgNVBAcTDU5hcmFzaGluby1zaGkxJjAkBgNVBAoTHUNo aWJhIEluc3RpdHV0ZSBvZiBUZWNobm9sb2d5MSEwHwYDVQQLExhMaWJyYXJ5IFNl cnZpY2VzIFNlY3Rpb24xIDAeBgNVBAMTF29wYWMubGliLml0LWNoaWJhLmFjLmpw MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuKZ+aGJM6NggJBPg5nia DY0zwGr8ra2GOOVg/5lUnwoODywJXoL99OfDXpIcuFmqxJiPWitoGTIWu8CTIuAn TaVOqJehKWKDFkMLi6vqxZ+Rr95ZGcoguwo+6DeBMU3bxFNUfN3hOHYKPTL2m61x 3BAAYX9Xfcie+1BbmJ6SYj1wvPYs8zrwR+S7svbqPj5kX38C9I+2Q1udgp2GTbB0 XSIZjLxwjlAAkQaM0bXjEg0PCTVw9S/OnbURqekQHd/NoS6FcoKilHtcC2Wc35kr KmuJNhFVKpJSMt5E9cR0JlhS963nu6zoasdjFXDM+lCgBE8A+ouBmlydf1083iXD RQIDAQABo4IBmDCCAZQwHwYDVR0jBBgwFoAUZzo6wWu3HKZBRjkwhMhpAFkRWMEw PAYIKwYBBQUHAQEEMDAuMCwGCCsGAQUFBzABhiBodHRwOi8vbmlpZzUub2NzcC5z ZWNvbXRydXN0Lm5ldDAiBgNVHREEGzAZghdvcGFjLmxpYi5pdC1jaGliYS5hYy5q cDBgBgNVHSAEWTBXMEsGDCsGAQQBgfwIAwIBATA7MDkGCCsGAQUFBwIBFi1odHRw czovL3JlcG8xLnNlY29tdHJ1c3QubmV0L3NwcGNhL25paS9vZGNhMy8wCAYGZ4EM AQICMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjBKBgNVHR8EQzBBMD+g PaA7hjlodHRwOi8vcmVwbzEuc2Vjb210cnVzdC5uZXQvc3BwY2EvbmlpL29kY2Ez L2Z1bGxjcmxnNS5jcmwwHQYDVR0OBBYEFO59PkA5iDXRpdjm3K4Po2ERXTpzMA4G A1UdDwEB/wQEAwIFoDATBgorBgEEAdZ5AgQDAQH/BAIFADANBgkqhkiG9w0BAQsF AAOCAQEAWbk3bUBbbB/xsr+cfH3y/nvzzC5KvqkWHXcW/k1wWeNIdzbtwftA7/QH 5lS0TCZ/iRNanHyRjeIsJDS3m6kD3G7uo6R2Zx2iZw0+VyNnJBDjnfxXbohxSGh0 R5HmEy80+iRsO9R5WkpC/SqFTxcEWJgMGkwW2OJo5ptapBTOO6dat7mWxYYKE+XJ HqwWjzH/XvBVQsWDPKelvqJmxjt9TuMzEiJ+SSu/pHYvnNpnengUFf7ochX3sSCM xcWkXEoYmTZm8iAHJCAluYkoDwk2PTQR9LmaDh0uJLSE8iHOzjQhaVBDasEUM2hw FvCDdASmaZ5o180ctFOQwl9INb1HsQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuKZ+aGJM6NggJBPg5nia DY0zwGr8ra2GOOVg/5lUnwoODywJXoL99OfDXpIcuFmqxJiPWitoGTIWu8CTIuAn TaVOqJehKWKDFkMLi6vqxZ+Rr95ZGcoguwo+6DeBMU3bxFNUfN3hOHYKPTL2m61x 3BAAYX9Xfcie+1BbmJ6SYj1wvPYs8zrwR+S7svbqPj5kX38C9I+2Q1udgp2GTbB0 XSIZjLxwjlAAkQaM0bXjEg0PCTVw9S/OnbURqekQHd/NoS6FcoKilHtcC2Wc35kr KmuJNhFVKpJSMt5E9cR0JlhS963nu6zoasdjFXDM+lCgBE8A+ouBmlydf1083iXD RQIDAQAB -----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 156801990642580281149131095840638494113 . . . . . . . . [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 'JP' . . . . . . . . . . . . [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 'National Institute of Informatics' . . . . . . . . . . . . [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 'NII Open Domain CA - G5' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-06 04:42:09 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-10-07 04:42:09 +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 'JP' . . . . . . . . . . . . [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 'Chiba' . . . . . . . . . . . . [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 'Narashino-shi' . . . . . . . . . . . . [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 'Chiba Institute of Technology' . . . . . . . . . . . . [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 'Library Services Section' . . . . . . . . . . . . [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 'opac.lib.it-chiba.ac.jp' . . . . . . . . [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 23309949256759018061940559735230081480340354458280112692676299426953927171197567663687402491194090252523031487120287027763208904680216220476264674910985133799084846254774601310803657514464433867954089029368023269027809137994713670358538290175927303242314497512367058603004672204723377125296532660277813719707859262507877249746418752614306529316294170831964996430022700742210594003208098962518038240543250264481387944577976930432247506509010293315820298300508241206903178574584559563710816083613369388208618894078667594009826359872028385135664806160107824196897351691524256833894426152863127954755726863762254882784069 . . . . . . . . . . . . . . . . . . . . [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 673a3ac16bb71ca64146393084c86900591158c1 . . . . . . . . . . . . . . . . [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 (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 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://niig5.ocsp.secomtrust.net' . . . . . . . . . . . . . . . . [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 (27 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'opac.lib.it-chiba.ac.jp' . . . . . . . . . . . . . . . . [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 (89 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.32264.3.2.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://repo1.secomtrust.net/sppca/nii/odca3/' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization Validation Certificates Policy) . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (67 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://repo1.secomtrust.net/sppca/nii/odca3/fullcrlg5.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) ee7d3e40398835d1a5d8e6dcae0fa361115d3a73 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . [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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