www.icyum.or.kr

Issued by CA131100001

About this certificate


This digital certificate with serial number 1c:a3:35:b5:0d:34:fd:9f:38:be:43:79:1f:b8:d5:94:04:cf:1a:e0 was issued on by Government of Korea .

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
  • ERROR: Certificate has key usage [KeyAgreement] set
  • 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
Country: KR

Government of Korea

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

Time untill certificate expires

This certificate will expire on

Certificate Details

Serial Number (hex): 1c:a3:35:b5:0d:34:fd:9f:38:be:43:79:1f:b8:d5:94:04:cf:1a:e0
Serial Number (int): 163491441610245901679848964707961031421779188448
Serial Number lenght: 157 bits, 20 octets

SubjectKeyId: f4:1e:fc:1d:9a:91:0c:4f:fb:6c:21:e0:ea:11:ed:70:3d:c4:bc:1a
AuthorityKeyId: 92:a4:78:17:b1:aa:2f:19:d8:2b:3f:b9:b3:2b:23:15:83:d5:97:35

Fingerprint (sha1): 3d:7c:5f:db:9b:45:7f:8c:5b:0f:6d:0f:dd:a1:ff:fc:7b:8a:dc:8b
Fingerprint (sha256): 2c:89:66:11:01:a8:8c:ef:a9:de:ba:92:e9:dd:d1:03:78:f1:24:59:87:1d:58:5d:13:62:7e:1a:40:a8:4e:63


Revocation information

CRL Distribution Point: ldap://cen.dir.go.kr:389/cn=crl1p1dp1877,cn=CA131100001,ou=GPKI,o=Government of Korea,c=KR?certificateRevocationList;binary

Check the revocation status for the current certificate on www.icyum.or.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
Content Commitment
Key Encipherment
Data Encipherment
Key Agreement

Extended Key Usages

Server Authentication

Extensions

7 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.icyum.or.kr

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIEyDCCA7CgAwIBAgIUHKM1tQ00/Z84vkN5H7jVlATPGuAwDQYJKoZIhvcNAQEL BQAwUDELMAkGA1UEBhMCS1IxHDAaBgNVBAoME0dvdmVybm1lbnQgb2YgS29yZWEx DTALBgNVBAsMBEdQS0kxFDASBgNVBAMMC0NBMTMxMTAwMDAxMB4XDTE1MDMwOTA5 MDYyNFoXDTE3MDYwOTE0NTk1OVowXzELMAkGA1UEBhMCS1IxHDAaBgNVBAoME0dv dmVybm1lbnQgb2YgS29yZWExGDAWBgNVBAsMD0dyb3VwIG9mIFNlcnZlcjEYMBYG A1UEAwwPd3d3LmljeXVtLm9yLmtyMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB CgKCAQEAtNTJJ3pOF1oDv+IDynQFJcMe8y24T/b6IgSEE8WZ3lIJXuDIMFVCxhtv eh8EJMhA3NM6GpYox5Vo1LdkaVcP73ReKsfADD437/2l7prUvkiEK22Dk4CngzfV vmmw5ylRrc600GHh2B/ODWDu4e3c/cKXf54I04dAnHybqJj7M+iIVeOCoiIunF6A ItDrERUO+2W2y9nZCoYLSf1xSJlnAZmzYYf4oLYByphh0bYtOyqT1u7yiOO8WY25 1BV8D7upR5JWtNUMRfqLNH1WvvSdVnwBeNdYWb80SkDEn6kYF4nNzAMVYlEGhraw txqs8f8uRTZHyYXfmfw1HmR9LR8mUQIDAQABo4IBiTCCAYUweQYDVR0jBHIwcIAU kqR4F7GqLxnYKz+5sysjFYPVlzWhVKRSMFAxCzAJBgNVBAYTAktSMRwwGgYDVQQK DBNHb3Zlcm5tZW50IG9mIEtvcmVhMQ0wCwYDVQQLDARHUEtJMRQwEgYDVQQDDAtH UEtJUm9vdENBMYICJxIwHQYDVR0OBBYEFPQe/B2akQxP+2wh4OoR7XA9xLwaMA4G A1UdDwEB/wQEAwID+DAWBgNVHSAEDzANMAsGCSqDGoaNIQIBAjAaBgNVHREEEzAR gg93d3cuaWN5dW0ub3Iua3IwEwYDVR0lBAwwCgYIKwYBBQUHAwEwgY8GA1UdHwSB hzCBhDCBgaB/oH2Ge2xkYXA6Ly9jZW4uZGlyLmdvLmtyOjM4OS9jbj1jcmwxcDFk cDE4NzcsY249Q0ExMzExMDAwMDEsb3U9R1BLSSxvPUdvdmVybm1lbnQgb2YgS29y ZWEsYz1LUj9jZXJ0aWZpY2F0ZVJldm9jYXRpb25MaXN0O2JpbmFyeTANBgkqhkiG 9w0BAQsFAAOCAQEAHC+nRrWV2Yx9l2INmCqN7KJ6jwbDPSI3SXxhys2fSJlig5uV xZ6k8Ho9CDWaOxLpFRdZtCoHkdNjwJ6eqvl98H5IVi46NQqp/ug0Mrp8Gsa8XeY6 2ulyO+fvlrSqWRu4Zar06sI5YlF1fFogOBariDI1+8jN0Hq+SX4N5psaQwrHTQfI SA7qcY9SZ7Nq9UK7lQUdwaUBCHkP1nAxgMvn851j1fj4OB6gKhWpyRbY/SQmTw5r t4vGoWC7GfrxYFB9cxjzKfp1tjdG0S3nxE8ZMLuEaNbi1XoGnUe3HileE1tWV+/7 xrpH6emvWTuGD7x4L+NMEz4h76OS1bAnROjSsg== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtNTJJ3pOF1oDv+IDynQF JcMe8y24T/b6IgSEE8WZ3lIJXuDIMFVCxhtveh8EJMhA3NM6GpYox5Vo1LdkaVcP 73ReKsfADD437/2l7prUvkiEK22Dk4CngzfVvmmw5ylRrc600GHh2B/ODWDu4e3c /cKXf54I04dAnHybqJj7M+iIVeOCoiIunF6AItDrERUO+2W2y9nZCoYLSf1xSJln AZmzYYf4oLYByphh0bYtOyqT1u7yiOO8WY251BV8D7upR5JWtNUMRfqLNH1WvvSd VnwBeNdYWb80SkDEn6kYF4nNzAMVYlEGhrawtxqs8f8uRTZHyYXfmfw1HmR9LR8m UQIDAQAB -----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 163491441610245901679848964707961031421779188448 . . . . . . . . [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 'KR' . . . . . . . . . . . . [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:12|false] UTF8String 'Government of Korea' . . . . . . . . . . . . [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:12|false] UTF8String 'GPKI' . . . . . . . . . . . . [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:12|false] UTF8String 'CA131100001' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-03-09 09:06:24 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-06-09 14:59:59 +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 'KR' . . . . . . . . . . . . [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:12|false] UTF8String 'Government of Korea' . . . . . . . . . . . . [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:12|false] UTF8String 'Group of Server' . . . . . . . . . . . . [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:12|false] UTF8String 'www.icyum.or.kr' . . . . . . . . [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 22827823462213644653726407004440323845830619306848851503242523225272948860962766056684939571324249309356752110776511652521106658533381482661442676944093186361673159076833593174828932699371596516014474684349787295676912521062041092212318010356849076796655039589090048807910620526324551396653039914830926668242120127128950049363690249747522753621144093329847455079087787421699168791151370204203194217400057893281575762376865530384859688091364337838481520209153041497146803503633659744626132175451283691408092495857320716721729296503096552977976298965398826844404102686379211669381517088320138061066159529679145555404369 . . . . . . . . . . . . . . . . . . . . [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 (114 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 92a47817b1aa2f19d82b3fb9b32b231583d59735 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:1|true] IA5String . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:4|true] Name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'KR' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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:12|false] UTF8String 'Government of Korea' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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:12|false] UTF8String 'GPKI' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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:12|false] UTF8String 'GPKIRootCA1' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String ''' . . . . . . . . . . . . . . . . [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) f41efc1d9a910c4ffb6c21e0ea11ed703dc4bc1a . . . . . . . . . . . . . . . . [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 (5 bits) 03f8 . . . . . . . . . . . . . . . . [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 (15 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.410.100001.2.1.2 . . . . . . . . . . . . . . . . [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 (19 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.icyum.or.kr' . . . . . . . . . . . . . . . . [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 (12 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:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (135 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 'ldap://cen.dir.go.kr:389/cn=crl1p1dp1877,cn=CA131100001,ou=GPKI,o=Government of Korea,c=KR?certificateRevocationList;binary' . . . . [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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