www.kpgi.or.kr
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:53:dd:e3:52:4c:6c:4b:66:88:a6:21:57:66:40:1b:c9:a0 was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.kpgi.or.kr
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:53:dd:e3:52:4c:6c:4b:66:88:a6:21:57:66:40:1b:c9:a0Serial Number (int): 289875233957386429606335558884927274207648
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 49:42:ec:d1:cd:28:65:2c:dc:95:4c:0f:8c:43:c8:b1:1c:e4:60:51
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 4c:14:db:aa:b7:21:58:b9:b1:52:b8:98:4f:47:53:30:66:e3:a6:4b
Fingerprint (sha256): b5:d2:2f:41:11:4b:54:d5:e2:6c:69:87:66:e7:50:67:53:57:ee:67:41:25:07:67:83:a8:44:99:af:30:36:b5
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.kpgi.or.kr
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.kpgi.or.kr
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
kpgi.or.kr
www.kpgi.or.kr
www.kpgi.or.kr
Other certificates including the domain name kpgi.or.kr
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.kpgi.or.kr in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGEjCCBPqgAwIBAgISA1Pd41JMbEtmiKYhV2ZAG8mgMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA3MjUxNDI0NDBaFw0x ODEwMjMxNDI0NDBaMBkxFzAVBgNVBAMTDnd3dy5rcGdpLm9yLmtyMIIBIjANBgkq hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArvaWy8CZMRViKl0/igEpZ0c1yXyHQ/mD SRu8+gopVzUsCPkTsz+ohraZS3xM1zVQL2LZLEBrIOkx15iGuWJ4yYnU+ZJS/zPL TMHP/hAE1RjGt7aMh6p86qrcY++Lr17FYyqSsLS7GHy74CLuR6lhRUrNE3yc/em2 lfifhG0cESGNcc+kIiCjrUquPVyJKtJksrD0o6Wa49NQ0kIh3UCf0cYg6EjE/0y9 VZHQY6vJnHOAPu3iDdee0pLUhuYYjm80hNYVVHX6+LIjSTaUKYZewBe5nh61wwu2 csfDZlNXUF4wrz+vIWXQZm7g/md26oPhrGb/KsZvaaANpPM2ALrP6QIDAQABo4ID ITCCAx0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEF BQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRJQuzRzShlLNyVTA+MQ8ixHORg UTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRj MGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5v cmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5v cmcvMCUGA1UdEQQeMByCCmtwZ2kub3Iua3KCDnd3dy5rcGdpLm9yLmtyMIH+BgNV HSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcC ARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGb VGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5 aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0 aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcv cmVwb3NpdG9yeS8wggEDBgorBgEEAdZ5AgQCBIH0BIHxAO8AdgBVgdTCFpA2AUrq C5tXPFPwwOQ4eHAlCBcvo6odBxPTDAAAAWTSCs5xAAAEAwBHMEUCIG8EajHLXOCj 2TCSBgSLnwY01I7R5VWnaM33+DlCB/unAiEAknrZi30E5PLcb8pogGzeKny0EnCC iDSZA4cE+vCKOhQAdQApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAA AWTSCs9FAAAEAwBGMEQCIFNmEvNZw/QCuugddLVp1As0AM6ujfDZrTBmqSsLFAF4 AiAp6PxmMc/A3Hd5RtvhVRYY1f6kbBq9hurdSDK3zuW65DANBgkqhkiG9w0BAQsF AAOCAQEAQn27uEoka8OsAjfTJFiYsLbe8P+CR/wU01rpNX1MAuneg1OvpMp6cyXM GubjMelluxI1qiBLhrO3V7E2Fkhd+P7Lu1R+bZ2ckikeQ1QeFHBgrn0EYVvCv0S4 ds5mxvryUYYWZwGrSLqykCmCnaTUzuuy7o/ImidmXtFjRnX0u7UzQ9ELsr/NCXba ZVRBdIfBfrGrW/7cR+jMEu+UGIVxb0KEJFxQZ8BUvpAeEZRLuSwDmmROoiE/SxAm E2BV4vM2tbWwN9tnVW56hnw9LrzjprgXLlJYEtTuJz+L6zt+MManVwAcwyaT/Eys 2YlMRQ+aKIhCeDm6DiAmBru3U9EnlQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArvaWy8CZMRViKl0/igEp Z0c1yXyHQ/mDSRu8+gopVzUsCPkTsz+ohraZS3xM1zVQL2LZLEBrIOkx15iGuWJ4 yYnU+ZJS/zPLTMHP/hAE1RjGt7aMh6p86qrcY++Lr17FYyqSsLS7GHy74CLuR6lh RUrNE3yc/em2lfifhG0cESGNcc+kIiCjrUquPVyJKtJksrD0o6Wa49NQ0kIh3UCf 0cYg6EjE/0y9VZHQY6vJnHOAPu3iDdee0pLUhuYYjm80hNYVVHX6+LIjSTaUKYZe wBe5nh61wwu2csfDZlNXUF4wrz+vIWXQZm7g/md26oPhrGb/KsZvaaANpPM2ALrP 6QIDAQAB -----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 289875233957386429606335558884927274207648 . . . . . . . . [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 'US' . . . . . . . . . . . . [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 'Let's Encrypt' . . . . . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-07-25 14:24:40 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-10-23 14:24:40 +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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.kpgi.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 22087062654934498217221196687959347756147381586540313103052744932459811249814832975120626255961150658119842497270119281026600301288743127800768417080369136936053901052908324387855869827130531978711316530349611642061674004557577641915413891898883307108491609957996229610544367052705226154760055089679776708080504725721390889847386358906148855528312434786817171301573465344054766002994290675993089780188013702344985747202203269725579583467353054305666126297613184403522929761688222551017176275879899511284648090408495928423666029201158881685795359241889629058991509492540043855237087007647049605296842621491304233357289 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 (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 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 4942ecd1cd28652cdc954c0f8c43c8b11ce46051 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kpgi.or.kr' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kpgi.or.kr' . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0076005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c00000164d20ace71000004030047304502206f046a31cb5ce0a3d9309206048b9f0634d48ed1e555a768cdf7f8394207fba7022100927ad98b7d04e4f2dc6fca68806cde2a7cb4127082883499038704faf08a3a14007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000164d20acf4500000403004630440220536612f359c3f402bae81d74b569d40b3400ceae8df0d9ad3066a92b0b140178022029e8fc6631cfc0dc777946dbe1551618d5fea46c1abd86eadd4832b7cee5bae4 . . . . [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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