www.af.ac.kr

- Government of Korea -

Issued by CA131000001

About this certificate

This digital certificate with serial number 4f:e3:fa:71:00:2f:2d:e9:f5:08:90:3d:7e:bd:da:ab 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.


We have idenified some issues with this certificate:
  • For certificates valid after 31 Dec 2013, all certificates using RSA public key algorithm MUST have 2048 bits of modulus (BRs: 6.1.5)

Government of Korea

Organization: Government of Korea
Organization unit: Group of Server
State / Province: GPKI
Locality: GPKI
Country: KR

Government of Korea

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

This certificate has expire since

Certificate Details

Serial Number (hex): 4f:e3:fa:71:00:2f:2d:e9:f5:08:90:3d:7e:bd:da:ab
Serial Number (int): 106192742609136073196314822124639214251
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 79:58:24:9e:88:3f:6f:d8:f3:32:86:16:3d:a9:4d:f8:a6:4f:98:c1
AuthorityKeyId: 01:cf:17:ae:04:8d:87:cc:b7:55:0b:71:6c:6b:48:9c:e6:b1:b2:95

Fingerprint (sha1): 2f:71:da:a2:aa:d7:5b:11:78:46:a9:0e:af:bf:5b:29:d8:45:53:c6
Fingerprint (sha256): fd:0d:07:ef:cd:bc:6f:e6:a6:e9:4f:db:8b:4e:f1:93:18:49:83:a6:7c:76:b1:76:16:60:59:2b:a5:bc:85:14


Revocation information


Check the revocation status for certificate www.af.ac.kr

0

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.af.ac.kr

Public Key Algorithm

RSA

Key Size

1024

Signature Algorithm

SHA1 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication

Extensions

4 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

This certificate doesn't contain any subject alternative names.

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Certificate

The complete raw certificate details for www.af.ac.kr in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCzrGg8GIwl7kbwKDzS0qiv2kUy
nfHoB/Rz1OdeaViIOhivwt27O4/1mJ/ehCkVn+Ls+thdaUCMOyPMLNpH/YT0tRFl
BxRh2qceDHVxsroEAHDXmsOUoPqYW+VUWDHLtfnuUaLoGtTWDTGaX1z0noxAP4Vv
eYD3FLcoZoIM2gJKNQIDAQAB
-----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 106192742609136073196314822124639214251
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . . . . . [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:19|false] PrintableString '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:19|false] PrintableString '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:19|false] PrintableString 'CA131000001'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-06-22 04:54:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-09-22 04:54:09 +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 'KR'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [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 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [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 2.5.4.10 (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.af.ac.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 (1120 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 126170998218430514139684515887024208868046181619004786502069845756059652376499337572469201212846691525992512561049800906790221681522572924227856508083337692554991439566333912009608511778077174828426246805455688632603519308833978403549061560733278886151046080199376804652474780335068797365744548624632652122677
 . . . . . . . . . . . . . . . . . . . . [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 01cf17ae048d87ccb7550b716c6b489ce6b1b295
 . . . . . . . . . . . . . . . . [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)
							7958249e883f6fd8f33286163da94df8a64f98c1
 . . . . . . . . . . . . . . . . [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 (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 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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