*.cu.ac.kr

Issued by CA134100031

About this certificate


This digital certificate with serial number 30:83:7e:eb:ce:71:b2:d3:f6:8f:4e:90:1f:cd:77:d6:ae:49:3d:a8 was issued on by Government of Korea.

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.

Cerificate errors/warnings *beta

  • ERROR: Certificate contains no Authority Info Access Issuers
  • WARNING: Certificate contains unknown extension ([2.5.29.18])
  • WARNING: Certificate contains unknown extension ([2.16.840.1.113730.1.1])
  • ERROR: Certificate contains a key usage different from ServerAuth, ClientAuth or ServerGatedCrypto
  • ERROR: Certificate contains a CRL with an non-preferred scheme ([ldap])
  • ERROR: localityName or stateOrProvinceName is required if organizationName is set
  • ERROR: stateOrProvinceName is required if organizationName is set

Government of Korea

Organization: Government of Korea
Organization unit: Group of Server
Organization unit: 교육부
Country: KR

Government of Korea

Organization: Government of Korea
Organization unit: GPKI
Country: KR

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 30:83:7e:eb:ce:71:b2:d3:f6:8f:4e:90:1f:cd:77:d6:ae:49:3d:a8
Serial Number (int): 276964011009346760745413879391173171349297905064
Serial Number lenght: 158 bits, 20 octets

SubjectKeyId: a8:28:59:a7:06:22:92:1d:0e:2b:92:69:4d:e7:57:aa:b8:ca:be:64
AuthorityKeyId: 8e:46:f8:0d:9e:78:76:a2:cc:1a:e4:0f:51:7f:52:d7:4d:9c:5b:1b

Fingerprint (sha1): f0:77:d8:af:55:9c:a7:bf:85:23:c4:ef:79:12:2d:09:a6:66:e4:d0
Fingerprint (sha256): e6:f9:f2:dc:f4:be:04:2f:e9:9d:79:d0:1b:46:b8:47:b5:cb:53:c8:ec:29:a0:70:85:65:e2:66:39:0c:87:3b


Revocation information

CRL Distribution Point: ldap://ldap.epki.go.kr:389/cn=crl1p1dp3180,ou=CRL,ou=GPKI,o=Government of Korea,c=kr?certificateRevocationList;binary

Check the revocation status for the current certificate on *.cu.ac.kr
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
Netscape Server-Gated Cryptography

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

*.cu.ac.kr

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFeDCCBGCgAwIBAgIUMIN+685xstP2j06QH8131q5JPagwDQYJKoZIhvcNAQEL BQAwUDELMAkGA1UEBhMCS1IxHDAaBgNVBAoME0dvdmVybm1lbnQgb2YgS29yZWEx DTALBgNVBAsMBEdQS0kxFDASBgNVBAMMC0NBMTM0MTAwMDMxMB4XDTE0MTEyNzA5 MjQyMloXDTE3MDIyNzE0NTk1OVowbjELMAkGA1UEBhMCS1IxHDAaBgNVBAoME0dv dmVybm1lbnQgb2YgS29yZWExGDAWBgNVBAsMD0dyb3VwIG9mIFNlcnZlcjESMBAG A1UECwwJ6rWQ7Jyh67aAMRMwEQYDVQQDDAoqLmN1LmFjLmtyMIIBIjANBgkqhkiG 9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmHdGrnV3ckNWJQyVRbMIln03nmi579uhJeX5 78C8HT86r47q9iyNJy4/5pEAfUmMyobbFYQ0doldan5v7hmzhlNUbdn5pYUpEemR BIapdPDX0HPT96KoxvQxMSTIkUNtsE1poox2u9SrN0ujV1euukwf1j2uxhpqw5TH HanPpRiFAo6RCwr3AjKCST5g+pL3oa5Uo8v1hsWvOB9lBVwFWqskWt1Hjjag2eex CI7wdztn51F5JwOkdANUa3bnutVmVwvOcUBRh4ee5rKvaaEF67vc+mUU4jh4rXLD 3oxEB/UiEmadP1SZinR7hy6/zI+7Hs04up7qCkPfvHphZL/I7wIDAQABo4ICKjCC AiYweQYDVR0jBHIwcIAUjkb4DZ54dqLMGuQPUX9S102cWxuhVKRSMFAxCzAJBgNV BAYTAktSMRwwGgYDVQQKDBNHb3Zlcm5tZW50IG9mIEtvcmVhMQ0wCwYDVQQLDARH UEtJMRQwEgYDVQQDDAtHUEtJUm9vdENBMYICJxkwHQYDVR0OBBYEFKgoWacGIpId DiuSaU3nV6q4yr5kMA4GA1UdDwEB/wQEAwIFoDBqBgNVHSAEYzBhMF8GCiqDGoaN IQUDAQkwUTAqBggrBgEFBQcCARYeaHR0cDovL3d3dy5lcGtpLmdvLmtyL2Nwcy5o dG1sMCMGCCsGAQUFBwICMBcaFUVkdWNhdGlvbiBDZXJ0aWZpY2F0ZTAVBgNVHREE DjAMggoqLmN1LmFjLmtyMDEGA1UdEgQqMCigJgYJKoMajJpECgEBoBkwFwwV6rWQ 7Jyh6rO87ZWZ6riw7Iig67aAMCgGA1UdJQQhMB8GCCsGAQUFBwMBBggrBgEFBQcD AgYJYIZIAYb4QgQBMIGGBgNVHR8EfzB9MHugeaB3hnVsZGFwOi8vbGRhcC5lcGtp LmdvLmtyOjM4OS9jbj1jcmwxcDFkcDMxODAsb3U9Q1JMLG91PUdQS0ksbz1Hb3Zl cm5tZW50IG9mIEtvcmVhLGM9a3I/Y2VydGlmaWNhdGVSZXZvY2F0aW9uTGlzdDti aW5hcnkwEQYJYIZIAYb4QgEBBAQDAgDAMA0GCSqGSIb3DQEBCwUAA4IBAQA0opRL nGXYEzKl9SaDLsE819VRWl7Qi/3fQr79CmJG6a6mak0ZhCr7khvYiOsKy1h3e8mK aRPppLz9uTA8tePX9dnq7eMwYSvxf26PrgdRIvkH+aasbU99rwizUb/D2F2vT+Uh vsWn89EN69d8CQfkjkC1424xHY5SffKKSJh7+Qgh3wBqjfjezpZpH9ne1fadra4O wRMhhv30GtCUqDGdoR5nziF3u9etLvzL5omTfNHdsYvHy86yBmJq6HPVKEes/5GK MDTaNT3y6VTeFe1zlLEmAb9w+RR1oqWAoksJ2ncgWMF4qD08wTBBZgO4ihvZyCmP s/pyZ/r6RZiGR7HL -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmHdGrnV3ckNWJQyVRbMI ln03nmi579uhJeX578C8HT86r47q9iyNJy4/5pEAfUmMyobbFYQ0doldan5v7hmz hlNUbdn5pYUpEemRBIapdPDX0HPT96KoxvQxMSTIkUNtsE1poox2u9SrN0ujV1eu ukwf1j2uxhpqw5THHanPpRiFAo6RCwr3AjKCST5g+pL3oa5Uo8v1hsWvOB9lBVwF WqskWt1Hjjag2eexCI7wdztn51F5JwOkdANUa3bnutVmVwvOcUBRh4ee5rKvaaEF 67vc+mUU4jh4rXLD3oxEB/UiEmadP1SZinR7hy6/zI+7Hs04up7qCkPfvHphZL/I 7wIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded