corp.cardoc.co.kr
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:76:df:86:b4:4b:f0:5b:0a:fa:f4:d8:c2:db:63:12:4b:fb was issued on by Let's Encrypt.
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=corp.cardoc.co.kr
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:76:df:86:b4:4b:f0:5b:0a:fa:f4:d8:c2:db:63:12:4b:fbSerial Number (int): 301787294359640785847439877536178720885755
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 85:76:4d:2f:ef:d9:62:52:98:02:07:77:f5:1a:8a:40:3b:b3:e5:41
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 81:ab:5d:b9:1c:68:de:f1:55:cd:d3:a2:bf:5d:a5:ab:a3:48:dd:77
Fingerprint (sha256): 00:49:0d:c6:36:81:a9:be:39:7d:52:83:bf:87:6f:04:5e:95:ef:b3:0b:04:4d:cb:7e:7f:3f:fc:4d:ea:e2:fd
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate corp.cardoc.co.kr
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for corp.cardoc.co.kr
Public Key Algorithm
RSA
Key Size
4096
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
corp.cardoc.co.kr
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Certificate
The complete raw certificate details for corp.cardoc.co.kr in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWTCCBUGgAwIBAgISA3bfhrRL8FsK+vTYwttjEkv7MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIyMTUxNDhaFw0y MDAxMTAyMTUxNDhaMBwxGjAYBgNVBAMTEWNvcnAuY2FyZG9jLmNvLmtyMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtOSYzwX7G1f4SAwl0jyahMb5ATSV /oETlNerHwE1TVyb46LSWsJPd7zW9ULf+jvkAVOjdEv8HKZkhkjdSfyetMnH/K41 VbsXsSfHFp8yNneoC7/J2S8tY7xPuRz9ma7RaIOwUNJrqtqkg5GDPsBiDUK5VEgG rhDfGWQEQidgnsRLgiyLcpYXTiGEaGIBCsL8WoS758XGieB2FK9EBu8wIkCT/CT+ pHokjzMTVecSQTrLYgTNyM/8iNkePEpAlcDkdqHv+enKWVy/HZlc8o0UiRkuzFEm JXMDt6QOern7MZfg5bOcD09lhhdZRM0lpzfHMcYfr3GoCamX92NLqFLCLrm22OuO 8Q7/gaIlbUpKt9q3xGdpkvbWDfwT8BbtiZM46qwSimxgzdqWaB9vxhcFsCDo6qMM 9kpUveOlTXRY6mNQLaE8z7YNBViAVp+YiSRjr5sIp840wRyofQEEuuRCBY+xDG8b 0JiwlbS1pgiXEJN/FTp3OJSvBXu+RYKEXnzJX3lpVONvbE+E+3HGwDmrA5XG2Yku G4MQIch8cOAOrBPqSgnRgAnVRqmuc6oqQ+yusfPqa7di3Px+BcU7Kwu14e+mqpQk gK0Cdn/CZoFQQ0fQRoX8uynP9KK7wEDkuynUcXAb6NdjfUUwITqWG45lEASzMFg2 ixaNN8TlL7ZPwe8CAwEAAaOCAmUwggJhMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU hXZNL+/ZYlKYAgd39RqKQDuz5UEwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghFjb3JwLmNhcmRvYy5j by5rcjBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQMGCisGAQQB1nkC BAIEgfQEgfEA7wB1AF6nc/nfVsDntTZIfdBJ4DJ6kZoMhKESEoQYdZaBcUVYAAAB bcIru4YAAAQDAEYwRAIgFC8JLH3I/3SYLeClJtMhmUf7RDLrSVEzbgvgeO6XXBYC IBaomrol1XiKbcxl85NTcLgVz8NQXn9Z2lOLGhrSsJJkAHYAsh4FzIuizYogTodm +Su5iiUgZ2va+nDnsklTLe+LkF4AAAFtwiu7ewAABAMARzBFAiAMXOdz2N52IYiX xAAtXgXGWh6IUmrPI61NqTg46xzrFQIhALkiGNE4ZZ128BA25lPNZvPDflFoIpCq by+C7Lx8EUo6MA0GCSqGSIb3DQEBCwUAA4IBAQBD0b2HvBt1BPOtiFzD87h3fVsh Je23IanMOaTB8hrAU8pyDh4/cbql5YnB2dUQTlphUMvt+joNJ/JGmIlibM+lnw2n zdwL7XlMoj3ME2zyVsEMqU9X+uLOYAeN8qepTN/uaI/twT7xwbSYWU53ybak4W6E IpuSdvoRb0JR4Y0AGdSFCsB+KN/O4BvVJ3JrLLv+yC30pleHHvoX7GGn3yMHuRoC TPvuvZa84CQwsPBkOwqDtGWgBm5cJsvwrFZntpmqdk9KROmisfUYNEgJnhEM/7wf C96ntNBPk/mfnKAXUscQ1jk32MvfDVUBIEMq/sMRjKCWxBOjnUwC5AY57zI2 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtOSYzwX7G1f4SAwl0jya hMb5ATSV/oETlNerHwE1TVyb46LSWsJPd7zW9ULf+jvkAVOjdEv8HKZkhkjdSfye tMnH/K41VbsXsSfHFp8yNneoC7/J2S8tY7xPuRz9ma7RaIOwUNJrqtqkg5GDPsBi DUK5VEgGrhDfGWQEQidgnsRLgiyLcpYXTiGEaGIBCsL8WoS758XGieB2FK9EBu8w IkCT/CT+pHokjzMTVecSQTrLYgTNyM/8iNkePEpAlcDkdqHv+enKWVy/HZlc8o0U iRkuzFEmJXMDt6QOern7MZfg5bOcD09lhhdZRM0lpzfHMcYfr3GoCamX92NLqFLC Lrm22OuO8Q7/gaIlbUpKt9q3xGdpkvbWDfwT8BbtiZM46qwSimxgzdqWaB9vxhcF sCDo6qMM9kpUveOlTXRY6mNQLaE8z7YNBViAVp+YiSRjr5sIp840wRyofQEEuuRC BY+xDG8b0JiwlbS1pgiXEJN/FTp3OJSvBXu+RYKEXnzJX3lpVONvbE+E+3HGwDmr A5XG2YkuG4MQIch8cOAOrBPqSgnRgAnVRqmuc6oqQ+yusfPqa7di3Px+BcU7Kwu1 4e+mqpQkgK0Cdn/CZoFQQ0fQRoX8uynP9KK7wEDkuynUcXAb6NdjfUUwITqWG45l EASzMFg2ixaNN8TlL7ZPwe8CAwEAAQ== -----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 301787294359640785847439877536178720885755 . . . . . . . . [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 2019-10-12 21:51:48 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 21:51:48 +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 'corp.cardoc.co.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 737978877647790736063376391058905847801381284366898154696203634649438593065846178428974591650842443615902397659983827270621099483669894429460916145164494899803508349228759504545588890890726952039220899669616598721507016577195214413023579630178373395659207126286272132061811940099746551510954960827045814673435805070722546145748920096043809266690378738144060681433820664427527932623372289634971700903581973471706650363940725916687726879402052234925909205699773292324441652270011984939288386284479359157088406949026711071298020680306204601785811401837166907395606215532082434512621478477789343733125913668210210220684747606594492198703133874983793542486113303172971804595078844433462857165745800270374688176676899189396795528311434630377701528909061697498190429311339807776221685879298374240122411524984604109775077862231813631019580306135774738553850953177741070498553943662538935189389668113317413666889192558697417514391533170043222342188037517833845917156577443927532287065528770232081734413558793415578480048542353223832072177301176979487018141194174777532532239169126524947705571169221251937816069751516141962251361559865904068544246388399192477630078198039328093172336158512250091284143167611538945050360558192989491938569732591 . . . . . . . . . . . . . . . . . . . . [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) 85764d2fefd9625298020777f51a8a403bb3e541 . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'corp.cardoc.co.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 (69 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc22bbb8600000403004630440220142f092c7dc8ff74982de0a526d3219947fb4432eb4951336e0be078ee975c16022016a89aba25d5788a6dcc65f3935370b815cfc3505e7f59da538b1a1ad2b09264007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc22bbb7b000004030047304502200c5ce773d8de76218897c4002d5e05c65a1e88526acf23ad4da93838eb1ceb15022100b92218d138659d76f01036e653cd66f3c37e51682290aa6f2f82ecbc7c114a3a . . . . [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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