*.ducsi.ac.kr

Issued by CA134100031

About this certificate

This digital certificate with serial number 30:45:83:45:01:d9:c2:dd:83:ee:d1:47:08:db:fc:d3:31:b6:30:a3 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.

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We have idenified some issues with this certificate:

  • Subscriber Certificate: authorityInformationAccess MUST contain the HTTP URL of the Issuing CA's OSCP responder. (BRs: 7.1.2.3)
  • Subscriber Certiifcate: authorityInformationAccess MUST be present, with the exception of stapling. (BRs: 7.1.2.3)
  • Subscriber certificate cRLDistributionPoints extension must contain the HTTP URL of the CA’s CRL service (BRs: 7.1.2.3)
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
  • Compliant certificates should use the utf8string encoding for explicitText (RFC 6818: 3)
  • Subscriber certificates authorityInformationAccess extension should contain the HTTP URL of the issuing CA’s certificate (BRs: 7.1.2.3)
  • Subscriber Certificate: extKeyUsage either the value id-kp-serverAuth or id-kp-clientAuth or both values MUST be present. (BRs: 7.1.2.3)

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): 30:45:83:45:01:d9:c2:dd:83:ee:d1:47:08:db:fc:d3:31:b6:30:a3
Serial Number (int): 275581743609643197048826803860190942895789191331
Serial Number lenght: 158 bits, 20 octets

SubjectKeyId: c0:b7:f3:73:18:7d:78:79:e8:f8:60:dd:5f:f2:5f:6f:ff:eb:bd:0a
AuthorityKeyId: 8e:46:f8:0d:9e:78:76:a2:cc:1a:e4:0f:51:7f:52:d7:4d:9c:5b:1b

Fingerprint (sha1): 6e:57:9f:de:0c:21:10:a0:31:9e:77:a1:04:63:6f:0e:c9:ce:f1:5c
Fingerprint (sha256): 57:fb:6a:98:99:5d:ac:87:71:0e:be:ff:5b:fd:9d:be:58:dd:44:5c:56:4b:24:16:22:1e:e7:a7:4a:24:b4:32


Revocation information

CRL Distribution Point: ldap://ldap.epki.go.kr:389/cn=crl1p1dp3164,ou=CRL,ou=GPKI,o=Government of Korea,c=kr?certificateRevocationList;binary

Check the revocation status for the current certificate on *.ducsi.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

*.ducsi.ac.kr

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFfjCCBGagAwIBAgIUMEWDRQHZwt2D7tFHCNv80zG2MKMwDQYJKoZIhvcNAQEL BQAwUDELMAkGA1UEBhMCS1IxHDAaBgNVBAoME0dvdmVybm1lbnQgb2YgS29yZWEx DTALBgNVBAsMBEdQS0kxFDASBgNVBAMMC0NBMTM0MTAwMDMxMB4XDTE0MTEyNDA0 MjczNVoXDTE3MDIyNDE0NTk1OVowcTELMAkGA1UEBhMCS1IxHDAaBgNVBAoME0dv dmVybm1lbnQgb2YgS29yZWExGDAWBgNVBAsMD0dyb3VwIG9mIFNlcnZlcjESMBAG A1UECwwJ6rWQ7Jyh67aAMRYwFAYDVQQDDA0qLmR1Y3NpLmFjLmtyMIIBIjANBgkq hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvPboBzU1LuM0yZ81130sUnmAJ7Wv1CMx oA/ai5S2Zlub8mYT3511/kkYJZZVS+kjVoj+aJrPb6CJWgIxuHrC2KsFnTgycMIz /g5tswktdRDUxThs/szkjjcLSMNOtYYRgA4QJQ2e2bQeWLnouNvh2fkP6mHpGW2+ UW+VaGU3Q4gcI6gInRweLYI+SDQWDwy7sO38b39Lk2mvt01buWdqBFGx3a7wkYiu ZfIkfgjgeuVTnUt7CHE2Ajt3ZHFL9ut31QEbEB9e++BmJmh2SKnK8bGwyPVDdt9r zLrX/ABsU6dehSyUiZeHBshgF44t1gRznAWfcNuF9v1HKSl7CYd4PwIDAQABo4IC LTCCAikweQYDVR0jBHIwcIAUjkb4DZ54dqLMGuQPUX9S102cWxuhVKRSMFAxCzAJ BgNVBAYTAktSMRwwGgYDVQQKDBNHb3Zlcm5tZW50IG9mIEtvcmVhMQ0wCwYDVQQL DARHUEtJMRQwEgYDVQQDDAtHUEtJUm9vdENBMYICJxkwHQYDVR0OBBYEFMC383MY fXh56Phg3V/yX2//670KMA4GA1UdDwEB/wQEAwIFoDBqBgNVHSAEYzBhMF8GCiqD GoaNIQUDAQkwUTAqBggrBgEFBQcCARYeaHR0cDovL3d3dy5lcGtpLmdvLmtyL2Nw cy5odG1sMCMGCCsGAQUFBwICMBcaFUVkdWNhdGlvbiBDZXJ0aWZpY2F0ZTAYBgNV HREEETAPgg0qLmR1Y3NpLmFjLmtyMDEGA1UdEgQqMCigJgYJKoMajJpECgEBoBkw FwwV6rWQ7Jyh6rO87ZWZ6riw7Iig67aAMCgGA1UdJQQhMB8GCCsGAQUFBwMBBggr BgEFBQcDAgYJYIZIAYb4QgQBMIGGBgNVHR8EfzB9MHugeaB3hnVsZGFwOi8vbGRh cC5lcGtpLmdvLmtyOjM4OS9jbj1jcmwxcDFkcDMxNjQsb3U9Q1JMLG91PUdQS0ks bz1Hb3Zlcm5tZW50IG9mIEtvcmVhLGM9a3I/Y2VydGlmaWNhdGVSZXZvY2F0aW9u TGlzdDtiaW5hcnkwEQYJYIZIAYb4QgEBBAQDAgDAMA0GCSqGSIb3DQEBCwUAA4IB AQCsOcAEP6CxnRGnhR3sXZ5cNwyQ7JkR24lpV8+OIQjm9RVMga3bdPGJ+7sh5eBo G6//hijt80D/Kv9Q6fwJN/oapqAsncEHFFAIaDzv6NYU+MO0HmIxsQGA8/CImqxE cW5Xrgm5uITlODApVdBC4NJAmO0nwUCz8KX5wr3gsEuaeU3lVIgg9vEliJOHMaX2 HEOoOGek5vbMnhjzrbS0F2b0baQBVRiQYCaxv/OExkNNKDgN3UCu5yFEffsGtL+0 jnCvhTGo6z2FZRDmxmXJ01z1Q37I0aJWvzrhZhCiVoGfK0r096KfhHfg9QOAMrQJ y8vlguTGRgGuwgFgRZvN/VW0 -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvPboBzU1LuM0yZ81130s UnmAJ7Wv1CMxoA/ai5S2Zlub8mYT3511/kkYJZZVS+kjVoj+aJrPb6CJWgIxuHrC 2KsFnTgycMIz/g5tswktdRDUxThs/szkjjcLSMNOtYYRgA4QJQ2e2bQeWLnouNvh 2fkP6mHpGW2+UW+VaGU3Q4gcI6gInRweLYI+SDQWDwy7sO38b39Lk2mvt01buWdq BFGx3a7wkYiuZfIkfgjgeuVTnUt7CHE2Ajt3ZHFL9ut31QEbEB9e++BmJmh2SKnK 8bGwyPVDdt9rzLrX/ABsU6dehSyUiZeHBshgF44t1gRznAWfcNuF9v1HKSl7CYd4 PwIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded